Page 1 HT-4139-28/48 Scanner Maintenance Manual...
Page 3 REV0 10.02.15 HT-4139 Maintenance Manual C o n t e n t s １ Preface················································································································································ H1 – 1 １．１ Maintenance Contents··············································································································· H1 – 1 ２ Parts and Functions····························································································································· H2 – 1 ２．１ Parts ·········································································································································· H2 – 1 ２．２ LEDs········································································································································· H2 – 2 ２．３...
Page 4 REV0 10.02.15 ６ OCR Scanner Auto Calibration H6 – 1 ····································································································· ６．１ Procedure of Auto Calibration ····························································································· H6 – 1 ６．２ Explanation of each Auto Calibration and Corrective Action ·············································· H6 – 4 ７ Maintenance Tools ····························································································································· H7 – 1 ７．１...
Page 5: Appendix-A Maintenance Tools For Ht-4139
８．３．29 (Missing Number)·········································································································· H8 – 45 ８．３．30 Replacing the T1 Pinch Roller······················································································· H8 – 45 ８．３．31 Replacing the 2 GT Pulley····························································································· H8 – 46 ８．３．32 Replacing the MXL Belt································································································ H8 – 46 ８．３．33 Replacing the DC Motor ································································································· H8 – 47 ８．３．34 Replacing the DC Fan ·····································································································...
Page 6: Preface
REV0 10.02.15 1 Preface HT-4139 OCR Scanner functions by connecting the host through the USB interface. When conducting Maintenance, for some procedures only the device will be tested, while for other procedures the device must be connected to the host. 1.1 Maintenance Contents C onte nts 1.
Page 7: Parts And Functions
2 Parts and Functions 2.1 Parts Top Latch Button Stacker-R Top Cover Stacker-A Main Cover - L Control Panel Main power switch Power switch Hopper Power Connector Sheet Guide Cover for accessing ink ribbon Main Latch Button Setting switch USB Connecter -H2-1-...
Page 8: Leds
REV0 10.02.15 2.2 LEDs The status of the device is indicated by two panels. Normal Mode Normal Mode Normal Mode Normal Mode Power LED Status LED Action （Green）（Orange） The Power LED and the Status LED will be lit for 0.5 seconds after the Power is turned (Lamp Check Mode) Status LED will turn OFF for 0.2 seconds (Initializing OS)
Page 9: Mechanical Section
2.3 Mechanical Section Paper feeding mechanism and paper scanning mechanism are show in the figure below. G a te S o le n o id I/L S e n s o r T 1 2 R o lle r 1.Transport T 1 0 R o lle r P C 5 2 S e n so r P C 4 2 S e n s o r...
Page 10: Control Section
REV0 10.02.15 2.4 Control Section USB2.0 (Hi-Speed) Control Board USB Controller CPS619-A (type -28) CPS619-B (type -48) EEPROM 64kbit 8051 Bus Switch type -48 only type -48 only type -48 only type -48 only Filter Circuit Filter Circuit FPGA FPGA BGA256pin 1.2V BGA256pin 1.2V 32bit...
Page 11: Block Diagram
2.5 Block Diagram -H2-5-...
Page 12 Control Section consists of some blocks as shown in the Block Diagram １．CCD Sensor Signal processing ２．Image processing (Image Processor)、３．Video Memory ４．Transport Control ５．USB Control ６．Microcomputer Control -H2-6-...
Page 13: Routine Maintenance
REV0 10.02.15 3 Routine Maintenance 3.1 Maintenance Check List Outlined below are the maintenance items that must be carried out during Routine Maintenance Conduct the Maintenance in the numerical order outlined below Order Item Par t Maintenanc e Ref er enc e Page Per iod Cleanin...
Page 14: Consumables
REV0 10.02.15 3.2 Consumables Outlined below are the consumables that must be replaced during Routine Maintenance Consumable List Order P a r t R e p l a c e m e n t R e f e r e n c e Action Page P e r i o d...
