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HP Designjet
T1100/T1100ps/T610/
T1120/T1120ps
Printer Series
Version 6
March 19, 2009

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Troubleshooting

   Related Manuals for HP Designjet T1100

   Summary of Contents for HP Designjet T1100

  • Page 1

    HP Designjet T1100/T1100ps/T610/ T1120/T1120ps Printer Series Version 6 March 19, 2009...

  • Page 2

    For HP Internal Use Only Warranty WARNING WARNING The Warning symbol calls ©Copyright Hewlett-Packard The information contained in The procedures described in attention to a procedure, Company 2009 this document is subject to this manual are to be practice, or the like, which, if change without notice.

  • Page 3: Table Of Contents

    2 System Error Codes 3 Service Tests and Utilities 4 Service Calibrations 5 Parts and Diagrams 6 Removal and Installation 7 Preventive Maintenance For information about Using this Manual, please refer to the next page. HP Designjet T Series — Service Manual...

  • Page 4

    For information about using these printers, refer to the corresponding User and Quick Reference Guides. Readership The procedures described in this Service Manual are to be performed by HP Certified service personnel only. Part Numbers Part Numbers for Printer options, accessories and service parts are located Chapter 5 Parts and Diagrams on page 5-1.

  • Page 5: Table Of Contents

    Cover Sensors are not Working 1-5 The Line Sensor has Problems Detecting Media 1-5 Banding at variable extreme environmental conditions 1-6 Worm marks on HP Coated media with light area fills 1-6 Solving Media-Handling Problems 1-7 Print quality troubleshooting 1-9...

  • Page 6: Table Of Contents

    You Cannot Insert the Printhead Into the Printer 1-53 The front panel says to reset or replace a printhead 1-53 Maintaining and Cleaning the Printheads 1-54 Clean the printheads 1-54 Flex Contacts Cleaning Tool 1-55 HP Designjet T Series — Service Manual...

  • Page 7: Using The Front Panel

    Service Menu (Service Engineers Only) From the main menu, press and hold the Up and Cancel keys. Service Menu (For users) From the main menu, press and hold the Down and Cancel keys. HP Designjet T Series — Service Manual...

  • Page 8: General Troubleshooting, Troubleshooting System Error Codes, Performing A Service Test On A Failed Assembly

    If you have an error code which is not documented in this Service Manual or you have an error which you cannot resolve, then report the error to the HP Response Center or the nearest HP Support Office. When reporting the error, have the following information ready: Model and Serial Number of the printer.

  • Page 9: Solving Print Quality Problems, The Front Panel Is Blank, The Printer Does Not Power On

    1 Check the type of media that is being used since the Line sensor may have problems detecting transparent media or some types of Non-HP media. Try loading white HP media in to the Printer and check if the Line sensor detects 2 The Line Sensor is not calibrated correctly. Perform the Line Sensor Calibration.

  • Page 10: Banding At Variable Extreme Environmental Conditions

    2 Is the customer using non-HP media? The use of non-HP media can easily be the cause of media jams and head crashes (especially head crashes because HP media is specially formulated to avoid cockle, one of the primary causes of head crashes). If the media is not HP approved, advise the customer to use HP media and check to see if the problem is now solved.

  • Page 11: The Media Basket Was Damaged During Printer Setup

    Check that the Right Spindle Holder (rewinder included) is properly attached and screwed to the printer. For 44 inch printers, the Rewinder, located on the Right Spindle Holder (rewinder included), should maintain proper back tension. If the Right HP Designjet T Series — Service Manual...

  • Page 12

    The Media Basket was damaged during printer setup Spindle Holder (rewinder included) is misaligned or not properly attached to the printer, the Rewinder will not function properly. To further diagnose problems with the Rewinder, See 6. Rewinder on page 3-34. HP Designjet T Series — Service Manual...

  • Page 13: Print Quality Troubleshooting

    3 Media: Select the correct media type through the front panel when loading it. Make sure that HP or HP-approved media is being used. 4 Perform the Printhead Alignment (Main Menu/Image Quality Maintenance/ Align Printheads), using the same paper type with which you were experiencing unacceptable image quality, if feasible (some paper types are not suitable for Printhead Alignment).

  • Page 14

    2 Use the same type of media that the customer was using when they found the image quality problem. 3 If the customer is using non-HP media and after the Image Quality Test you still have the same image quality problems, change to genuine HP media and repeat the Image Quality Test.

  • Page 15: Reading The Diagnostic Print Results

    Printhead Nozzle test. There is a series of numbered stepped diagonal lines. If one or more of the nozzles are clogged, malfunctioning or mis- positioned, you will see that the stepped lines are broken or misdirected in one or more places. HP Designjet T Series — Service Manual 1-11...

  • Page 16: Diagnostic Part 2: Printhead Alignment

    3 If the problem continues, replace the defective Printhead. Diagnostic Part 2: Printhead Alignment This test is designed to check any color-to-color and bi-directional misalignment the printer may have. HP Designjet T Series — Service Manual 1-12...

  • Page 17: Diagnostic Part 3: Printheads & Paper Advance

    This test is designed to check whether the Printheads and the Paper Advance Mechanism are working correctly. This part of the Image Quality Test should NOT be used to check for color consistency or accuracy. HP Designjet T Series — Service Manual 1-13...

  • Page 18

    If banding does occur in ALL the colors, then it is more than likely a Paper Advance problem: If the bands are light, it means that the paper has advanced too much. If the bands are dark, it means that the paper hasn’t advanced enough. HP Designjet T Series — Service Manual 1-14...

  • Page 19: The Advanced Diagnostic Prints

    Paper menu/View loaded paper). 3 If the customer is using low quality paper, try recommending better quality paper (preferably HP paper). Printer performance can only be guaranteed by using recommended papers. 4 Perform the Paper Advance Calibration using the same type of paper that will be used for the final print (Main Menu/Image Quality Maintenance/ Paper Advance Calibration/Calibrate Paper Advance).

  • Page 20: Reading The Advanced Diagnostic Print Results

    This plot helps you to visually check any alignment problems of the printer. You use it to precisely measure the media advance error with a one dot row accuracy, and to verify the stability of the media advance. HP Designjet T Series — Service Manual 1-16...

  • Page 21

    You can verify the media type selected through the Front Panel (Main Menu/Paper menu/View loaded paper). The wrong type of paper selected will produce an offset error in the Paper Advance. HP Designjet T Series — Service Manual 1-17...

  • Page 22

    Print quality troubleshooting The following plot shows correct media advance, there is a straight white line positioned close to the 0 column for the majority of the points. HP Designjet T Series — Service Manual 1-18...

  • Page 23

    Main Menu/Paper/View Loaded Paper. At the bottom, the Front Panel displays the Paper Advance Calibration status. There are three status messages: DEFAULT. The paper loaded is recognized as HP paper, which is already optimized and calibrated for the printer. Do Not calibrate the Paper Advance for this paper.

  • Page 24

    This plot helps you to visually check any alignment problems of the printer. You use it to precisely measure the alignment error with a 3 dot row accuracy. For the printer to be considered correctly aligned, the results must be within ±3 dot row. HP Designjet T Series — Service Manual 1-20...

  • Page 25

    Once the printer has correctly printed and scanned the Printhead Alignment Diagnostic print, the Front Panel displays the results. The top row displays the printhead, and the left column displays the test. HP Designjet T Series — Service Manual 1-21...

  • Page 26

    If any of the printheads are misaligned beyond the ±3 dot row range, perform a Printhead Alignment. See Aligning Printheads on page 3-14. If a Printhead Alignment does not correct the problem, replace the bad printhead. HP Designjet T Series — Service Manual 1-22...

  • Page 27

    Print quality troubleshooting If the customer is using non-HP media and after the Image Quality Test you still have the same image quality problems, change to genuine HP media and repeat the Image Quality Test. The best alignment calibration is obtained using HP Photo Paper.

  • Page 28: Troubleshooting Print Quality Problems

    Troubleshooting Print Quality Problems Print Quality General Advice 1 To achieve the best performance from the printer, only genuine HP accessories and supplies should be used. 2 Make sure that the paper type selected in the Front Panel is the same as the paper type loaded into the Printer.

  • Page 29: Horizontal Lines Across The Image (banding)

    The file to be printed is complex, and the computer does not have the capacity to print such complex files. HP Designjet T Series — Service Manual 1-25...

  • Page 30: Lines Are Missing, Too Thin, Or Too Thick

    (if see you a problem with the Black color in the customer print, then only check the Black printhead in the Image Quality Diagnostic Print). If there is a significant amount of nozzles out then replace the defective Printhead. HP Designjet T Series — Service Manual 1-26...

  • Page 31: Problems With Stepped Lines

    Lines are Printed Double or in Wrong Colors Description of problem This problem can have various visible symptoms, as shown below: Borders of colored Colored lines are blocks are wrongly printed double, in colored different colors HP Designjet T Series — Service Manual 1-27...

  • Page 32: Lines Are Discontinuous

    1 Check that the environmental conditions (temperature, humidity) are suitable for high-quality printing. 2 Make sure that the paper type selected in the Front Panel is the same as the paper type loaded into the Printer. HP Designjet T Series — Service Manual 1-28...

  • Page 33: Problems With Graininess

    Print quality troubleshooting 3 Try using a heavier paper type. When printing dense colors, it is recommended to use HP Heavyweight Coated Paper or HP Super Heavyweight Coated Paper. 4 If glossy paper is being used, try changing to a different type of glossy paper.

  • Page 34: Ink Marks On The Paper

    Front Panel (Main Menu/Paper menu/View loaded paper). 2 Try using a heavier paper type. When printing dense colors, it is recommended to use HP Heavyweight Coated Paper or HP Super Heavyweight Coated Paper. Ink marks on the paper This problem may occur for several different reasons.

  • Page 35: Horizontal Smears On The Front Of Coated Paper

    4 Try using a heavier paper type. When printing dense colors, it is recommended to use HP Heavyweight Coated Paper or HP Super Heavyweight Coated Paper. 5 Try to increase the margins by relocating the image to the center of the page with the software application being used.

  • Page 36: Problems With The Edges Of Objects

    Reprint the job in case the problem has been solved. 2 Try printing with roll paper. 3 Try using larger margins around the image. Vertical lines of different colors The print has vertical bands of different colors along it. HP Designjet T Series — Service Manual 1-32...

  • Page 37: White Spots On The Print

    4 If the problem consists of color differences between your print and your monitor, please follow the instructions in the "How to calibrate your monitor" section of the HP Color Center. At this point, you may wish to reprint your job in case the problem has been solved.

  • Page 38: Output Only Contains A Partial Print

    If a very long image needs to be printed on a roll, check that the software is capable of printing an image of that size. The page may have been rotated from portrait to landscape on a paper size that is not wide enough. HP Designjet T Series — Service Manual 1-34...

  • Page 39: Print Quality Troubleshooting Wizard

    A PDF file is clipped or objects are missing In older versions of Adobe Acrobat or Adobe Reader, large PDF files could be clipped or lose some objects when printing with the HP-GL/2 driver at high resolution. Upgrade the Adobe Acrobat or Adobe Reader software to the latest version.

  • Page 40

    The main benefits of this Print Quality Troubleshooting Wizard tool are that it creates a better customer experience, solving customer PQ issues fast, efficiently, and with a minimum cost for them and also for HP Support. Customers can perform PQ/color troubleshooting through the Printer Utility (PU), the Embedded Web Server (EWS) or by following the steps described in the User’s Manual or the HP Knowledge Center.

  • Page 41

    (i.e. color accuracy). Troubleshooting for banding issues How to start the Print Quality Troubleshooting Wizard 1 From the HP Printer Utility under Windows: go to the Support tab, and HP Designjet T Series — Service Manual 1-37...

  • Page 42

    2 From the Embedded Web Server: go to the Support tab, then select Print quality troubleshooting. For Mac OS 1 From the HP Printer Utility under Mac OS: select Support, and then Print quality troubleshooting. 2 From the Mac OS Print dialog: go to the Services panel, select Device Maintenance, then select Print quality troubleshooting from the list of maintenance tasks.

  • Page 43: Ink Supplies Troubleshooting, Ink Cartridges

    Printheads. Because the Printheads control the amount of ink transferred to the page, you will continue to see high-quality printing results even when the ink levels are getting low. HP Designjet T Series — Service Manual 1-39...

  • Page 44: Available Ink Cartridges

    T Printer Series Cartridges Part number Ink Cartridge C9397A HP 72 69 ml Photo Black Ink Cartridge HP 72 69 ml Cyan Ink Cartridge Ink Cartridge C9398A HP 72 69 ml Magenta Ink Ink Cartridge C9399A Cartridge HP 72 69 ml Yellow Ink...

  • Page 45: Available Printheads

    Do not touch the end of the Ink Cartridge which is inserted into the printer as there may be a small amount of ink on the connection. Avoid storing partially used Ink Cartridges on their ends. HP Designjet T Series — Service Manual 1-41...

  • Page 46: Obtaining Ink Cartridge Information

    “View Ink Levels” from the ink menu Choosing the View ink levels option from the Ink menu will immediately show you the ink levels: Obtaining Ink Cartridge Information 1 Scroll to the Ink Menu icon and press OK. HP Designjet T Series — Service Manual 1-42...

  • Page 47

    Arrow keys to scroll through the information. The information supplied is: The color of the Ink Cartridge The make of the Ink Cartridge (hp no.72 is recommended). The product number of the Ink Cartridge. The serial number of the Ink Cartridge.

  • Page 48: The Printer Consumes More Gray Ink Ink Than M, C, Or Y

    About gray ink The T Series Printers are the first HP Designjet technical products to include Gray ink. One thing that users may notice is that Gray ink is used in higher quantities than Cyan, Magenta and Yellow inks.

  • Page 49

    9 Unwrap the new ink cartridge, find the label identifying the ink color. Check that the letter or letters marking the empty slot, matches the letter or letters on the cartridge label. 10 Insert the ink cartridge into its slot. HP Designjet T Series — Service Manual 1-45...

  • Page 50: Printhead Information, Replacement And Alignment

    3 In the Printhead Information submenu, scroll to the Printhead that you want information on and press OK. 4 The front panel displays information on the selected Printhead. The information supplied is: HP Designjet T Series — Service Manual 1-46...

  • Page 51: Changing A Printhead

    Ink Supplies Troubleshooting The make of the printhead (hp no.72 is recommended). The product number of the Printhead. The serial number of the Printhead. The current status of the printhead. How much ink has been fired (consumed) by the printhead. Note: It is possible for a printhead to consume more than one Ink Cartridge.

  • Page 52

    If the printer does not beep when you insert the printhead and the Replace message appears on the front panel display, the printhead may need to be reinserted. The front panel display confirms that all printheads are correctly inserted. HP Designjet T Series — Service Manual 1-48...

  • Page 53: Aligning Printheads

    3 Select Align printheads. The printer will check to see if it has enough paper to run the realignment. 4 If the loaded paper is satisfactory, the printer will run the realignment and print a realignment pattern. Ensure the transparent window is closed, as a HP Designjet T Series — Service Manual 1-49...

  • Page 54: Scanning Errors During Alignment

    When the Very Low message is displayed, overnight printing should not be attempted. Changing the Ink Cartridge is strongly recommended to prevent the printer from stopping halfway through a print. There is HP Designjet T Series — Service Manual 1-50...

  • Page 55: Printhead Status Messages

    The following table describes the Printhead Error Codes. Refer to the above descriptions of the status messages for the appropriate action. Error Status Status Description Comments Code Name Message Working The printhead is working properly HP Designjet T Series — Service Manual 1-51...

  • Page 56

    Error is redundant. 4096 Mismatch Replace Wrong color Mechanical inserted lockouts should prevent this 8192 CSdata Not Reseat CSdata Could be caused Responding commuication by bad insertion failed 1-52 HP Designjet T Series — Service Manual...

  • Page 57: Solving Ink Supplies Problems

    User’s Guide. You Cannot Insert the Ink Cartridge Into the Printer 1 Ensure that you have the correct hp no.72 Ink Cartridge. 2 Ensure that the Ink Cartridge is the correct color for that slot.

  • Page 58: Maintaining And Cleaning The Printheads

    Cleaning all printheads takes about nine minutes. Cleaning a single pair of printheads takes about six minutes. Cleaning all printheads uses more ink than cleaning a single pair. 1-54 HP Designjet T Series — Service Manual...

  • Page 59: Flex Contacts Cleaning Tool

    It also contains replacement sponges and an instruction sheet. This tool should be used for cleaning the electrical interconnects of both the Carriage Assembly and the Printhead. HP Designjet T Series — Service Manual 1-55...

  • Page 60

    Carriage and the Printheads using the Carriage Interconnect Wiper. Do not touch, wipe or attempt to clean the printhead nozzles. This can damage the printhead and reduce print quality. 1-56 HP Designjet T Series — Service Manual...

  • Page 61: System Error Codes

    Front panel displays 79:04 during printer operation – not while sending jobs 2-42 Front panel displays 79:04 while printing 2-43 Appendix B: Updating firmware in diagnostics boot mode 2-45 Appendix C: Obtaining printer logs 2-46 HP Designjet T Series — Service Manual...

  • Page 62: Printer Logs

    If you have an error code which is not documented in this Service Manual or you have an error which you cannot resolve, then report the error to the HP Response Center or the nearest HP Support Office. When reporting the error, have the following information ready: Model and Serial Number of the printer.

  • Page 63: What To Do If The Front Panel Is Blank

    If the Front Panel is blank, refer to the system error code 08:YZ instructions that apply to the printer model affected. See 08:YZ (T1100/T1100ps/T610 ONLY) on page 2-10 08:YZ (T1120/T1120ps ONLY) on page 2-10. HP Designjet T Series — Service Manual...

  • Page 64: System Error Code Brief Descriptions

    The following table explains the XX part of the System Error Code or Warning: Code Component/System 01.0 Main PCA/Electronics module 01.1 Add-on Electronics module (printmech) 01.2 Print Mech PCA 02.1 Carriage PCA Power supply Formatter Formatter/Front panel Trailing cable Service station HP Designjet T Series — Service Manual...

  • Page 65

    Memory management 71.19 PrintMech PCA/Formatter Firmware error Servo Firmware upgrade 74.1 Media Profile Update 75.1 Preventive Maintenance kit #1 75.2 Preventive Maintenance kit #2 75.3 Preventive Maintenance kit #3 Disk Full Web access application HP Designjet T Series — Service Manual...

  • Page 66

    Possible for customer to Calibrate/Adjust (using Automatic Process) perform Power OFF and Restart the Printer action Upgrade System Firmware Upgrade Driver or Computer Software Add Accessory Escalate Send Plot Again Wrong Part Installed HP Designjet T Series — Service Manual...

  • Page 67

    Module Main PCA and PSU (T1100/T1100ps/T610) on page 6-202 Electronics Module Main PCA and PSU (T1120/T1120ps) on page 6- 205. If the System Error continues, replace the Formatter. See Formatter on page 6-200. HP Designjet T Series — Service Manual...

  • Page 68

    Reconnect the power cord and power On the Printer. 2 Check that the Trailing Cable is not damaged. 3 Check that the Trailing Cable is correctly connected between the Main PCA and Carriage PCA. HP Designjet T Series — Service Manual...

  • Page 69

    5 Insert the new battery by pressing it down. 6 Insert the formatter into the printer by pressing it down, and tighten the screws. 7 Reconnect the cables and turn the printer on. HP Designjet T Series — Service Manual...

  • Page 70

    Corrective Action: The LEDs of the formatter (visible through the cover) and the power supply can help you troubleshoot a problem when the Front Panel is blank. The following image shows the Power Supply LED, looking through the cover. 2-10 HP Designjet T Series — Service Manual...

  • Page 71

    Main PCA Page 6-205 Formatter Page 6-200 Hard Disc Drive Flashing Page 6-200 Hard Disc Drive Flashing Page 6-200 1. Formatter Page 6-200 2. Main PCA Page 6-205 Main PCA. Flashing Page 6-205 HP Designjet T Series — Service Manual 2-11...

  • Page 72

    (e.g. screws, plastic parts, etc...) restricting the movement of the Service Station. 3 Perform the Service Station diagnostic test to troubleshoot the problem further. See 8. Service Station on page 3-42. 2-12 HP Designjet T Series — Service Manual...

  • Page 73

    Left Ink Supply Station error. Description: Corrective Action: Try the following: 1 Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. HP Designjet T Series — Service Manual 2-13...

  • Page 74

    Ink Supply Tubes again. It could be that one of the cartridges is defective. 5 If the problem persists, replace the Ink Supply Tubes. See Ink Supply Tubes (T1100/T1100ps/T610) on page 6-187 Ink Supply Tubes (T1120/ T1120ps) on page 6-193. 2-14 HP Designjet T Series — Service Manual...

  • Page 75

    5 Check that the Media Advance Drive cable is not damaged and is correctly connected to the Main PCA. 6 Replace the Media Advance Drive. See Media Advance Drive on page 6- 218. HP Designjet T Series — Service Manual 2-15...

  • Page 76

    3 Perform the Scan Axis diagnostic test to troubleshoot the problem further. See 1. Scan Axis on page 3-6. 4 Check that there is no obstacle preventing the Service Station from working. 2-16 HP Designjet T Series — Service Manual...

  • Page 77

    6-71. If the error occurred after replacing the formatter As a design enhancement from mid February, 2008, the HP Designjet T Series printers do not include an Aerosol Fan. A small quantity of printers manufactured after mid February, 2008, are...

  • Page 78

    Star Wheel Lifter test on page 3-7. 5 Replace the Starwheel Motor. See Starwheel Motor on page 6-245. 6 If the System Error continues, replace the Main PCA. See Starwheel Assembly on page 6-208. 2-18 HP Designjet T Series — Service Manual...

  • Page 79

    2 Check that the Drop Detector cable is not damaged and is correctly connected to the PrintMech PCA. 3 Clean the drop detector. 4 Check that the Service Station cable is not damaged and is correctly connected to the PrintMech PCA. HP Designjet T Series — Service Manual 2-19...

  • Page 80

    Corrective Action: Try the following: 1 Switch the Power OFF from the back of the Printer and disconnect the power cord. Reconnect the power cord and power On the Printer. 2 Perform the Line Sensor calibration. 2-20 HP Designjet T Series — Service Manual...

  • Page 81

    1 Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. 2 Check that the USB cable is correctly connected to the Printer. HP Designjet T Series — Service Manual 2-21...

  • Page 82

    Out of memory failure. Description: The total RAM memory available in the HP Designjet T610 Printer Series is 128MB. If the amount of memory that the printer needs to process the file is more than 128MB, the printer will display the system error 71:04 System Error (“Out of Memory”...

  • Page 83

    4 Use ‘Econofast’ printmode. The rendering resolution will be selected by default to 300 dpi. From the Printint Preferences pane, select custom HP Designjet T Series — Service Manual 2-23...

  • Page 84

    2-24 HP Designjet T Series — Service Manual...

  • Page 85

    2 The 71:19 recovery procedure could then be performed. This enabled anyone to do one of the following, possibly resulting in an unauthorized upgrade: Input a serial number and product number into the PrintMech PCA (T1100/T1100ps/T610) or Media Advance Encoder PCA (T1120/ HP Designjet T Series — Service Manual 2-25...

  • Page 86

    Advance Calibration on page 4-6. 0x07090005 (Alig). Perform the Printhead Alignment Calibration. See Aligning Printheads on page 1-49. 0x07090008 (Analog Encoder). Perform the Paper Advance Calibration. Paper Advance Calibration on page 4-6. 2-26 HP Designjet T Series — Service Manual...

  • Page 87

    System Error: Problem The spittoons (Left Spittoon, Service Station) have reached 80% capacity. Description: Corrective Action: Try the following: Use Preventive Maintenance Kit #2 to replace the Left Spitton and Service Station. HP Designjet T Series — Service Manual 2-27...

  • Page 88

    Reconnect the power cord and power On the Printer. 2 Check that the Printer has the latest Firmware version. If not, update the Firmware to the latest version. 3 Update the OMES. HP Designjet T Series — Service Manual 2-28...

  • Page 89

    To identify the structural damage, look for the following three things: Consistent 81:YZ error codes. Platen fingers rubbing on the roller surface, leaving black marks on the HP Designjet T Series — Service Manual 2-29...

  • Page 90

    1 Open the Window and check for any visible obstacles restricting the movement of the Drive Roller. If there is a wrinkled mass of media inside the paper path, lift the Pinchwheels (using the Media Lever) and clear the obstruction. HP Designjet T Series — Service Manual 2-30...

  • Page 91

    Corrective Action: Try the following: 1 Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. 2 If the problem persists, contact HP support. 85:YZ System Error: Problem Problem finding the Drive Roller zero.

  • Page 92

    (T1100/T1100ps/T610) on page 6-152 Line Sensor (T1120/T1120ps) on page 6-157. 4 If the System Error continues, replace the Carriage PCA. See Carriage PCA (T1100/T1100ps/T610) on page 6-173 Carriage PCA (T1120/ T1120ps) on page 6-178. 2-32 HP Designjet T Series — Service Manual...

  • Page 93

    Since this is a generic error, there can be multiple causes behind it. This document will cover the most probable causes behind a system error 79:04 and will recommend the most efficient troubleshooting steps to resolve customer issues. HP Designjet T Series — Service Manual 2-33...

  • Page 94: Possible Causes

    These types of 79:04 system errors are normally caused by jobs that have been generated by 3rd party applications (RIPs, 3rd party drivers, files exported by an application to PS, PDF, HP-GL/2, RTL, … or any other format supported by the printer). Jobs generated by HP drivers will not normally...

  • Page 95

    2 If the customer is sending the file directly to the printer, try using the HP driver instead. 3 If the issue is occurring when printing through the HP PostScript driver from...

  • Page 96: Important Note

    OMES profiles through the EWS or the HP Printer Utility) 2 If step 1 did not resolve the issue, you can use Service Tools to clear...

  • Page 97

    Appendix A: How to troubleshoot SE 79:04 Network related SE79:04 Most HP Designjet printers have built-in networking capabilities. Network settings can be set manually, but in the majority of cases, they are obtained automatically from the printer. These settings include many different fields, such as IP address and subnet mask, available gateways, host and domain names, etc.

  • Page 98

    Whenever a new packet of information is sent by the JetDirect card to the printer, the counter increases. When the printer receives the packet and processes it correctly, the counter decreases. Another process HP Designjet T Series — Service Manual 2-38...

  • Page 99

    This error is very dependant of the workflow the customer has. The most common user workflows have been extensively tested both by HP and by our beta sites, so it is highly unlikely to see random 79:04 issues in these cases.

  • Page 100

    79:04 error has not been cleared: 1 Reboot the printer in Diagnostics Boot mode and execute the service tests to validate the functionality of all the electronics components 2-40 HP Designjet T Series — Service Manual...

  • Page 101: Troubleshooting Based On Symptoms

    7 If the issue is new and the issue happens since the first boot, do NOT replace the HDD. 8 If none of the previous steps solved the issue, escalate the issue with the following information: Unit information: S/N, P/N, accessories HP Designjet T Series — Service Manual 2-41...

  • Page 102

    9 If none of the previous steps could solve the issue, escalate it with the following information: Unit information: S/N, P/N, accessories Conditions where the problem occurs and conditions prior to the first occurrence of the problem The result of the previous 8 steps HP Designjet T Series — Service Manual 2-42...

  • Page 103

    For PS SKUs, try changing the encoding setting (“Automatic” by default) to Binary or ASCII 5 If you are using a 3rd party application that does not print through the HP driver, try modifying the printing workflow by: a Using an HP driver b Changing the settings in the application’s printing dialog...

  • Page 104

    If the issue continues occurring randomly, continue troubleshooting 2 If you are using an HP driver, update the driver to the latest version 3 Upgrade the printer’s firmware. Even if the currently installed firmware version is the latest one, re-install it.

  • Page 105

    Appendix B: Updating firmware in diagnostics boot mode e If you are using the HP-GL/2 driver, try sending the job as a bitmap 5 If you are using a 3rd party application that does not print through the HP driver, try modifying the printing workflow by: a Using an HP driver b Changing the settings in the application’s printing dialog...

  • Page 106

    Back Once DO NOT REBOOT is displayed, get at least the printer.log file by going through the EWS, go to the following page: http://<IP>/hp/ device/3432/8828/tmp/ and download the printer.log file from there. To do this, click one time on the file, and do a right click -> ‘Save target as’.

  • Page 107

    Cut” key at the same time and switch the power On by pressing the Power key. Hold the three keys together for 5 seconds, then release them. The logs are now activated. HP Designjet T Series — Service Manual 2-47...

  • Page 108

    System Error Codes 2-48 HP Designjet T Series — Service Manual...

  • Page 109: Service Tests And Utilities

    12. New Left Spittoon 3-72 13. Enable Hide Front Panel Information 3-73 14. Enable/Disable Port 280 3-73 Service Tests 3-75 Entering the Service Tests Menu 3-75 1. Test Messages 3-76 2. I/O Tests 3-76 HP Designjet T Series — Service Manual...

  • Page 110: Phone Support

    Printer requires any on-site maintenance. Remember that the Key combination for the Customer to Enter the Service Tests and Utilities is different from the one that the Customer Engineer will use. HP Designjet T Series — Service Manual...