Page 15 3.2 Please refer to 5.3.3 of the Instruction Manual 5.3.3 Consumables Consumables for the OCR Scanner are shown in the table below. N a m e Frequency Supplier R e m a r k s Pick Roller One year or Sales Replaced by (*1)
Page 16: Cleaning The Scanner
REV0 10.02.15 3.3 Cleaning the Scanner Use fresh cleaners (ex. Gauze, Cotton Swab). The use of dirty cleaners may damage the scanner. Please take caution when cleaning the Reader Area (Lower Mirror, Cover Glass, Cover Sheet) The alcohol level of the Ethanol must be 99.5% 3.3.1 Cleaning the Lower Mirror (Front), the Cover Sheet (Front) ①...
Page 17 REV0 10.02.15 Note: ・ When removing the Cover Sheet, hold it firmly to prevent it falling. ・ If the customer is a frequent user, demonstrate it and explain precautions. If the fabric from the gauze is left on the Lower Mirror and the Cover Sheet, it may affect the reader.
Page 18 REV0 10.02.15 3.3.3 Cleaning the Pick Roller, the Separator Roller, the Reverse Roller Cleaning the Pick Roller and the Separator Roller ① Use gauze soaked in ethanol to wipe debris and paper scraps from Pick Roller and the Separator Roller ②...
Page 19 REV0 10.02.15 3.3.4 Cleaning the Drive Roller If the Skew and Block accuracy are out of the specification range, check if there are not any debris or paper scraps on the Drive Roller T1~T7 The Drive Rollers are made from polyurethane rubber Use gauze soaked in ethanol to wipe the debris and paper scraps from the Drive Roller ①...
Page 20 REV0 10.02.15 3.3.7 Cleaning Platen ① Use gauze soaked in ethanol to wipe the ink Platen 3.3.8 Cleaning the Photo Sensor (After cleaning the Photo Sensor, run the Auto Calibration Test) ② Use gauze soaked in ethanol to wipe the tip of the Photo Sensor (Glass Part) Emittor Emittor -H3-8-...
Page 21 REV0 10.02.15 3.3.9 Cleaning the Ultra Sonic Sensor Use brush to clean the dust off of the Ultra Sonic Sensor (Front) 『 Note 』 Do not apply any liquid. Applying resin on the surface of the sensor may change or affecting the performance of the Scanner.
Page 22 REV0 10.02.15 Lens Mirror No.1 Mirror No.2 Mirror Motor Mirror No.3 -H3-10-...
Page 23: Diagnostics
REV0 10.02.15 4 Diagnostics HT-4139 has some features to maintain and diagnose the device. Off Line Test Diagnostics Off Line Test Inline Loop Test Auto Calibration Maintenance Tool 1: Information on Device Operation 2: Firmware Download 3: Load / Save Device Unique Information 4: Memory Dump ★...
Page 24 REV0 10.02.15 4.1 Diagnostic Item for each Operation Refer to the section 4.2 to take a corrective action based on the information described in the table below. I t e m ( A ) I t e m ( B ) C o n t e n t R e f e r e n c e ( S e c .
Page 25 REV0 10.02.15 4.2 The diagnosis order when parts are exchanged Machine failure Replacing Pats Item （（（（（）））））） Off Line Off Line Test Inline Loop Test Host PC 2. 1 3 3 3 2 2 2 4 6.1 Auto Calibration...
Page 26 REV0 10.02.15 Replacement Procedure of MAIN P/K ASSY (CPS619) -1- (1) Before replacement save device unique information by following the procedure described in XXXXX. (2) Power off the device. (3) Replace the MAIN P/K ASSY (CPS619). Refer to “8.3.2 MAIN P/K ASSY (CPS619)” (4) Power on the device.