  • Page 111

    The purpose of this test is to verify the operation of the Service Station. 9 I/O Information. See 9. I/O Information on page 3-48 The purpose of this test is to verify the TCP/IP configuration. 10 Unit Information. See 10. Unit Information on page 3-49 HP Designjet T Series — Service Manual...

  • Page 112

    Formatter and the PrintMech PCA are replaced at the same time or select the correct Serial Number and Part Number if only one of the components has been replaced. 14 Others. See 14. Others on page 3-55 Not implemented. HP Designjet T Series — Service Manual...

  • Page 113

    Service Menu (Service Engineers Only) From the main menu, press and hold the Up and Cancel keys. Service Menu (For users) From the main menu, press and hold the Down and Cancel keys. HP Designjet T Series — Service Manual...

  • Page 114

    Scan Axis. The subsystem that are included in this assembly are: Star Wheel Lifter Automatic PPS Adjustment. Scan Axis Servosystem Cutter You must perform the Scan-Axis Test after: System Error Code 87:XZ. HP Designjet T Series — Service Manual...

  • Page 115: Service Calibrations

    If there is a Failure at any point during the tests, the Front Panel will display the relevant System Error Code. To trouble shoot any displayed error codes, see System Error Codes - Full Descriptions on page 2-7. HP Designjet T Series — Service Manual...

  • Page 116

    Moving & Getting traces. Moving SWL Motor Dumping motor traces. Analyzing motor traces. Checking PWM results. Checking SWL PWM Backward. Moving & Getting traces. Moving SWL Motor Dumping motor traces. Analyzing motor traces. Checking PWM results. HP Designjet T Series — Service Manual...

  • Page 117

    Perform this test with the Printheads and the Tubes System installed in order to get values that can be compared correctly. 1 In the Diagnostics menu, scroll to 1. Scan Axis and press OK. HP Designjet T Series — Service Manual...

  • Page 118

    Moving PRS position to HIGH. Moving PRS position to LOW. Moving PRS position to HIGH. Moving PRS position to HIGH. Moving PRS position to LOW. Moving PRS position to LOW. Moving PRS position to HIGH. 3-10 HP Designjet T Series — Service Manual...

  • Page 119

    Perform this test with the Printheads and the Tubes System installed in order to get values that can be compared correctly. 1 In the Diagnostics menu, scroll to 1. Scan Axis and press OK. HP Designjet T Series — Service Manual 3-11...

  • Page 120

    7 The printer then starts the PSU check. As the test executes the Front Panel displays the following messages: Clear GPIO psu_sleep. Clear GPIO psu_Carr. Clear GPIO psu_Fan. Checking Voltage. Set GPIO psu_sleep. Set GPIO psu_Carr. Checking Voltage. 3-12 HP Designjet T Series — Service Manual...

  • Page 121

    16 Use the Arrow keys to select whether or not the carriage has moved to the middle. 17 Press OK to continue. 18 The printer then continues the Scan Axis test. As the test executes the Front Panel displays the following messages: HP Designjet T Series — Service Manual 3-13...

  • Page 122

    25 The Printer checks the complete length of the Scan-Axis and displays the result on the Front Panel. For a 24 inch printer, the length must be between 1073586 and 1076610. For a 44 inch printer, the length must be between 689586 and 692610. 3-14 HP Designjet T Series — Service Manual...

  • Page 123

    32 Press any key finish. 33 The Front Panel shows the test complete display for a few seconds. 34 The Front Panel prompts you to shutdown the printer to complete the test. HP Designjet T Series — Service Manual 3-15...

  • Page 124

    Getting Part Number. Starting SvsMotor. Starting CarriageMotor. Starting ServiceStation. Starting ScanAxis Moving SVS to rear bump. Homing Scan Axis. Move Carriage out of SVS path. Homing Service Station. Starting ServicingServices. Capping Service Station. 3-16 HP Designjet T Series — Service Manual...

  • Page 125

    9 Press OK if the cutter worked or BACK/CANCEL if the cutter did NOT work. 10 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-17...

  • Page 126: Paper Drive

    1 In the Diagnostics menu, scroll to 2. Paper Drive and press OK. 2 The printer starts the Paper Drive test to verify the subsystem. As the test executes the Front Panel displays the following messages: Starting Horsburgh and Mips. 3-18 HP Designjet T Series — Service Manual...

  • Page 127

    6 The Front Panel then prompts you to remove the media. 7 Remove the media. 8 Press any key to continue. 9 The Front Panel then displays the Open Loop ROLL test result. 10 Press any key to continue. HP Designjet T Series — Service Manual 3-19...

  • Page 128

    PWM test without paper. 21 The Front Panel then displays the test results. The PWM avg results must be between 16000 and 14000. The Speed error results must be less than 50. 3-20 HP Designjet T Series — Service Manual...

  • Page 129: Electronics Module

    Service Calibration Guide to Removal and Installation on page 6-5 to see which tests and calibrations you need to perform. Service Calibration Guide to Removal and Installation on page 6- Perform the Electronics Module test as follows: HP Designjet T Series — Service Manual 3-21...

  • Page 130

    6 The Front Panel then displays the Power Supply test results. 7 Press any key to continue. 8 The Fan Speed test starts and the Front Panel displays: Getting PSU Fan Rotation 3-22 HP Designjet T Series — Service Manual...

  • Page 131

    16 The Formatter memory size test starts and the Front Panel displays the following messages: Getting Memory Size. 17 The Front Panel then displays Formatter Memory Size and prompts you to press any key to continue. 18 Press any key to continue. HP Designjet T Series — Service Manual 3-23...

  • Page 132

    27 Press any key to continue. 28 The Main Memory Size test starts and the Front Panel displays the following messages: Getting Main Memory Size. 3-24 HP Designjet T Series — Service Manual...

  • Page 133

    37 Press OK to the check the Plotter Information. If you do not wish to test the Plotter Information use the Arrow keys to select NO and press OK. 38 The Plotter information test starts and the Front Panel displays the following messages: HP Designjet T Series — Service Manual 3-25...

  • Page 134: Carriage Assembly

    Service Calibration Guide to Removal and Installation on page 6- 1 In the Diagnostics menu, scroll to 4. Carriage Assembly and press OK. 2 The Power supply test starts and the Front Panel displays the following messages: 3-26 HP Designjet T Series — Service Manual...

  • Page 135

    Getting Vaux Carriage Volt. 9 The Front Panel then displays the Carriage Voltage (+Vaux) test results. 10 Press any key to continue. 11 The Carriage Assembly Pens Voltage test starts and the Front Panel displays: HP Designjet T Series — Service Manual 3-27...

  • Page 136

    For each color LED: Blue, Green, Red, and Amber Setting LS max intensity. For each color LED: Blue, Green, Red, and Amber Checking Tolerance. Deactivating LS. Starting NvmLineSensor. Initializing NvmLineSensor. Getting LS Serial Number. 3-28 HP Designjet T Series — Service Manual...

  • Page 137

    26 Replace all the Printheads. 27 Close the Carriage Cover. 28 Close the Window. 29 Press any key to continue. 30 The Carriage Assembly pens test continues and checks the pens status. HP Designjet T Series — Service Manual 3-29...

  • Page 138

    Checking Encoder readings. Moving Carriage rightwards Reading Encoder positions Checking Encoder readings 36 The Front Panel then displays Encoder Difference (Left/Right) test result and prompts you to press any key to finish. 3-30 HP Designjet T Series — Service Manual...

  • Page 139

    1 In the Diagnostics menu, scroll to 5. Sensors and press OK. 2 The Sensors test starts and the Front Panel then displays the following messages: Starting Horsburgh and Mips Starting Nvm Starting Tests GPIO Getting part number HP Designjet T Series — Service Manual 3-31...

  • Page 140

    10 Press any key to continue. 11 The Media Lever sensor test starts and the Front Panel prompts you to raise the Media Lever: 12 Raise the Media Lever. 13 Press any key to continue. 3-32 HP Designjet T Series — Service Manual...

  • Page 141

    23 Raise the Media Lever. 24 Unload the media. 25 Lower the Media Lever. 26 Press any key to continue. 27 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-33...

  • Page 142

    NOT TO PUT YOUR HANDS INSIDE. 1 In the Diagnostics menu, scroll to 6. Rewinder and press OK. The printer will start the Open Loop, Rewinder Servo System, and Media Driver PWM tests. 3-34 HP Designjet T Series — Service Manual...

  • Page 143

    8 The Front Panel shows the test complete display for a few seconds. 9 The Front Panel prompts you to shutdown the printer to complete the test. 10 Press any key to shutdown the printer. HP Designjet T Series — Service Manual 3-35...

  • Page 144

    3 In the IDS submenu, scroll to Ink Delivery System and press OK to start the test. 4 The Ink Delivery System test starts and the front Panel prompts you to remove all the Ink Supplies. 5 Remove all the Ink Cartridges. 3-36 HP Designjet T Series — Service Manual...

  • Page 145

    14 Press any key to continue. 15 Repeat steps 8 through 14 for the remaining Out of Ink sensors for each of the Ink Cartridges. 16 The front Panel prompts you to insert all the Ink Supplies. HP Designjet T Series — Service Manual 3-37...

  • Page 146

    22 The Front Panel prompts you to shutdown the printer to complete the test. 23 Press any key to shutdown the printer. Check Ink Supplies 1 In the Diagnostics menu, scroll to 7. IDS and press OK. 3-38 HP Designjet T Series — Service Manual...

  • Page 147

    5 The Front Panel then displays Check Ink Supplies test results Use the Arrow keys to view the second results screen. 6 Press OK to exit. 7 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-39...

  • Page 148

    5 The Check Leakage test starts and the Front Panel displays the following messages: Starting Horsburgh and Mips Starting Nvm Starting Tubes Reading Tubes status Getting Part Number Starting ISS Motors Starting DDI Sensors Moving Bongos down 3-40 HP Designjet T Series — Service Manual...

  • Page 149

    11 The test continues and displays the following messages: Moving Bongos up Checking DDI condition 12 The Front Panel then displays Check Leakage test results. 13 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-41...

  • Page 150: Service Station

    3 In the 8. Service Station submenu, scroll to Service Station and press OK to start the test. 4 The Service Station test starts and the front Panel displays the following messages: Starting Horsburgh and Mips Starting Nvm Booting up Carriage. 3-42 HP Designjet T Series — Service Manual...

  • Page 151

    7 Press OK to continue. 8 The test continues and the Front Panel displays the following messages: Moving SVS to Wiping bider position. Moving SVS to Scrape position. Moving SVS to Snout Wipe position. HP Designjet T Series — Service Manual 3-43...

  • Page 152

    15 The Front Panel prompts you to shutdown the printer to complete the test. 16 Press any key to shutdown the printer. Primer Motor 1 In the Diagnostics menu, scroll to 8. Service Station and press OK. 3-44 HP Designjet T Series — Service Manual...

  • Page 153

    OK: It has been detected a change in zero sensor. Homing Primer Motor Moving Primer Motor and getting traces Moving Primer Motor to home position Capping service station 5 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-45...

  • Page 154

    4 The Aerosol Fan test starts and the front Panel displays the following messages: Starting Horsburgh and Mips. Starting Nvm. Starting TestsGpio. Getting Part number. Reading Aerosol Fan. 5 The front Panel then prompts you switch on the Aerosol Fan. 3-46 HP Designjet T Series — Service Manual...

  • Page 155

    13 The Front Panel then displays the following message: Checking Fault condition 14 The Front Panel shows the test result. 15 Press any key to finish. 16 The Front Panel shows the test complete display for a few seconds. HP Designjet T Series — Service Manual 3-47...

  • Page 156

    4 The Front Panel shows the test complete display for a few seconds. 5 The Front Panel prompts you to shutdown the printer to complete the test. 6 Press any key to shutdown the printer. 3-48 HP Designjet T Series — Service Manual...

  • Page 157: Unit Information

    6 The Front Panel shows the test complete display for a few seconds. 7 The Front Panel prompts you to shutdown the printer to complete the test. 8 Press any key to shutdown the printer. HP Designjet T Series — Service Manual 3-49...

  • Page 158: Eerom Reset

    5 The Front Panel finishes the test and prompts you to Recover the Printheads after completing the test and rebooting the printer. 6 The Front Panel shows the test complete display for a few seconds. 3-50 HP Designjet T Series — Service Manual...

  • Page 159: Set Unit Configuration

    These tests are: Set Serial Number Select Right S/N Set Serial Number 1 In the Diagnostics menu, scroll to 13. Error 71:19 Recovery and press HP Designjet T Series — Service Manual 3-51...

  • Page 160

    7 Once you have entered and confirmed the Serial Number, the Front Panel prompts you to confirm your selection a second time. 8 If the new Serial Number is correct, press OK. If it is NOT correct, press BACK to change the Serial Number. 3-52 HP Designjet T Series — Service Manual...

  • Page 161

    14 The Front Panel shows the test complete display for a few seconds. 15 The Front Panel prompts you to shutdown the printer to complete the test. 16 Press any key to shutdown the printer. HP Designjet T Series — Service Manual 3-53...

  • Page 162

    Writing the right SN. Starting Nvm. 5 The Front Panel shows the test complete display for a few seconds. 6 The Front Panel prompts you to shutdown the printer to complete the test. 3-54 HP Designjet T Series — Service Manual...

  • Page 163

    Service Tests (Diagnostics) 7 Press any key to shutdown the printer. 14. Others This test is not implemented for the current version of the printer. HP Designjet T Series — Service Manual 3-55...

  • Page 164: Service Utilities

    The Disk Wipe utility can completely erase your information from the hard disk to protect it from unauthorized access. 11 SNMP. See 11. SNMP on page 3-71. 12 New Left Spittoon. See 12. New Left Spittoon on page 3-72. 3-56 HP Designjet T Series — Service Manual...

  • Page 165: Entering The Service Utilities Menu

    Cancel key together. You are now in the Service Menu Menu. 4 Use the Arrow keys to scroll to the “Service Utilities” menu option and press the OK key. HP Designjet T Series — Service Manual 3-57...

  • Page 166: Turn Drive Roller

    1. Turn Drive Roller The purpose of this Service Utility is to rotate the Drive Roller and the Overdrive in order to clean them. REMOVE THE MEDIA BEFORE PERFORMING THIS OPERATION. 3-58 HP Designjet T Series — Service Manual...

  • Page 167

    4 The Drive Roller begins to turn slowly and the following message is displayed on the Front Panel: 5 To clean the drive roller and overdrive, see Cleaning the Drive Roller and Overdrive on page 7-3. HP Designjet T Series — Service Manual 3-59...

  • Page 168: Purge Tubes

    Once you have inserted the dummy printheads using the Change Printheads procedure, perform the Purge Tubes utility as follows: 1 In the Service Utilities submenu, scroll to Purge Tubes and press OK. 3-60 HP Designjet T Series — Service Manual...

  • Page 169

    Prime Tubes process from the beginning. 6 If all the Setup Printheads contain ink, select All with some ink. If one or more of the Setup Printheads do NOT contain ink, select Not all with ink. HP Designjet T Series — Service Manual 3-61...

  • Page 170

    The purpose of this Service Utility is to set the Serial Number of the Printer. Perform the Set SN utility as follows: 1 In the Service Utilities submenu, scroll to Set SN and press OK. 3-62 HP Designjet T Series — Service Manual...

  • Page 171: Reset Life Counters

    1 In the Service Utilities submenu, scroll to Reset Life Counters and press 2 Select Reset Maintenance Kit usage to reset the Life Counter for ALL parts included in a Preventative Maintenance Kit (PMK). HP Designjet T Series — Service Manual 3-63...

  • Page 172

    3 Once you have selected a Life Counter to reset, the following message will be displayed on the Front Panel. Press the OK key to reset the selected Life Counter or press Back/Cancel to exit without resetting the Life Counter. 3-64 HP Designjet T Series — Service Manual...

  • Page 173: Diagnostic Print, Set Date And Time

    2 The Printer will display the current time and the new time. Use the Up and Down keys to go through the digits and press the OK key to go to the next HP Designjet T Series — Service Manual 3-65...

  • Page 174

    1 In the Service Utilities submenu, scroll to Enable/Disable Firewall and press OK. 2 The utility checks to see if the firewall is enabled or disabled and the Front panel displays the following message: HP Designjet T Series — Service Manual 3-66...

  • Page 175: Reset User Life Counters

    The purpose of this Service Utility is to reset the internal life counter for the cutter assembly (Preventive Maintenance Kit #3). 1 In the Service Utilities submenu, scroll to Reset User Life Counters and press OK. HP Designjet T Series — Service Manual 3-67...

  • Page 176

    2 Use the Up and Down keys to select enable or disable and press OK to confirm your selection. 3 The Front Panel displays the OK screen and then returns you to the service utilities submenu. HP Designjet T Series — Service Manual 3-68...

  • Page 177

    Perform the Disk Wipe DoD 5220.22OM utility as follows: 1 In the Service Utilities submenu, scroll to "Disk Wipe DoD 5330.22-M" and press OK. 2 In the Disk Wipe DoD 5330.22-M submenu, scroll to "Sanity Level" and press Enter HP Designjet T Series — Service Manual 3-69...

  • Page 178

    6 When the following message appears on the Front Panel, you must select whether you would like to perform a complete erase of the Hard Disk Drive using the previously selected erase mode by pressing Enter. Press Back or Cancel to exit the utility 3-70 HP Designjet T Series — Service Manual...

  • Page 179

    11. SNMP The purpose of this test is to enable/disable the SNMP counter on the printer. These counters are required to use the HP pay per use functionality. 1 In the Service Utilities submenu, scroll to "SNMP" and press OK.

  • Page 180: New Left Spittoon

    1 In the Service Utilities submenu, scroll to "New Left Spittoon" and press OK. 2 Use the Up and Down keys to select enable or disable and press OK to confirm your selection. 3-72 HP Designjet T Series — Service Manual...

  • Page 181: Enable Hide Front Panel Information

    14. Enable/Disable Port 280 This a security feature. With this utility, we enable/disable port 280 communication with the printer. 1 In the Service Utilities submenu, scroll to "Enable Hide FP Information" and press OK. HP Designjet T Series — Service Manual 3-73...

  • Page 182

    Service Utilities 2 Use the Up and Down keys to select Enable or Disable and press OK to confirm your selection. 3 The Front Panel returns you to the service utilities submenu. HP Designjet T Series — Service Manual 3-74...

  • Page 183: Service Tests

    Cancel key together. You are now in the Service Menu Menu. 4 Use the Arrow keys to scroll to the “Service Utilities” menu option and press the OK key. HP Designjet T Series — Service Manual 3-75...

  • Page 184: Test Messages

    2. I/O Tests This test is not applicable to the T610 printer. The I/O Tests service test checks the network interface functionality of the Formatter. Perform this test after replacing the Formatter. 3-76 HP Designjet T Series — Service Manual...

  • Page 185

    4 The Front panel displays the I/O information. 5 Press any key to continue. 6 The printer tests the I/O interfaces, displays the OK screen, and returns you to the Service Tests submenu. HP Designjet T Series — Service Manual 3-77...

  • Page 186

    Service Tests and Utilities 3-78 HP Designjet T Series — Service Manual...

  • Page 187

    Using the Front Panel 4-3 Entering the Service Calibrations Menu 4-4 Scan Axis Calibration 4-4 Service Station Calibration 4-5 Paper Advance Calibration 4-6 Drop Detector Calibration 4-12 Line Sensor Calibration 4-15 Carriage PCA 4-18 HP Designjet T Series — Service Manual...

  • Page 188: Service Calibrations

    If ALL the Calibrations need to be performed (for example, when both the Formatter and the Print Mech PCA have been replaced), you must perform them in the following order: Drop Detector/Service Station Calibration. Line Sensor/Scan Axis Calibration. Paper Advance Calibration. HP Designjet T Series — Service Manual...

  • Page 189

    Service Menu (Service Engineers Only) From the main menu, press and hold the Up and Cancel keys. Service Menu (For users) From the main menu, press and hold the Down and Cancel keys. HP Designjet T Series — Service Manual...

  • Page 190: Entering The Service Calibrations Menu, Scan Axis Calibration

    Scan Axis Calibration The purpose of this Service Calibration is to carry out a PWM check, calibrate the intensity of the Line Sensor and calibrate the Line Sensor HP Designjet T Series — Service Manual...

  • Page 191: Service Station Calibration

    Carriage Assembly. This calibration is integrated into the Scan Axis diagnostic test. See 8. Service Station on page 3-42. 1 In the Service Calibrations submenu, scroll to Service Station and press Enter. HP Designjet T Series — Service Manual...

  • Page 192: Paper Advance Calibration

    In order to perform the Paper Advance Calibration, you must order the Paper Advance Calibration Kit, which contains two sheets of HP Universal Instant-Dry Photo Gloss paper. 24 inch Q6683-60241 44 inch Q6687-60093 Perform the Service Accuracy Calibration whenever: Banding is detected in prints.

  • Page 193

    If the Calibration is not done or if the values are out of the limits, a warning message will appear on the Front Panel. In this case, try the following: Check that the Printer has the latest Firmware version. If not, update the Firmware to the latest version. HP Designjet T Series — Service Manual...

  • Page 194

    10 Once the media is loaded into the Printer, the following message will appear on the Front Panel. If roll media has been used instead of cut sheet media, you will need to unroll a minimum of 1 meter of media in order to HP Designjet T Series — Service Manual...

  • Page 195

    14 Press the Enter key to continue. 15 If you used roll media to print the Paper Advance Calibration, the Printer detects that media is loaded, and prompts you to lift the Media Lever. 16 Raise the media lever. HP Designjet T Series — Service Manual...

  • Page 196

    Press Back or Cancel to exit the calibration. 21 A message will appear advising you that you will need to load the Calibration Pattern in to the Printer. Make sure that you rotate the printed 4-10 HP Designjet T Series — Service Manual...

  • Page 197

    23 The Front Panel prompts you to select the specific type of paper you used for the calibration. Use the Arrow keys to scroll through the menu and the OK key to select your paper type. HP Designjet T Series — Service Manual 4-11...

  • Page 198: Drop Detector Calibration

    Service Calibration Guide to Removal and Installation on page 6-5 to see which tests and calibrations you need to perform. Reset Calibration Flag 1 In the Service Calibrations submenu, scroll to Drop Detector Calibration 4-12 HP Designjet T Series — Service Manual...

  • Page 199

    6 Restart the printer, and the printer will automatically calibrate the drop detector. Calibrate Drop Detector Perform the Drop Detector Calibration as follows: 1 In the Service Calibrations submenu, scroll to Drop Detector Calibration HP Designjet T Series — Service Manual 4-13...

  • Page 200

    4 The Printer will start to calibrate the Drop Detector. 5 Once the Drop Detector has been calibrated, the results will be displayed on the Front Panel. Press OK to finish the calibration. 4-14 HP Designjet T Series — Service Manual...

  • Page 201: Line Sensor Calibration

    HP Productivity Photo Gloss. HP Heavyweight Coated Paper. HP Super Heavyweight Coated Paper. HP Bright White Inkjet Paper. 1 In the Service Calibrations submenu, scroll to Line Sensor Calibration and press OK. HP Designjet T Series — Service Manual 4-15...

  • Page 202

    Try the Scan-Axis Calibration again. Replace the Line Sensor 5 The Printer will start to calibrate the Line Sensor position to the Black Printhead. The Front Panel displays the following message: Line Sensor to Black calibrating HP Designjet T Series — Service Manual 4-16...

  • Page 203

    Alignment completes successfully, then perform the Color Calibration. If the Alignment fails again, check the Alignment pattern to see if any of the Printheads are printing incorrectly. If necessary, perform a Printhead HP Designjet T Series — Service Manual 4-17...

  • Page 204: Carriage Pca

    Perform the Carriage Setup as follows: 1 In the Service Calibrations submenu, scroll to Carriage PCA and press OK. 2 To calibrate the Carriage PCA, run the Carriage Assembly diagnostic test. 4. Carriage Assembly on page 3-26. 4-18 HP Designjet T Series — Service Manual...

  • Page 205: Parts And Diagrams

    Carriage Assembly (T1100/T1100ps/T610) 5-16 Carriage Assembly (T1120/T1120ps) 5-18 Scan-Axis Assemblies (T1100/T1100ps/T610) 5-20 Scan-Axis Assemblies (T1120/T1120ps) 5-22 Paper Path Assemblies (Front) 5-24 Paper Path Assemblies (Rear) 5-26 Tool Kits 5-28 Miscellaneous Parts 5-30 New Formatter Design 5-31 HP Designjet T Series — Service Manual...

  • Page 206: Printer Support

    Rear basket brackets and basket Q5669-67063 tube Q5669-60717 24 inch X-Brace Assembly Q6659-60236 44 inch Hardware Kit (Includes screws for Q5669-60730 Legs Assembly) a Refers to the page in the Removal and Installation Chapter HP Designjet T Series — Service Manual...

  • Page 207

    Parts and Diagrams - Printer Support Figure 5-1: Printer Support HP Designjet T Series — Service Manual...

  • Page 208

    Q6659-60089 44 inch Q6683-60201 24 inch Front Cover 6-16 Q6687-60064 44 inch T1100/ Q6683-60719 T1100ps /T610 Front Panel 6-47 T1120/ CK837-67006 T1120ps a Refers to the page in the Removal and Installation Chapter HP Designjet T Series — Service Manual...

  • Page 209

    Parts and Diagrams - Center Covers (Front) Figure 5-2: Center Covers (Front) HP Designjet T Series — Service Manual...

  • Page 210

    44 inch /T610 Rear Tray 6-35 CK837-67021 24 inch T1120/ T1120ps CK839-67007 44 inch Q6683-60200 24 inch Rear Cover 6-36 Q6687-60063 44 inch a Refers to the page in the Removal and Installation Chapter HP Designjet T Series — Service Manual...

  • Page 211

    Parts and Diagrams - Center Covers (Rear) Figure 5-3: Center Covers (Rear) HP Designjet T Series — Service Manual...

  • Page 212

    Left Front Trim/Right Front Trim (Left Q6675-60109 6-19 not shown) T1100/ Q6683-60205 T1100ps Q6711-60004 T610 T1100/ Right Ink Cartridge Door 6-23 Q6683-60233 T1100ps /T610 T1120/ CK837-67024 T1120ps a Refers to the page in the Removal and Installation Chapter HP Designjet T Series — Service Manual...

  • Page 213

    Parts and Diagrams - Right Cover Figure 5-4: Right Cover HP Designjet T Series — Service Manual...

  • Page 214

    /T1120/ Left Side Panel 6-30 T1120ps Q6711-60005 T610 Left Cover (without Left Ink Q6683-60202 6-30 Cartridge Door & Left Side Panel) a Refers to the page in the Removal and Installation Chapter 5-10 HP Designjet T Series — Service Manual...

  • Page 215

    Parts and Diagrams - Left Cover Figure 5-5: Left Cover HP Designjet T Series — Service Manual 5-11...

  • Page 216: Right Hand Assemblies

    Printmech PCA, and Service 6-61 Station Spittoon) 6-65 Service Station (Includes Drop T1120/ CK837-67022 Detector, and Service Station T1120ps Spittoon) Q5669-60666 Drop Detector 6-69 a Refers to the page in the Removal and Installation Chapter 5-12 HP Designjet T Series — Service Manual...

  • Page 217

    Parts and Diagrams - Right Hand Assemblies Figure 5-6: Right Hand Assemblies HP Designjet T Series — Service Manual 5-13...

  • Page 218: Left Hand Assemblies

    SATA Hard Disc Drive SV 6-200 T1120ps Q5669-60705 Media Lever 6-37 Q5669-60706 Media Lever Position Sensor 6-40 T1100/ Q5669-60704 Media Advance Drive T1100ps 6-218 /T610 a Refers to the page in the Removal and Installation Chapter 5-14 HP Designjet T Series — Service Manual...

  • Page 219

    Parts and Diagrams - Left Hand Assemblies For information about changes to the formatter design, New Formatter Design on page 5-31 Figure 5-7: Left Hand Assemblies HP Designjet T Series — Service Manual 5-15...

  • Page 220

    24 inch Sensor, Carriage Cover, Carriage 1 - 6 6-127 Latch, Carriage PCA, Carriage Q6687-67009 44 inch Rear Bushing and Trailing Cable) a Refers to the page in the Removal and Installation Chapter 5-16 HP Designjet T Series — Service Manual...

  • Page 221

    Parts and Diagrams - Carriage Assembly (T1100/T1100ps/T610) Figure 5-8: Carriage Assembly (T1100/T1100ps/T610) HP Designjet T Series — Service Manual 5-17...

  • Page 222

    CK837-67005 Carriage PCA T1120ps 6-178 Q6683-67004 Line Sensor 6-157 Q5669-60687 Carriage Rear Bushing 6-137 1 - 6 CK837-67004 Carriage Assembly 6-127 a Refers to the page in the Removal and Installation Chapter 5-18 HP Designjet T Series — Service Manual...

  • Page 223

    Parts and Diagrams - Carriage Assembly (T1120/T1120ps) Figure 5-9: Carriage Assembly (T1120/T1120ps) HP Designjet T Series — Service Manual 5-19...

  • Page 224

    Q6659-67015 44 inch Q5669-60679 Encoder Strip (including Encoder 24 inch 6-99 Strip Spring and Nut) - 50 units Q6659-60176 44 inch a Refers to the page in the Removal and Installation Chapter 5-20 HP Designjet T Series — Service Manual...