Page 27: Off Line Operation
REV0 10.02.15 5 Off Line Operation 5.1 Setting Switch Power off the device and then set the rotary switch to 8 or 9. After operations set it zero(0) again. 5.2 Operation Item Operation Item Feature Ref. Chapter Off line Test Scan the test sheets and compare scanned data with the data stored in the device.
Page 28: Off Line Test
REV0 10.02.15 5.3 Off Line Test Operation Power LED Status LED (1) Set the switch 8 and power on the device. At this moment no sheets should be put on the Input Tray (2) When the Status LED blinks slowly put the test sheet (No. 040-7-49 on the Input Tray.
Page 29: Preparation
REV0 10.02.15 6 OCR Scanner Auto Calibration The Auto Calibration checks the Photo Amplifier, the PC22N, the UltraSonic Sensor, the Hardware(Image Distortion Check), and the Sheet feeding speed with one simple operation. *Preparation: You need to have at least 21 Test Sheets (040-7-4) which is included in the device package. 6.1 Procedure for Auto Calibration Run the software “Scanner Maintenance”.
Page 30 REV0 10.02.15 (6) When the left screen pops up, Please add 21 SHEETS OR MORE on the Tray. (7) Press “YES”. “PC22N”, “UltraSonic Sensor”, and “Hardware” Test will Start CAUTION: IF THERE ARE NOT ENOUGH PAPERS ON THE TRAY THE LEFT SCREEN WILL KEEP POPPING UP.
Page 31 REV0 10.02.15 (11) When the Left Screen pops up, set Paper in the PORTRAIT position. (12) Press “Yes”. The “Feeding Speed” Test will Start. CAUTION: MAKE SURE THE DIRECTION OF THE PAPER IS THE SAME AS THE PICTURE BELOW (13) “Feeding Speed” Test is Running (14) When the Left Screen pops up, it will show the Results of the Auto Calibration (15) Scroll down the slide bar and check the results of the...
Page 32 REV0 10.02.15 6.2 Explanation of each Auto Calibration and Corrective Actions Test-1: Auto Calibration of Photo Amplifier G: Gain, L2: Dark Level, L3: Light Level, Ls: Slice Level The “L” is the slice level of light / dark judgment determined by L2 and L3. Check Items Photo Sensor Number Specifications (hex)
Page 33 Test-4: Auto Calibration of Hardware (Image Distortion Check) Read 11 “┃” marks at the top edge of the paper, displays reference values(reference coordinates) and measured values (Sensor coordinates). At the recognition of characters, the marks are used to correct image magnifications (distortion). In case of failure: (1) Understand the issue with the diagnostic results.
Page 34: Maintenance Tools
REV0 10.02.15 7 Maintenance Tools The Maintenance Tool supports several features shown below. (1) Display information on device operation such as the number of sheets that have been fed. (2) Download firmware: (3) Load / Save device unique information of each device (4) Collect information stored in the memory.
Page 35 REV0 10.02.15 -H7-2-...
Page 36 REV0 10.02.15 7.1 Display Information on Device Operation Click the Scanner Utility as follows. ［Start］-[All Programs]-[HT-4139 Image Scanner] Click the [Execute] button in the Scanner Utility dialog. -H7-3-...
Page 37 REV0 2010.02.15 Information on the Device operation will be displayed. ※ The number of sheets fed by Pick roller / Separator roller / Reverse roller will be displayed. ※ Pick roller / Separator roller / Reverse roller NOTE: Refer to the Instruction Manual Chapter 2.6 Scanner Utility for the setting of information on the device operation when you replace rollers.
Page 38: Display Of Firmware Version
REV0 10.02.15 7.2 Download 7.2.1 Display of Firmware Version To display firmware version of the control program. (1) Start command prompt (2) Execute C:\OCR32\DIAG32\OCRDMN32_RMT.exe 12 1 1 (3) Open C: \OCR32\ETC32\RX8_RMTVER.TXT with the Note Pad and confirm. Output date and time Version and create date of ROM Version and create date of the flash memory...