  • Page 225

    Parts and Diagrams - Scan-Axis Assemblies (T1100/T1100ps/T610) Figure 5-10: Scan-Axis Assemblies (T1100/T1100ps/T610) HP Designjet T Series — Service Manual 5-21...

  • Page 226

    6-141 Q6659-60175 T1120ps 44 inch Q5669-60672 Belt Tensioner 6-141 CK837-67014 24 inch Ink Supply Tubes and Trailing Cable CK839-67003 44 inch a Refers to the page in the Removal and Installation Chapter 5-22 HP Designjet T Series — Service Manual...

  • Page 227

    Parts and Diagrams - Scan-Axis Assemblies (T1120/T1120ps) Figure 5-11: Scan-Axis Assemblies (T1120/T1120ps) HP Designjet T Series — Service Manual 5-23...

  • Page 228

    44 inch Q5669-67054 Starwheel Lifter 6-237 Q5669-60713 Cutter Assembly 6-42 Q5669-60701 24 inch Full Bleed Foam Kit 6-247 Q6659-60182 44 inch a Refers to the page in the Removal and Installation Chapter 5-24 HP Designjet T Series — Service Manual...

  • Page 229

    Parts and Diagrams - Paper Path Assemblies (Front) Figure 5-12: Paper Path Assemblies (Front) HP Designjet T Series — Service Manual 5-25...

  • Page 230

    Right Spindle Holder (rewinder T1120/ CK839-67002 44 inch 6-87 included) T1120ps Q6675-60044 Right Roll Guide 6-95 Q6683-67005 Media Advance Roller 24 inch 6-223 a Refers to the page in the Removal and Installation Chapter HP Designjet T Series — Service Manual 5-26...

  • Page 231

    Parts and Diagrams - Paper Path Assemblies (Rear) Figure 5-13: Paper Path Assemblies (Rear) HP Designjet T Series — Service Manual 5-27...

  • Page 232: Tool Kits

    # 13, oil dispenser, insert spring tool, tweezers, T15 screwdriver, Q6683-67001 100cc Isopropyl Alcohol, lubricant oil, plastic gloves, flex contacts cleaning tool and cleaning kit) Q5669-60692 Lubrification Kit 5-28 HP Designjet T Series — Service Manual...

  • Page 233

    Parts and Diagrams - Tool Kits Figure 5-14: Tool Kits HP Designjet T Series — Service Manual 5-29...

  • Page 234: Miscellaneous Parts

    Harness Cables (includes Left ISS, Right ISS, 24 inch and T1120/ CK837-67008 44 inch) T1120ps Q6683-60213 Serial Number Label Ink System Purgers Q6675-67004 (6 Units) Ink System Purgers Q6675-67005 (100 Units) Q6675-67006 Double Sided Adhesive Pad HP Designjet T Series — Service Manual 5-30...

  • Page 235: New Formatter Design

    Disc changed and rotated Memory embedded in PCA Only the following firmware supports the new style of Formatter: HP Designjet T610 and T1100 printers with the firmware 6.0.0.4 onwards. HP Designjet Z2100 and Z3100 printers with the firmware 6.0.2.1 onwards.

  • Page 236

    Parts and Diagrams 5-32 HP Designjet T Series — Service Manual...

  • Page 237

    Scan-Axis Motor (T1100/T1100ps/T610) 6-142 Scan-Axis Motor (T1120/T1120ps) 6-146 Carriage Rail Oiler 6-150 Line Sensor (T1100/T1100ps/T610) 6-152 Line Sensor (T1120/T1120ps) 6-157 Carriage Cover and Carriage Latch (T1100/T1100ps/T610) 6-163 Carriage Cover and Carriage Latch (T1120/T1120ps) 6-168 HP Designjet T Series — Service Manual...

  • Page 238

    Media Advance Drive 6-218 Media Advance Roller (T1100/T1100ps/T610 ONLY) 6-223 Pinchwheel Assembly 6-229 Left Starwheel Lifter 6-237 Right Starwheel Lifter (T1100/T1100ps/T610) 6-239 Right Starwheel Lifter (T1120/T1120ps) 6-242 Starwheel Motor 6-245 Full Bleed Foam 6-247 HP Designjet T Series — Service Manual...

  • Page 239: Safety Precautions

    Printer. 6. After removing any PCA from the Printer, place it on a conductive foam pad or into its conductive packaging to prevent ESD damage to any ICs on the PCA. HP Designjet T Series — Service Manual...

  • Page 240: Required Tools

    You will also need the following standard hand tools: Standard Tool Requirements Description/Comments Size Long Torx Screwdriver 1/4 inch drive Torx Bit (75 mm) Philips Screwdriver Pliers Snips Pipe Spanner 5.5 mm Flat Bladed Screwdriver HP Designjet T Series — Service Manual...

  • Page 241: Service Calibration Guide To Removal And Installation

    Even if you do not replace the removed component with a new component, you still need to perform the calibrations indicated by the matrix. The Service Calibration Matrix Service Station Aerosol Fan Assembly Drop Detector Service Station Spittoon Primer Assembly Left Ink Supply Station HP Designjet T Series — Service Manual...

  • Page 242

    PrintMech PCA Front Panel Power Supply Unit (PSU) Main PCA Ink Supply Tubes Media Advance Drive Encoder Disk Encoder Sensor Media Advance Roller Carriage Assembly Belt Tensioner Belt Assembly Scan-Axis Motor Trailing Cable HP Designjet T Series — Service Manual...

  • Page 243

    Left Roll Guide Clean Out Assembly Pen to Paper Space (PPS) Solenoid Encoder Strip Starwheel Assembly Starwheel Motor Left Starwheel Lifter Right Starwheel Lifter Print Zone Overdrive Media Lever Position Sensor Pinchwheel Assembly Pinch Roller HP Designjet T Series — Service Manual...

  • Page 244

    Cutter test on page 3-16 Star Wheel Lifter test on page 3-7 2. Paper Drive on page 3-18 3. Electronics Module on page 3-21 4. Carriage Assembly on page 3-26 5. Sensors on page 3-31 HP Designjet T Series — Service Manual...

  • Page 245

    6. Rewinder on page 3-34 7. Ink Delivery System (IDS) on page 3-36 8. Service Station on page 3-42 Paper Advance Calibration on page 4-6 Drop Detector Calibration on page 4-12 Line Sensor Calibration on page 4-15 HP Designjet T Series — Service Manual...

  • Page 246: Bin Assembly

    2. Fit the basket supports to the stand legs, one to each leg. 3. Fit the two short tubes to the printer’s feet, one on the front of each foot. Each tube should click into place. 6-10 HP Designjet T Series — Service Manual...

  • Page 247

    4. Attach the basket’s front tubes to the two short tubes on each foot. 5. Rest the baskets rear tubes on the supports that you have just fitted to each leg of the stand. 6. The basket is now complete. HP Designjet T Series — Service Manual 6-11...

  • Page 248

    1. Open the Window. 2. Remove the two T-15 screws that secure the left Window hinge locking plate to the Top Cover. 3. Remove the left Window hinge locking plate from the Top Cover. 6-12 HP Designjet T Series — Service Manual...

  • Page 249

    5. Remove the T-15 screws that secure each of the remaining three Window hinge locking plates to the Top Cover. 6. Remove the remaining three Window hinge locking plates from the Top Cover. HP Designjet T Series — Service Manual 6-13...

  • Page 250

    8. Grip the Window at the left and right edges and move it horizontally towards the right as far as it will go. 9. Pull the Window towards the front to disengage the hinges. 6-14 HP Designjet T Series — Service Manual...

  • Page 251

    Removal and Installation - Window 10. Lift the Window vertically out of the printer. HP Designjet T Series — Service Manual 6-15...

  • Page 252: Front Cover

    2. Carefully pull the bottom of the Front Cover forwards until you can release it from its attachments. 3. Unhook the Front Cover from the four attachments and remove it from the printer. 6-16 HP Designjet T Series — Service Manual...

  • Page 253: Media Output Assembly

    Front Cover on page 6-16. 2. Remove four T-15 screws that secure the Media Output Assembly to the printer. 3. Release the four attachment clips. 4. Lift the front of the Media Output Assembly. HP Designjet T Series — Service Manual 6-17...

  • Page 254

    Removal and Installation 5. Slide the Media Output Assembly forwards out of the printer. 6-18 HP Designjet T Series — Service Manual...

  • Page 255

    Do NOT use a screwdriver or other tool to open the Right Ink Cartridge Door. 5. Unclip the Right Front Trim. HP Designjet T Series — Service Manual 6-19...

  • Page 256

    Removal and Installation 6. Remove Right Front Trim from the printer. 6-20 HP Designjet T Series — Service Manual...

  • Page 257

    Media Output Assembly on page 6-17. 3. Remove two T-15 screws that secure the Left Front Trim to the printer. 4. Open the Left Ink Cartridge Door. 5. Unclip the Left Front Trim. HP Designjet T Series — Service Manual 6-21...

  • Page 258

    Removal and Installation 6. Remove Left Front Trim from the printer. 6-22 HP Designjet T Series — Service Manual...

  • Page 259

    Do NOT use a screwdriver or other tool to open the Right Ink Cartridge Door. 2. Unclip the right side of the Right Ink Cartridge Door. 3. Unclip the left side of the Right Ink Cartridge Door. HP Designjet T Series — Service Manual 6-23...

  • Page 260

    Removal and Installation 4. Remove the Right Ink Cartridge Door. 6-24 HP Designjet T Series — Service Manual...

  • Page 261

    Switch off the printer and remove the power cable. 1. Open the Left Ink Cartridge Door. 2. Unclip the left side of the Left Ink Cartridge Door. 3. Unclip the right side of the Left Ink Cartridge Door. HP Designjet T Series — Service Manual 6-25...

  • Page 262

    Removal and Installation 4. Remove the Left Ink Cartridge Door. 6-26 HP Designjet T Series — Service Manual...

  • Page 263

    3. Remove one T-15 screw that secures the Right Cover to the printer (at the rear of the Printer). 4. Remove one T-15 screw that secures the Right Cover to the printer (at the rear of the Printer). HP Designjet T Series — Service Manual 6-27...

  • Page 264

    6. Remove one T-15 screw that secures the Right Cover to the printer (accessible under the Front Cover). 7. Remove one T-15 screw that secures the Right Cover to the printer. 6-28 HP Designjet T Series — Service Manual...

  • Page 265

    Removal and Installation - Right Cover 8. Unclip the Right Trim. 9. Remove the Right Cover from the printer. HP Designjet T Series — Service Manual 6-29...

  • Page 266

    2. Open the Ink Cartridge Door. 3. Remove the Ink Cartridges from the Printer. The illustration shows the T1100 which has six Ink Cartridges. 4. Press the clip to release the Left Cover Finishing Panel. 6-30 HP Designjet T Series — Service Manual...

  • Page 267

    5. Remove the Left Cover Finishing Panel. 6. Unclip the spring from the attachment points on the Media Lever and Left Cover. 7. Remove three T-15 screws that secure the Media Lever. HP Designjet T Series — Service Manual 6-31...

  • Page 268

    Formatter Housing. 9. Lift the Formatter Housing out of the printer. 10. Remove one T-15 screw that secures the Left Cover (top rear, accessible under the Formatter Housing). 6-32 HP Designjet T Series — Service Manual...

  • Page 269

    Left Cover (bottom rear). 12. Remove one T-15 screw that secures the Left Cover (bottom rear). 13. Remove one T-15 screw that secures the Left Cover (bottom front, accessible under Front Cover). HP Designjet T Series — Service Manual 6-33...

  • Page 270

    Removal and Installation 14. Remove one T-15 screw that secures the Left Cover (top front, accessible Ink Cartridge Door). 15. Unclip the Left Trim. 16. Remove the Left Cover from the Printer. 6-34 HP Designjet T Series — Service Manual...

  • Page 271: Rear Tray

    2. Lift the Rear Tray vertically enough (approximately 20 mm) to allow the rear attachment lugs to be out of the locked position. 3. Carefully slide the Rear Tray out of the printer. HP Designjet T Series — Service Manual 6-35...

  • Page 272: Rear Cover

    Right Cover on page 6-27. 3. Remove the Left Cover on page 6-30. 4. Remove ten T-15 screws that secure the Rear Cover to the printer. 5. Remove the Rear Cover from the printer. 6-36 HP Designjet T Series — Service Manual...

  • Page 273: Media Lever

    Switch off the printer and remove the power cable. 1. Open the Ink Cartridge Door. 2. Press the clip to release the Left Cover Finishing Panel. 3. Remove the Left Cover Finishing Panel. HP Designjet T Series — Service Manual 6-37...

  • Page 274

    4. Unclip the spring from the attachment points on the Media Lever and Left Cover. 5. Remove three T-15 screws that secure the Media Lever. 6. Lift the Media Lever of the mounting. 6-38 HP Designjet T Series — Service Manual...

  • Page 275

    Removal and Installation - Media Lever 7. Remove the Media Lever from the printer. HP Designjet T Series — Service Manual 6-39...

  • Page 276: Media Lever Position Sensor

    4. Remove one T-15 screw that secures the Media Lever Position Sensor to the Scan Side Panel. 5. Rotate the Media Lever Position Sensor vertically to disengage the attachment lug from the Scan Side Panel. 6-40 HP Designjet T Series — Service Manual...

  • Page 277

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-41...

  • Page 278: Cutter Assembly

    3. Remove the cutter rail end cap. Slide the Cutter Assembly out of the printer. When you install the new Cutter Assembly, follow the installation instructions provided with the new Cutter Assembly 6-42 HP Designjet T Series — Service Manual...

  • Page 279

    4. Remove the Rear Cover on page 6-36. 5. Remove two T-15 screws that secure the Right Rear Tray Support to the printer. 6. Rotate the Right Rear Tray Support counterclockwise approximately 30 degrees. HP Designjet T Series — Service Manual 6-43...

  • Page 280

    Removal and Installation 7. Remove the Right Rear Tray Support from the printer. 6-44 HP Designjet T Series — Service Manual...

  • Page 281: Left Rear Tray Support

    4. Remove the Rear Cover on page 6-36. 5. Remove two T-15 screws that secure the Left Rear Tray Support to the printer. 6. Rotate the Left Rear Tray Support clockwise approximately 30 degrees. HP Designjet T Series — Service Manual 6-45...

  • Page 282

    Removal and Installation 7. Remove the Left Rear Tray Support from the printer. 6-46 HP Designjet T Series — Service Manual...

  • Page 283: Front Panel

    2. With strong pressure, squeeze the top edge of the front panel enough to release the attachment clips, and begin rotating the Front Panel vertically in the next step. 3. Rotate the front panel vertically. HP Designjet T Series — Service Manual 6-47...

  • Page 284

    Removal and Installation 4. Disconnect the interface cable from the Front Panel. 5. Push in the clip that prevents the Ferrite Core from being removed. 6. Slide the Ferrite Core out of the brackets. 6-48 HP Designjet T Series — Service Manual...

  • Page 285

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-49...

  • Page 286: Top Cover

    7. Remove the four T-15 top screws that secure the Top Cover to the printer. 8. Remove the front T-15 screw that secures the front left side of the Top Cover to the printer. 6-50 HP Designjet T Series — Service Manual...

  • Page 287

    Top Cover to the printer. 11. Carefully pull the attachment clip forward until you can lift the bottom left corner of the Top Cover approximately 10 mm. HP Designjet T Series — Service Manual 6-51...

  • Page 288

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-52 HP Designjet T Series — Service Manual...

  • Page 289: Window Position Sensor

    Front Panel on page 6-47. 4. Remove the Top Cover on page 6-50. 5. Disconnect the Window Position Sensor. 6. Remove one T-15 screw that secures the Window Position Sensor to the printer. HP Designjet T Series — Service Manual 6-53...

  • Page 290

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-54 HP Designjet T Series — Service Manual...

  • Page 291

    6-53. 6. Remove the Ink Supply Tubes from the Ink Supply Tubes Support Rail. 7. Remove the T-15 screws that secure the rear attachment brackets to the Ink Supply Tubes Support Rail. HP Designjet T Series — Service Manual 6-55...

  • Page 292

    8. Remove the T-15 screw that attaches the right bonding cable. 9. Remove the T-15 screw that attaches the left bonding cable. 10. Remove the T-15 screw that attaches the left bonding cable. 6-56 HP Designjet T Series — Service Manual...

  • Page 293

    12. Remove two T-15 screws that secure the Ink Supply Tubes Support Rail to the left Top Cover Support. 13. Slide the rail to the enough to disengage it from the attachment lug. HP Designjet T Series — Service Manual 6-57...

  • Page 294

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-58 HP Designjet T Series — Service Manual...

  • Page 295

    Supply Tubes Support Rail to the right Top Cover Support. 7. Carefully slide the Ink Supply Tubes Support Rail to the left until the right end is clear of the right Top Cover Support. HP Designjet T Series — Service Manual 6-59...

  • Page 296

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Refer to page Service Calibration Guide to Removal and Installation on page 6-5. 6-60 HP Designjet T Series — Service Manual...

  • Page 297

    2 from the two cable clamps below the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) 4. Remove the grounding cable attachment screw from the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) HP Designjet T Series — Service Manual 6-61...

  • Page 298

    5. Disconnect the Aerosol Fan Assembly inline connector. 6. Disconnect connector from the Primer Motor and Primer Sensor. 7. Unroute the cables disconnected in steps 4 and 5 from the two cable clamps. 6-62 HP Designjet T Series — Service Manual...

  • Page 299

    Service Station to the Carriage Rail. To avoid damaging the Encoder Strip, you can use a standard screwdriver. Support the Service Station so it does not fall when you remove the attachment screws. HP Designjet T Series — Service Manual 6-63...

  • Page 300

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-64 HP Designjet T Series — Service Manual...

  • Page 301

    Right Cover on page 6-27. 2. Disconnect the two lower connectors. 3. Unsnap the clamp from the bottom of the metal sideplate. 4. Remove the grounding cable attachment screw from the metal sideplate. HP Designjet T Series — Service Manual 6-65...

  • Page 302

    6. Unroute the cables disconnected in steps 4 and 5 from the two cable clamps. 7. Loosen the T-10 uncapping screw sufficiently so you can manually move the Carriage Assembly in step 8. 6-66 HP Designjet T Series — Service Manual...

  • Page 303

    Support the Service Station so it does not fall when you remove the attachment screws. 10. Unclip the clip to release the Service Station from the printer. HP Designjet T Series — Service Manual 6-67...

  • Page 304

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-68 HP Designjet T Series — Service Manual...

  • Page 305: Drop Detector

    6-65 depending on the model. 3. Unroute the Drop Detector ribbon cable from the Service Station cable clamps. 4. Remove the T-15 screw that secures the Drop Detector to the Service Station. HP Designjet T Series — Service Manual 6-69...

  • Page 306

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, see Service Calibration Guide to Removal and Installation on page 6-5. 6-70 HP Designjet T Series — Service Manual...

  • Page 307

    The four access holes in the Aerosol Fan Assembly housing are the same size as the attachment screw diameter so you will need a normal Torx Screwdriver, not a multi-tool, to remove the screws. HP Designjet T Series — Service Manual 6-71...

  • Page 308

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-72 HP Designjet T Series — Service Manual...

  • Page 309

    2. Disconnect all the electrical connectors from the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) 3. Remove the grounding cable attachment screw from the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) HP Designjet T Series — Service Manual 6-73...

  • Page 310

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-74 HP Designjet T Series — Service Manual...

  • Page 311

    Solenoid cable from the cable clamp. 3. Disconnect the Pen to Paper Space (PPS) Solenoid connector from the PrintMech PCA. 4. Remove two T-15 screws that secure the Pen to Paper Space (PPS) Solenoid to the printer. HP Designjet T Series — Service Manual 6-75...

  • Page 312

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-76 HP Designjet T Series — Service Manual...

  • Page 313

    3. Disconnect the Pen to Paper Space (PPS) Solenoid connector from the L1 Data Harness. 4. Remove two T-15 screws that secure the Pen to Paper Space (PPS) Solenoid to the printer. HP Designjet T Series — Service Manual 6-77...

  • Page 314

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-78 HP Designjet T Series — Service Manual...

  • Page 315

    1. Pull the left end of the Spindle (viewed from the front of the printer) out of the Left Spindle Holder. 2. Lift the Spindle out of the printer towards the left (viewed from the front of the printer). HP Designjet T Series — Service Manual 6-79...

  • Page 316: Left Spindle Holder

    2. Remove two T-15 screws that secure the Left Spindle Holder to the printer. 3. Rotate the Left Spindle Holder towards the left. 4. Remove the Left Spindle Holder from the printer. 6-80 HP Designjet T Series — Service Manual...

  • Page 317

    Switch off the printer and remove the power cable. 1. Remove the Spindle on page 6-79. 2. Remove two T-15 screws that secure the Right Spindle Holder to the printer. 3. Rotate the Right Spindle Holder towards the right. HP Designjet T Series — Service Manual 6-81...

  • Page 318

    Removal and Installation 4. Remove the Right Spindle Holder from the printer. 6-82 HP Designjet T Series — Service Manual...

  • Page 319

    3. Remove the grounding cable attachment screw from the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) 4. Disconnect the Rewinder and encoder cables from the PrintMech PCA. 44 inch T1100 printer shown (with Rewinder) HP Designjet T Series — Service Manual 6-83...

  • Page 320

    44 inch T1100 printer shown (with Rewinder) 7. Unroute the Rewinder and encoder cables from all other cables. Rotate the Right Spindle Holder (rewinder included) towards the right. 44 inch T1100 printer shown (with Rewinder) 6-84 HP Designjet T Series — Service Manual...

  • Page 321

    Make sure you carry out the following actions during the installation of the Right Spindle Holder (rewinder included) 1. Take note of the two clips that fit to the printer. 2. Make sure the two clips fit correctly to the printer. HP Designjet T Series — Service Manual 6-85...

  • Page 322

    Removal and Installation 3. A correctly attached Right Spindle Holder (rewinder included) looks like this (shown from above). View shown from above. 6-86 HP Designjet T Series — Service Manual...

  • Page 323

    Spindle on page 6-79. 2. Remove the Right Cover on page 6-27 3. Remove the grounding cable attachment screw from the metal sideplate. 4. Disconnect the Rewinder and encoder cables from the L1 Harness. HP Designjet T Series — Service Manual 6-87...

  • Page 324

    6. Unroute the Rewinder and encoder cables from all other cables. Rotate the Right Spindle Holder (rewinder included) towards the right. 7. Remove the Right Spindle Holder (rewinder included) from the printer. 6-88 HP Designjet T Series — Service Manual...

  • Page 325

    1. Take note of the two clips that fit to the printer. 2. Make sure the two clips fit correctly to the printer. 3. A correctly attached Right Spindle Holder (rewinder included) looks like this (shown from above). View shown from above. HP Designjet T Series — Service Manual 6-89...

  • Page 326

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, see Service Calibration Guide to Removal and Installation on page 6-5. 6-90 HP Designjet T Series — Service Manual...

  • Page 327: Out Of Paper Sensor

    4. Unroute (unwind) the Out Of Paper Sensor electrical cables from the Out Of Paper Sensor cover. 5. Press the clip to remove the Out Of Paper Sensor cover from the Clean Out Assembly. HP Designjet T Series — Service Manual 6-91...

  • Page 328

    45 degrees. 7. Remove the Out Of Paper Sensor cover from the Clean Out Assembly 8. Squeeze the Out Of Paper Sensor attachment clips to remove it from the Clean Out Assembly. 6-92 HP Designjet T Series — Service Manual...

  • Page 329

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-93...

  • Page 330

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-94 HP Designjet T Series — Service Manual...

  • Page 331: Right Roll Guide

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-95...

  • Page 332

    4. Grip the Encoder Strip and move it towards the left to take off the tension until you have completed the next step. 5. Unclip the Encoder Strip from it’s attachment lugs. 6-96 HP Designjet T Series — Service Manual...

  • Page 333

    44 inch T1100 printer shown (with Rewinder) 7. Push the Carriage Assembly into the print path. 8. Unclip the Encoder Strip tensioner from the right hand end. HP Designjet T Series — Service Manual 6-97...

  • Page 334

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-98 HP Designjet T Series — Service Manual...

  • Page 335

    4. Grip the Encoder Strip and move it towards the left to take off the tension until you have completed the next step. 5. Unclip the Encoder Strip from it’s attachment lugs. HP Designjet T Series — Service Manual 6-99...

  • Page 336

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-100 HP Designjet T Series — Service Manual...

  • Page 337: Encoder Strip

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-101...

  • Page 338

    In this way, you can loosen the screw and pass the rewinder motor. 44 inch T1100 printer shown (with Rewinder) 8. Push the Carriage Assembly into the print path. 6-102 HP Designjet T Series — Service Manual...

  • Page 339

    9. Unclip the small cover of the Carriage PCA. 10. Remove the small cover of the Carriage PCA. 11. Disconnect the two ribbon cables of the Trailing Cables from the Carriage PCA. HP Designjet T Series — Service Manual 6-103...

  • Page 340

    13. Slide the Trailing Cables out of the attachment clips of the Carriage Assembly. 14. Use a short torx screwdriver to remove the two T-10 screws that secure the center attachment of the Trailing Cables. 6-104 HP Designjet T Series — Service Manual...

  • Page 341

    16. Remove the Trailing Cables from the two double sided adhesive pads that attach it to the printer. 17. Disconnect the two ribbon cables of the Trailing Cables from the Electronics Module. HP Designjet T Series — Service Manual 6-105...

  • Page 342

    Removal and Installation 18. Unroute the Trailing Cables. 19. Unclip and remove the cable clamp of the Trailing Cables. 20.Unclip and remove the cable clamp of the Trailing Cables. 6-106 HP Designjet T Series — Service Manual...

  • Page 343

    1. Use an alcohol (from the Lubrification Kit or Tool Kit) dampened cloth to remove all traces of residual adhesive from the double sided pads removed earlier before applying new pads in the same positions as the original pads. HP Designjet T Series — Service Manual 6-107...

  • Page 344

    3. Make sure that the Ferrite Core is correctly positioned so that the small cover of the Carriage PCA closes correctly to avoid possible friction damage to the Trailing Cable during operation of the printer. 6-108 HP Designjet T Series — Service Manual...

  • Page 345

    Window Position Sensor on page 6-53. 6. Loosen the T-10 uncapping screw sufficiently so you can manually move the Carriage Assembly in step 7. 7. Push the Carriage Assembly into the print path. HP Designjet T Series — Service Manual 6-109...

  • Page 346

    Removal and Installation 8. Unscrew the small cover of the Carriage PCA. 9. Remove the small cover of the Carriage PCA. 10. Disconnect the ribbon Trailing Cable from the Carriage PCA. 6-110 HP Designjet T Series — Service Manual...

  • Page 347

    11. Remove the cables lid. 12. Straighten the ribbon cable of the Trailing Cables and remove the mylar. 13. Slide the Trailing Cables out of the attachment clips of the Carriage Assembly. HP Designjet T Series — Service Manual 6-111...

  • Page 348

    14. Slide the Trailing Cables out of the cable and tube holder. 15. Disconnect the ribbon cable of the Trailing Cables from the Electronics Module. 16. Unroute the Trailing Cable from the clip. 6-112 HP Designjet T Series — Service Manual...

  • Page 349

    Removal and Installation - Trailing Cable (T1120/T1120ps) 17. Pass the Trailing Cable through the slot. 18. Unclip and remove the cable clamps of the Trailing Cables. 19. Pass the Trailing Cable through the slot. HP Designjet T Series — Service Manual 6-113...

  • Page 350

    Removal and Installation 20.Pass the Trailing Cable through the slot. 21. Continue to unroute and unclip the trailing cable. 22. Continue to unroute and unclip the trailing cable. 6-114 HP Designjet T Series — Service Manual...

  • Page 351

    2. When you route the Trailing Cable around the bend, use your finger to leave healthy bend for the cable. You don´t want the cable to crease. HP Designjet T Series — Service Manual 6-115...

  • Page 352

    11. If necessary manually move the Carriage Assembly fully right into the docking station. 12. Use a short torx screwdriver to remove the two T-10 screws that secure the center attachment of the Trailing Cables. 6-116 HP Designjet T Series — Service Manual...

  • Page 353

    14. Remove the Trailing Cables from the two double sided adhesive pads that attach it to the printer. 15. Disconnect the two ribbon cables of the Trailing Cables from the Electronics Module. HP Designjet T Series — Service Manual 6-117...

  • Page 354

    Removal and Installation 16. Unroute the Trailing Cables. 17. Unclip and remove the cable clamp of the Trailing Cables. 18. Unclip and remove the cable clamp of the Trailing Cables. 6-118 HP Designjet T Series — Service Manual...

  • Page 355

    Removal and Installation - Carriage Assembly (T1100/T1100ps/T610) 19. Unroute the Trailing Cables. 20.Open the Carriage Cover. 21. Remove all the Printheads. HP Designjet T Series — Service Manual 6-119...

  • Page 356

    Ink Supply Tubes to the Carriage Assembly. 23. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 24. Close and lock the Carriage Cover. 6-120 HP Designjet T Series — Service Manual...