Page 39 REV0 2010.02.15 7.2.2 Scanner Program Download Update the firmware of the device. NOTE: Make sure the download file is correct before downloading. If you download wrong file the device may not work. Save the device unique information before downloading. (1) Save the download file in the disk. (For example: D: \ETC\OCR_RX8F.OCR) (2) Start command prompt (3) Execute C:\OCR32\DIAG32\OCRDMN32_RMT.exe 12 1 2 D:\ETC\OCR_RX8F.OCR...
Page 40: Memory Dump
REV0 10.02.15 7.4 Memory Dump To get information from the memory to analyze problem when something abnormal happens. ［Start］-[All Programs]-[HT-4139 Image Scanner]-Scanner Memory Dump (1)Start command prompt (2)Execute C: \OCR32\DIAG32\OCRDMN32_RMT.exe 12 3 When the dump information is got, OCR8*.DMP in the C: \OCR32\ETC32 folder will be created with the current time when you correct information successfully.
Page 41: Error Information
REV0 2010.02.15 7.5 Reboot To reactivate the device. (1)Start command prompt (2)Execute C:\OCR32\DIAG32\OCRDMN32_RMT.exe 12 4 1 Refer to section 7.6 Error Information if you see C:\OCR32\ETC32\RMTERR.TXT 7.6 Error Information To display the error information. Open C:\OCR32\ETC32\RMTERR.TXT with the Note Pad. Date of Error Command line Error Message...
Page 42 REV0 2010.02.15 7.7 Work Information Viewer (1)Start command prompt or Explore (2)Execute C: \OCR32\DIAG32\WorkinfView_Rx8 Information on the rollers, imprinting, fluorescent lamp, and lighting time will be displayed. If you only refer to the information, click the “Exit” button. If you want to modify the information because of part replacement or other reasons, position the cursor to the cell you want to modify and input new data and then click the “Update”...
Page 43 REV0 2010.02.15 7.8 On-line Diagnostic The on-line diagnostics operated by the host and diagnostic the device condition. The main purpose is to check the device condition after part replacement. The on-line diagnostic support functions shown below. ：Measure amount of skew and variation of skew Skew accuracy measurement...
Page 44 REV0 2010.02.15 Select the diagnosis item and click the “RUN” button. Example of Windows XP will be used for following explanation. (Difference is only layout of screens) -H7-11-...
Page 45 REV0 2010.02.15 7.8.1 Skew accuracy measurement (1) Set 10 test sheets (040 – 7 – 4) on the input tray and click the “RUN” button. CAUTION: MAKE SURE THE ORIENTATION OF THE PAPER IS THE SAME AS THE PICTURE BELOW (2) Click the “Yes”...
Page 46 REV0 2010.02.15 (4) Measurement results of skew will be displayed. (mm) Display “OK” (passed) or “NG” (failed) (5) Click the “Variation of skew(bit) “ for the display of calibration information (6) Click the “Confirmed” button. (7) Return to the dialog (1), and click the “Finish” button.
Page 47 REV0 2010.02.15 7.8.2 Block accuracy measurement (1) Set 10 test sheets (040 – 7 – 4) on the input tray and click the “RUN” button. CAUTION: MAKE SURE THE ORIENTATION OF THE PAPER IS THE SAME AS THE PICTURE BELOW (3) Click the “Yes”...
Page 48 REV0 2010.02.15 (4) Display results after scanning specified number of sheets. (5) Click the “Confirmed” button. (6) Return to the dialog (1), and click the Display of calibration information button. When “NG” is displayed, check below. (1) The sheet is normal? (Not extended or shrunk?) (2) The rollers are not contaminated? (3) If the Pinch Roller is contacting partially? (4) Roller wear of the sheet separation mechanism?
Page 49 REV0 2010.02.15 7.8.3 Scanning accuracy measurement (1) Set 10 test sheets (040 – 7 – 4) on the input tray and specify the ”Scanning mode”, the “Scanning color”, and the “Sheet face for measurement” and then click the “RUN” button. CAUTION: MAKE SURE THE ORIENTATION OF THE PAPER IS THE SAME AS THE PICTURE BELOW...
Page 50 REV0 2010.02.15 (4) Confirm displayed results. Display OK or NG Results of the Automatic judgment is shown like the display at the left. If results shows “NG”, clean the scanning Assy, paper feeding pate and resume scanning. If it is not fixed, check the contents in the box below.
Page 51 REV0 2010.02.15 7.8.4 Display of calibration information Display the results of measurement. (Device unique data) 7.8.4.1 Photo Amplifier (1) Specify parameters and click the “RUN” button. ･Input/Output file name: RX8_GAKU.OCR ･Input mode : OCR Scanner ･Output mode : Not exists [Photo Amplifier] Photo information to detect sheet.
Page 52: Video Amplifier
REV0 2010.02.15 7.8.4.3 VIDEO Amplifier [Video amplifier surface and back] Display of video gain of the CCD sensor NOTE: Gain (Video amplifier gain), ODD(o dd numbers ), EVN (even numbers Display the best gain value for scanning side and scanning color. ･...
Page 53 REV0 2010.02.15 7.8.4.5 Hardware [Hardware surface and back] Information for correction of distortion of the CCDSensor optical systems. NOTE: Recognize 11 marks at the edge of sheets and display the reference value (reference coordinate) and the measurement (sensor coordinate) At recognition of characters it will be used for correction of distortion. If result is “NG”...
Page 54 REV0 2010.02.15 7.8.5 Information Display of Photo / Video / SW / Ultra Sonic Sensor 7.8.5.1 Status of Photo Level / Switch (1) Specify parameters and click the “RUN” button. ･Photo gain：All gain（default）･Lamp mode1：Light on（default））･Lamp mode2：Light off （default）･LED：ON（default）...
Page 55: Video Level
REV0 2010.02.15 7.8.5.2 VIDEO Level (1)Specify parameters and click the “RUN” button. ･Video gain：All gain（default）･Lamp mode1：Light on（default）･Lamp mode2：Light off（default）･Skeet face for measurement：Surface（default）･Sensing direction(Y)：White（default）･Specified step：0（default）･Detection area 1 ~ 7500（default） If necessary, change parameter and perform this. (2)Level of video will be displayed every a few second To fix the screen, click the “Pause”...
Page 56 REV0 2010.02.15 7.8.5.3 Ultra sonic sensor level (1) Confirm the best gain of the Ultra sonic sensor. Refer to “7.8.4.4 Ultra Sonic Sensor” (2) “Level of ultrasonic sensor” in the “Information display of Photo / Video level / SW/ Supersonic sensor”...
Page 57: Mechanical Operation
REV0 2010.02.15 7.8.6 Mechanical operation 7.8.6.1 Motor operation (1)Specify parameters and click the “RUN” button. The specified motor starts rotating with specified mode. To finish the mechanical operation, click the “FINISH” button. #1 Category: Main*/T1/Eject/Pick/ Main+T1+Eject/All #2 Motor Speed: 0.822*/0.547/0.411/0.273 m/s #3 Operation Mode: Continuation*/ interval A/interval B (2)If you want to stop operation, click the “Pause”...
Page 58 REV0 2010.02.15 7.8.6.2 Elevator operation (1)Specify parameters and click the “RUN” button. To finish the elevator operation, click the “FINISH” button. #1Operation Mode: UP/DOWN (Continuation mode)* /UP(F/L） /Position for short feeding(H/P1） /Position for short feeding(H/P2） (2)If you want to stop operation, click the “Pause” button.
Page 59: Gate Operation
REV0 2010.02.15 7.8.6.3 Gate operation (1)Specify parameters and click the “RUN” button. To finish the elevator operation, click the “FINISH” button. #1 Operation Mode: A/R Continuation*/A-Side/R-Side (2)If you want to stop operation, click the “Pause” button. (3)Click the “OK” button. NOTE: Confirm the gate operation -H7-26-...