  • Page 357

    44 inch T1100 printer shown (with Rewinder) 26. Push the Carriage Assembly into the print path. 27. Unclip the small cover of the Carriage PCA. HP Designjet T Series — Service Manual 6-121...

  • Page 358

    28. Remove the small cover of the Carriage PCA. 29. Disconnect the two ribbon cables of the Trailing Cables from the Carriage PCA. 30.Straighten the two ribbon cables of the Trailing Cables and remove the Ferrite Core. 6-122 HP Designjet T Series — Service Manual...

  • Page 359

    Carriage Assembly. 32. Loosen the T-15 screw Belt Tensioner to the printer to remove the tension from the belt. 33. Leave the Belt Tensioner in place with all the tension removed. HP Designjet T Series — Service Manual 6-123...

  • Page 360

    34. Remove the Belt Assembly from the Scan- Axis Motor drive wheel. 35. Remove the two T-15 screw that secure the Media Lever attachment plate. 36. Remove the Media Lever attachment plate. 6-124 HP Designjet T Series — Service Manual...

  • Page 361

    37. Disconnect the Pinchwheel Lifter Sensor. 38.Unroute the cables from the cable clamps on the Scan Side Panel. 39. Remove the seven T-15 screw that secure the Scan Side Panel to the printer. HP Designjet T Series — Service Manual 6-125...

  • Page 362

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-126 HP Designjet T Series — Service Manual...

  • Page 363

    9. If necessary manually move the Carriage Assembly fully right into the docking station. 10. Disconnect the ribbon cable of the Trailing Cables from the Electronics Module. 11. Unroute the Trailing Cables. HP Designjet T Series — Service Manual 6-127...

  • Page 364

    Removal and Installation 12. Unclip and remove the cable clamp of the Trailing Cables. 13. Unroute the Trailing Cables. 14. Open the Carriage Cover. 6-128 HP Designjet T Series — Service Manual...

  • Page 365

    Removal and Installation - Carriage Assembly (T1120/T1120ps) 15. Remove all the Printheads. 16. Unscrew the small cover of the Carriage PCA. 17. Remove the small cover of the Carriage PCA. HP Designjet T Series — Service Manual 6-129...

  • Page 366

    19. Remove the four T-15 screws that secure the Ink Supply Tubes to the Carriage Assembly. 20.Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 6-130 HP Designjet T Series — Service Manual...

  • Page 367

    21. Close and lock the Carriage Cover. 22. Loosen the T-10 uncapping screw sufficiently so you can manually move the Carriage Assembly in step 26. 23. Push the Carriage Assembly into the print path. HP Designjet T Series — Service Manual 6-131...

  • Page 368

    25. Leave the Belt Tensioner in place with all the tension removed. 26. Remove the Belt Assembly from the Scan- Axis Motor drive wheel. 6-132 HP Designjet T Series — Service Manual...

  • Page 369

    Removal and Installation - Carriage Assembly (T1120/T1120ps) 27. Remove the two T-15 screw that secure the Media Lever attachment plate. 28. Remove the Media Lever attachment plate. 29. Disconnect the Pinchwheel Lifter Sensor. HP Designjet T Series — Service Manual 6-133...

  • Page 370

    31. Grip the Encoder Strip and move it towards the left to take off the tension until you have completed the next step. 32. Unclip the Encoder Strip from it’s attachment lugs. 6-134 HP Designjet T Series — Service Manual...

  • Page 371

    Removal and Installation - Carriage Assembly (T1120/T1120ps) 33. Unscrew the Trailing Cable support. 34. Remove the Trailing Cable support. 35. Remove the seven T-15 screw that secure the Scan Side Panel to the printer. HP Designjet T Series — Service Manual 6-135...

  • Page 372

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-136 HP Designjet T Series — Service Manual...

  • Page 373: Carriage Rear Bushing

    10. Remove the Carriage Assembly. See page 6-116 6-127 depending on the printer model. 11. Squeeze the left hand clip of the Carriage Rear Bushing sufficiently to be able to release it from the Carriage Assembly. HP Designjet T Series — Service Manual 6-137...

  • Page 374

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-138 HP Designjet T Series — Service Manual...

  • Page 375

    6-27. 2. Remove the Left Cover on page 6-30. 3. Remove the screw that secures the right bumper. 4. Remove the right bumper. 5. Remove the screw that secures the left bumper. HP Designjet T Series — Service Manual 6-139...

  • Page 376

    Removal and Installation 6. Remove the left bumper. 6-140 HP Designjet T Series — Service Manual...

  • Page 377: Belt Assembly

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-141...

  • Page 378

    44 inch T1100 printer shown (with Rewinder) 4. Push the Carriage Assembly into the print path. 5. Loosen the T-15 screw Belt Tensioner to the printer to remove the tension from the belt. 6-142 HP Designjet T Series — Service Manual...

  • Page 379

    6. Leave the Belt Tensioner in place. 7. Remove the Belt Assembly from the drive wheel of the Scan-Axis Motor. 8. Remove three T-15 screws that secure the Scan-Axis Motor to the printer. HP Designjet T Series — Service Manual 6-143...

  • Page 380

    9. Unroute the Scan-Axis Motor supply cable from the cable clamp. 10. Disconnect the Scan-Axis Motor supply connector from PrintMech PCA. 11. Remove three T-15 screws that secure the Scan-Axis Motor to the printer. 6-144 HP Designjet T Series — Service Manual...

  • Page 381

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-145...

  • Page 382

    Left Cover on page 6-30. 3. Loosen the T-10 uncapping screw sufficiently so you can manually move the Carriage Assembly in step 4. 4. Push the Carriage Assembly into the print path. 6-146 HP Designjet T Series — Service Manual...

  • Page 383

    5. Loosen the T-15 screw Belt Tensioner to the printer to remove the tension from the belt. 6. Leave the Belt Tensioner in place. 7. Remove the Belt Assembly from the drive wheel of the Scan-Axis Motor. HP Designjet T Series — Service Manual 6-147...

  • Page 384

    8. Remove three T-15 screws that secure the Scan-Axis Motor to the printer. 9. Unroute the Scan-Axis Motor supply cable from the cable clamp. 10. Disconnect the Scan-Axis Motor supply connector from the L1 Harness. 6-148 HP Designjet T Series — Service Manual...

  • Page 385

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-149...

  • Page 386: Carriage Rail Oiler

    Carriage Rail Oiler, use the Oil and Oil Dispenser from the Lubrification Kit to add 2-3 drops of oil to the foam of the Carriage Rail Oiler and in the small depression of the Carriage Rear Bushing. 6-150 HP Designjet T Series — Service Manual...

  • Page 387

    Removal and Installation - Carriage Rail Oiler 4. Add 2 or 3 drops of oil in the depression where the Slider fits. HP Designjet T Series — Service Manual 6-151...

  • Page 388

    6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Remove the Ink Supply Tubes Support Rail (T1100/T1100ps/T610) on page 6-55. 7. Open the Carriage Cover. 8. Remove all the Printheads. 6-152 HP Designjet T Series — Service Manual...

  • Page 389

    Ink Supply Tubes to the Carriage Assembly. 10. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 11. Close and lock the Carriage Cover. HP Designjet T Series — Service Manual 6-153...

  • Page 390

    12. Carefully move the Ink Supply Tubes into the print path. 13. Unclip and slide off the small cover of the Carriage Assembly Carriage PCA. 14. Remove one T-15 screws that secures the large cover of the Carriage PCA. 6-154 HP Designjet T Series — Service Manual...

  • Page 391

    Removal and Installation - Line Sensor (T1100/T1100ps/T610) 15. Remove the large cover of the Carriage PCA. 16. Disconnect the Line Sensor electrical connection from the Carriage PCA. 17. Carefully unroute the Line Sensor cable from the Carriage Assembly. HP Designjet T Series — Service Manual 6-155...

  • Page 392

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-156 HP Designjet T Series — Service Manual...

  • Page 393

    Front Panel on page 6-47. 4. Remove the Top Cover on page 6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Open the Carriage Cover. 7. Remove all the Printheads. HP Designjet T Series — Service Manual 6-157...

  • Page 394

    Removal and Installation 8. Unscrew the small cover of the Carriage PCA. 9. Remove the small cover of the Carriage PCA. 10. Disconnect the ribbon cable of the Trailing Cables from the Carriage PCA. 6-158 HP Designjet T Series — Service Manual...

  • Page 395

    Ink Supply Tubes to the Carriage Assembly. 12. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 13. Close and lock the Carriage Cover. HP Designjet T Series — Service Manual 6-159...

  • Page 396

    Carriage Assembly in step 26. 15. Push the Carriage Assembly into the print path. 16. Remove the cover on each side of the Carriage PCA using a screwdriver unclip it. 6-160 HP Designjet T Series — Service Manual...

  • Page 397

    17. Disconnect the Line Sensor electrical connection from the Carriage PCA. 18. Carefully unroute the Line Sensor cable from the Carriage Assembly. 19. Remove one T-10 screw that secures the Line Sensor to the Carriage Assembly. HP Designjet T Series — Service Manual 6-161...

  • Page 398

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. 6-162 HP Designjet T Series — Service Manual...

  • Page 399

    6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Remove the Ink Supply Tubes Support Rail (T1100/T1100ps/T610) on page 6-55. 7. Open the Carriage Cover. 8. Remove all the Printheads. HP Designjet T Series — Service Manual 6-163...

  • Page 400

    Ink Supply Tubes to the Carriage Assembly. 10. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 11. Close and lock the Carriage Cover. 6-164 HP Designjet T Series — Service Manual...

  • Page 401

    12. Carefully move the Ink Supply Tubes into the print path. 13. Unclip and slide off the small cover of the Carriage Assembly Carriage PCA. 14. Remove one T-15 screws that secures the large cover of the Carriage PCA. HP Designjet T Series — Service Manual 6-165...

  • Page 402

    15. Remove the large cover of the Carriage PCA. 16. Disconnect the six ribbon cables of Carriage Cover from the Carriage Assembly PCB. 17. Remove six T-10 screws that secure the Carriage Assembly Cover hinge. HP Designjet T Series — Service Manual 6-166...

  • Page 403

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-167...

  • Page 404

    Front Panel on page 6-47. 4. Remove the Top Cover on page 6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Open the Carriage Cover. 7. Remove all the Printheads. HP Designjet T Series — Service Manual 6-168...

  • Page 405

    Removal and Installation - Carriage Cover and Carriage Latch (T1120/T1120ps) 8. Unscrew the small cover of the Carriage PCA. 9. Remove the small cover of the Carriage PCA. 10. Disconnect the ribbon Trailing Cable from the Carriage PCA. HP Designjet T Series — Service Manual 6-169...

  • Page 406

    Ink Supply Tubes to the Carriage Assembly. 12. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 13. Close and lock the Carriage Cover. 6-170 HP Designjet T Series — Service Manual...

  • Page 407

    15. Remove the cover on each side of the Carriage PCA using a screwdriver unclip it. 16. Disconnect the 8 ribbon cables of Carriage Cover from the Carriage Assembly PCB. HP Designjet T Series — Service Manual 6-171...

  • Page 408

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-172...

  • Page 409

    6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Remove the Ink Supply Tubes Support Rail (T1100/T1100ps/T610) on page 6-55. 7. Open the Carriage Cover. 8. Remove all the Printheads. HP Designjet T Series — Service Manual 6-173...

  • Page 410

    Ink Supply Tubes to the Carriage Assembly. 10. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 11. Close and lock the Carriage Cover. HP Designjet T Series — Service Manual 6-174...

  • Page 411

    12. Carefully move the Ink Supply Tubes into the print path. 13. Unclip and slide off the small cover of the Carriage Assembly Carriage PCA. 14. Remove one T-15 screws that secures the large cover of the Carriage PCA. HP Designjet T Series — Service Manual 6-175...

  • Page 412

    15. Remove the large cover of the Carriage PCA. 16. Disconnect the ten ribbon cables from the Carriage Assembly PCB. 17. Press the locking clip to release the Carriage Assembly PCB from the carriage. HP Designjet T Series — Service Manual 6-176...

  • Page 413

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-177...

  • Page 414

    Front Panel on page 6-47 4. Remove the Top Cover on page 6-50. 5. Remove the Window Position Sensor on page 6-53. 6. Open the Carriage Cover. 7. Remove all the Printheads. HP Designjet T Series — Service Manual 6-178...

  • Page 415

    Removal and Installation - Carriage PCA (T1120/T1120ps) 8. Unscrew the small cover of the Carriage PCA. 9. Remove the small cover of the Carriage PCA. 10. Disconnect the ribbon Trailing Cable from the Carriage PCA.. HP Designjet T Series — Service Manual 6-179...

  • Page 416

    Ink Supply Tubes to the Carriage Assembly. 12. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 13. Close and lock the Carriage Cover. 6-180 HP Designjet T Series — Service Manual...

  • Page 417

    14. Carefully move the Ink Supply Tubes into the print path. 15. Remove the cover on each side of the Carriage PCA using a screwdriver unclip it. 16. Disconnect the 8 ribbon cables from the Carriage Assembly PCB. HP Designjet T Series — Service Manual 6-181...

  • Page 418

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-182...

  • Page 419: Left Ink Supply Station

    Side Plate of the Left Ink Supply Station. 3. Remove the Left Side Plates of the Left Ink Supply Station. 4. Remove two T-10 screws that secure the Right Side Plate of the Left Ink Supply Station. HP Designjet T Series — Service Manual 6-183...

  • Page 420

    5. Remove the Left Ink Supply Station bonding cable. 6. Remove the Right Side Plate of the Left Ink Supply Station. 7. Remove the T-15 screw that secures the Left Ink Supply Station to the printer. 6-184 HP Designjet T Series — Service Manual...

  • Page 421

    The new cable will arrive with a female end, which you will replace with the existing male end. 10. Unroute the three cables from the Left Ink Supply Station. HP Designjet T Series — Service Manual 6-185...

  • Page 422

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-186...

  • Page 423

    2. Remove the Left Cover on page 6-30. 3. Remove the Front Panel on page 6-47. 4. Remove the Top Cover on page 6-50. 5. Open the Carriage Cover. 6. Remove all the Printheads. HP Designjet T Series — Service Manual 6-187...

  • Page 424

    Ink Supply Tubes to the Carriage Assembly. 8. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 9. Close and lock the Carriage Assembly cover. HP Designjet T Series — Service Manual 6-188...

  • Page 425

    11. Remove the top T-15 screw that secures Ink Supply Tubes guide to the printer. 12. Remove the fwo front T-15 screws that secure Ink Supply Tubes guide to the printer. HP Designjet T Series — Service Manual 6-189...

  • Page 426

    14. Gently move the Ink Supply Tubes from the printer. 15. Use a flat bladed screwdriver to release all the Ink Supply Tubes clamps from the printer. HP Designjet T Series — Service Manual 6-190...

  • Page 427

    Side Plate of the Left Ink Supply Station. 17. Remove the left Side Plate of the Left Ink Supply Station. 18. Remove two T-10 screws that secure the right Side Plate of the Left Ink Supply Station. HP Designjet T Series — Service Manual 6-191...

  • Page 428

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-192...

  • Page 429

    2. Remove the Left Cover on page 6-30. 3. Remove the Front Panel on page 6-47. 4. Remove the Top Cover on page 6-50. 5. Open the Carriage Cover. 6. Remove all the Printheads. HP Designjet T Series — Service Manual 6-193...

  • Page 430

    Removal and Installation - Ink Supply Tubes (T1120/T1120ps) 7. Unscrew the small cover of the Carriage PCA. 8. Remove the small cover of the Carriage PCA. 9. Disconnect the ribbon Trailing Cable from the Carriage PCA.. HP Designjet T Series — Service Manual 6-194...

  • Page 431

    Ink Supply Tubes to the Carriage Assembly. 11. Carefully lift out the Ink Supply Tubes and close the carriage cover at the same time. 12. Close and lock the Carriage Cover. HP Designjet T Series — Service Manual 6-195...

  • Page 432

    14. Remove the top T-15 screw that secures Ink Supply Tubes guide to the printer. 15. Remove the fwo front T-15 screws that secure Ink Supply Tubes guide to the printer. HP Designjet T Series — Service Manual 6-196...

  • Page 433

    17. Use a flat bladed screwdriver to release all the Ink Supply Tubes clamps from the printer. 18. Remove two T-10 screws that secure the Left Side Plate of the Left Ink Supply Station. HP Designjet T Series — Service Manual 6-197...

  • Page 434

    19. Remove the Left Side Plates of the Left Ink Supply Station. 20.Remove two T-10 screws that secure the Right Side Plate of the Left Ink Supply Station. 21. Remove the Left Ink Supply Station bonding cable. HP Designjet T Series — Service Manual 6-198...

  • Page 435

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-199...

  • Page 436

    1. Fully loosen the two locking thumbscrews that secure the Formatter in the printer. 2. Begin lifting the Formatter from the printer. Push the clips and provide upward force at the same time. HP Designjet T Series — Service Manual 6-200...

  • Page 437

    5. Turn the Formatter to the opposite side. 6. Disconnect and remove the Hard Disc Drive. Take care not to damage the Formatter components under the Hard Disc Drive when you remove it. HP Designjet T Series — Service Manual 6-201...

  • Page 438

    2. Disconnect all the connectors on the Electronics Module. 3. Unroute all the cables disconnected in the previous step. 4. Remove two T-15 screws that secure the Electronics Module to the Printer. HP Designjet T Series — Service Manual 6-202...

  • Page 439

    5. Remove one T-15 screw that secures the Electronics Module to the Printer. 6. Remove one T-15 screw that secures the Electronics Module to the Printer. 7. Remove two T-15 screws that secure the Electronics Module to the Printer. HP Designjet T Series — Service Manual 6-203...

  • Page 440

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-204...

  • Page 441

    The flat cable (B)connects to the black connector. 3. Unroute all the cables disconnected in the previous step. 4. Remove two T-15 screws that secure the Electronics Module to the Printer. HP Designjet T Series — Service Manual 6-205...

  • Page 442

    5. Remove one T-15 screw that secures the Electronics Module to the Printer. 6. Remove one T-15 screw that secures the Electronics Module to the Printer. 7. Remove two T-15 screws that secure the Electronics Module to the Printer. HP Designjet T Series — Service Manual 6-206...

  • Page 443

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-207...

  • Page 444: Starwheel Assembly

    Switch off the printer and remove the power cable. 1. Open the Window. 2. Remove one T-10 screw that secures the Starwheel Assembly to the Printer. 3. Remove one T-10 screw that secures the Starwheel Assembly to the Printer. HP Designjet T Series — Service Manual 6-208...

  • Page 445

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-209...

  • Page 446: Print Zone Overdrive

    2. Remove one T-15 screw that secures the left clamp of the Print Zone Overdrive to the Platen. 3. Lift attachment clamp vertically to release it from the Platen. HP Designjet T Series — Service Manual 6-210...

  • Page 447

    5. Repeat steps 2 to 4 to remove the remaining five attachment clamps. 6. Use a flat bladed screwdriver to unclip the left Print Zone Overdrive retaining clip and rotate the clip vertically. HP Designjet T Series — Service Manual 6-211...

  • Page 448

    10 mm) so you can slide it to the left. 8. Slide the left Print Zone Overdrive to the left disengage the center coupling. 9. Carefully left Print Zone Overdrive out of the printer. HP Designjet T Series — Service Manual 6-212...

  • Page 449

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-213...

  • Page 450: Left Spittoon

    6-205 depending on the printer model. 3. Remove two T-8 screws that secure the Left Spittoon to the printer. 4. Remove one T-10 screw that secures the Left Spittoon to the printer. HP Designjet T Series — Service Manual 6-214...

  • Page 451

    Removal and Installation - Left Spittoon 5. Rotate the Left Spittoon clockwise approximately 45 degrees and carefully lift it out of the printer. HP Designjet T Series — Service Manual 6-215...

  • Page 452: Encoder Disk And Encoder Sensor

    Left Spittoon on page 6-214. 4. Remove the Encoder Disk straight off Media Advance Roller spindle, lift it straight out of the printer. The Media Advance Roller spindle is delicate. Remove the Encoder Disk gently. HP Designjet T Series — Service Manual 6-216...

  • Page 453

    Removal and Installation - Encoder Disk and Encoder Sensor 5. Disconnect the Encoder Sensor connector. 6. Remove two T-6 screws that secure the Encoder Sensor to the Media Advance Drive. 7. Remove the Encoder Sensor PCA from the printer. HP Designjet T Series — Service Manual 6-217...

  • Page 454: Media Advance Drive

    4. Remove the Encoder Disk and Encoder Sensor on page 6-216. 5. Unroute the Media Advance Drive power cable. 6. Remove three T-15 screws that secure the Media Advance Drive to the printer. HP Designjet T Series — Service Manual 6-218...

  • Page 455

    7. Grip the motor housing of the Media Advance Drive and gently pull it towards you sufficiently to allow you disengage the Media Advance Drive from printer. 8. Carefully lift the Media Advance Drive out of the printer. HP Designjet T Series — Service Manual 6-219...

  • Page 456

    2. These parts should be loose during disassembly. They will be tightened in the following steps. Follow these instructions exactly. If you do not follow these instructions, the printer may not function properly. HP Designjet T Series — Service Manual 6-220...

  • Page 457

    Media Advance Drive. 5. Rotate the Media Advance Drive Adjustment Tool fully counter-clockwise to ensure its flat surface of the tool is firmly against the flat surface of the Media Advance Drive mounting. HP Designjet T Series — Service Manual 6-221...

  • Page 458

    Media Advance Drive Adjustment Tool, fully tighten the Encoder Sensor position adjustment screw. This step is important. If not done correctly, the printer may not function correctly. 8. Remove the Media Advance Drive Adjustment Tool. HP Designjet T Series — Service Manual 6-222...

  • Page 459

    The Media Advance Roller drive gear is is delicate, and should be removed straight off the spindle. 7. Remove two T-15 screws that secure the Media Advance Roller locking plate to the printer. HP Designjet T Series — Service Manual 6-223...

  • Page 460

    10 degrees and remove it from the printer (viewed from the rear of the printer). 10. Remove four T-15 screws that secure the Media Advance Roller right support to the printer. HP Designjet T Series — Service Manual 6-224...

  • Page 461

    13. Remove two T-15 screws that secure the Media Advance Roller left locking plate (viewed from the rear of the printer). 14. Remove the Media Advance Roller left locking plate (viewed from the rear of the printer). HP Designjet T Series — Service Manual 6-225...

  • Page 462

    Media Advance Roller left support to the printer. 16. Remove the Media Advance Roller left support from the printer. 17. Remove one T-15 screw that secures the Media Advance Roller center support locking plate. HP Designjet T Series — Service Manual 6-226...

  • Page 463

    19. Slide the Media Advance Roller into removal position. 20.Slide the Media Advance Roller towards the right (viewed from the rear of the printer) until you can disengage the left end (viewed from the rear of the printer). HP Designjet T Series — Service Manual 6-227...

  • Page 464

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-228...

  • Page 465: Pinchwheel Assembly

    Left Roll Guide on page 6-94. 4. Remove the Right Roll Guide on page 6- 5. Raise the Media Lever. 6. Use the Pinchwheel Insertion Tool to remove the spring from the attachment on the printer. HP Designjet T Series — Service Manual 6-229...

  • Page 466

    1. Insert the Pinchwheel Insertion Tool through the appropriate access hole for the Pinchwheel Assembly you are installing. Be very careful not to damage the Encoder Strip or the Belt Assembly with the Pinchwheel Insertion Tool. HP Designjet T Series — Service Manual 6-230...

  • Page 467

    3. Hook the spring of the Pinchwheel Assembly you are installing with the Pinchwheel Insertion Tool. 4. Attach the spring to its attachment point on the hanger and remove the Pinchwheel Insertion Tool. HP Designjet T Series — Service Manual 6-231...

  • Page 468

    T-15 screws that secure to the printer but do fully NOT tighten the screws. 6. Lower the Media Lever. 7. Make sure the Pinchwheel Alignment Tool is in the collapsed position. HP Designjet T Series — Service Manual 6-232...

  • Page 469

    Tool to the Pinchwheel Assembly you need to align. Alternate view, Step 8 9. Set the Pinchwheel Alignment Tool on the print platen. The tool should fit like it does in the graphics shown. HP Designjet T Series — Service Manual 6-233...

  • Page 470

    Removal and Installation - Pinchwheel Assembly Alternate view, Step 9 10. Loosen the wing nuts on the Pinchwheel Alignment Tool. 11. Allow the Pinchwheel Alignment Tool to expand. Make sure that the tool is fully expanded. HP Designjet T Series — Service Manual 6-234...

  • Page 471

    Alternate view, Step 11 12. When the Pinchwheel Alignment Tool is fully expanded, the Pinchwheel Assembly is properly aligned. 13. Fully tighten the two T-15 attachment screws that secure the Pinchwheel Assembly to the printer. HP Designjet T Series — Service Manual 6-235...

  • Page 472

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Refer to page Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-236...

  • Page 473: Left Starwheel Lifter

    Starwheel Assembly on page 6-208. 6. Remove two T-8 screws that secure the Left Starwheel Lifter to the printer. 7. Rotate the Left Starwheel Lifter sufficiently to disengage the right attachment lug. HP Designjet T Series — Service Manual 6-237...

  • Page 474

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-238...

  • Page 475

    In this way, you can loosen the screw and pass the rewinder motor. 44 inch T1100 printer shown (with Rewinder) 5. Push the Carriage Assembly into the print path. HP Designjet T Series — Service Manual 6-239...

  • Page 476

    7. Rotate the Drop Detector vertically to gain access to the two screws that secure the Right Starwheel Lifter. 8. Remove two T-8 screws that secure the Right Starwheel Lifter to the printer. HP Designjet T Series — Service Manual 6-240...

  • Page 477

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-241...

  • Page 478

    Starwheel Assembly on page 6-208. 4. Loosen the T-10 uncapping screw sufficiently so you can manually move the Carriage Assembly in step 8. 5. Push the Carriage Assembly into the print path. HP Designjet T Series — Service Manual 6-242...

  • Page 479

    7. Rotate the Drop Detector vertically to gain access to the two screws that secure the Right Starwheel Lifter. 8. Remove two T-8 screws that secure the Right Starwheel Lifter to the printer. HP Designjet T Series — Service Manual 6-243...

  • Page 480

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-244...

  • Page 481: Starwheel Motor

    4. Remove the Left Spittoon on page 6-214. 5. Disconnect the Starwheel Motor electrical connector. 6. Carefully pull the two gear wheels off their shafts to gain access to the Starwheel Motor attachment screws. HP Designjet T Series — Service Manual 6-245...

  • Page 482

    When you finish installing or replacing this component, you must perform the necessary Service Calibrations. To find which calibrations you must perform, Service Calibration Guide to Removal and Installation on page 6-5. HP Designjet T Series — Service Manual 6-246...

  • Page 483: Full Bleed Foam

    3. Remove the Platten Middle Foams that are exposed once the Full Bleed Foam has been removed. When you reinstall the full bleed foams, take care to correctly seat them to avoid possible damage to the Carriage Assembly HP Designjet T Series — Service Manual 6-247...

  • Page 484

    Removal and Installation 6-248 HP Designjet T Series — Service Manual...

  • Page 485

    General Cleaning 7-3 Cleaning the Drive Roller and Overdrive 7-3 Level of Printer Usage 7-3 Preventive Maintenance Kits 7-5 Preventive Maintenance Kit #1 7-5 Preventive Maintenance Kit #2 7-6 Preventive Maintenance Kit #3 7-6 HP Designjet T Series — Service Manual...

  • Page 486: Preventive Maintenance, Moisture On The Printer, Noisy Carriage Bushing, Belt Swelling, Cleaning The Printer

    1 Use the IPA alcohol (Q6675-60070) and the cleaning cloth to clean the Carriage Rail and the Carriage Slider Rod. 2 Use an Oil Dispenser (Q6675-60062) to lubricate the Carriage Rail and the Carriage Slider Rod. HP Designjet T Series — Service Manual...

  • Page 487: General Cleaning, Cleaning The Drive Roller And Overdrive, Level Of Printer Usage

    If the printer is used more than the normal usage conditions, then it will need maintenance service much more frequently. One of the EEROM counters is assigned to counting the number of carriage cycles. Service Part LIFE_VALUE Maintenance Advice Belt Cycles 6000000 PMKIT1 HP Designjet T Series — Service Manual...

  • Page 488

    Use the Removal and Installation Chapter of this Service Manual as a guide to replace the necessary parts. HP Designjet T Series — Service Manual...

  • Page 489: Preventive Maintenance Kits

    T1120/T1120ps Printer Series (44 inch) P/N CK839-67006 Part Number Description CK837-67004 Carriage Assy SV CK839-67003 Ink Supply Tubes 44 SV (with Trailing Cables) Q6659-60175 Belt Assy 44 SV CK837-67015 Scan Axis Motor SV Q5669-60692 Lubrification Kit SV HP Designjet T Series — Service Manual...

  • Page 490

    Service Station SV Preventive Maintenance Kit #3 The Preventive Maintenance Kit #3 is available in the following different versions: All Printer Series (24 inch/44 inch) P/N Q6683-67008 Part Number Description Q5669-60713 Cutter Assembly SV HP Designjet T Series — Service Manual...

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