Page 60 REV0 2010.02.15 7.8.6.4 Paper feeding operation (1)Specify parameters and click the “RUN” button. To finish the elevator operation, click the “FINISH” button. sheets width:2970*、Length:2100* (unit0.1mm) #1 speed: 0.822*/0.547/0.411/0.273 m/s #2 Pause: Accept stacker*/Reject/A･R Alternately #3 Continuous feeding: Not exists*/Exists #4 Pause: Not exists*/Exists #5 Lamp mode1: Light on*/Light off #6 Lamp mode2: Light on/Light off* *:default...
Page 61 REV0 2010.02.15 7.8.6.5 Mirror Motor operation (1)Specify parameters and click the “RUN” button. To finish the elevator operation, click the “FINISH” button. #1: Operation Mode Mirror motor1(surface) / Mirror motor2(back) #2: Sensing direction(Y) White/ Black/ Alternation of black and white #3: Specified step 0 to 99 Normal operation has 4 steps.
Page 62: Calibration Of Scanner
REV0 2010.02.15 7.8.7 Calibration of Scanner This is the same as “OCR Scanner Auto calibration” in the chapter 6. -H7-29-...
Page 63 REV0 2010.02.15 -H7-30-...
Page 64: Replacing Parts
REV0 10.02.15 8 Replacing Parts When Replacing the parts, please wear a wrist band as a counter measure against static CAUTION electricity (Please follow the instructions outlined in Section 4.2) Please follow the municipal by-laws, or regulations when disposing parts 8.1 Preparation Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal...
Page 65: Back Cover
REV0 10.02.15 ■ Main Cover (R) Push the Main Latch Button to open the Top Washer faced ① heads screw Cover. ② Unscrew 4 washer faced heads as shown in the left picture ③ Remove the Main Cover (R) by pulling in the direction of the arrow Main Cover（R）...
Page 66 REV0 10.02.15 8.2 Replacing Parts 8.2.1 Raplacing the Pick Unit, the Separator Roller, the Pick Roller, the Separator Clutch, the Oiles Drymet LF, the Oiles Bush, the Washer 1, the Washer 2, the Gear (S-P), and the Pick Gear For instructions, please refer to “Chapter 2.7 Replacing the Roller” of the instruction manual to learn how to replace the Roller.
Page 67 REV0 10.02.15 ■ Replacing the Pick Driver Gear 2 ① Remove the Main Cover (L). For instructions, please refer to “8.1 Preparation” ② For instructions, please refer to “8.3.7 Replacing the Hopper ASSY” and remove the Hopper Cover ASSY and the Hopper ③...
Page 68 REV0 10.02.15 ④ Loosen 2 washer faced heads screw and pull the Lamp Bracket in the direction shown below. Remove Fluorescent Lamp from the lamp socket. ⑤ Replace the Fluorescent Lamp Caution: Do not use force to lift the Fluorescent Lamp. To attach the Fluorescent Lamp, push in the Fluorescent Lamp and place the Lamp Heater over it.
Page 69 REV0 10.02.15 ② Check if there is no space between the Fluorescent Lamp and the Lamp Heater (For instructions, please refer to exhibit C) good example bad example Lamp Heater Lamp Heater ③ Check if the Fluorescent Lamp and the Lamp Heater is parallel. good example (E) bad example Clip...
Page 70 REV0 10.02.15 8.2.4 Replacing the Fluorescent Lamp (Back Side) CAUTION：Wear gloves during this procedure; To prevent injury from broken Fluorescent Lamp To prevent the Fluorescent Lamp from being dirty ① Remove the Main Cover (L). For instructions, please refer to “8.1 Preparation” ②...
Page 71 REV0 10.02.15 ＊Caution when replacing the Fluorescent Lamp If you do not attach the lamp heater properly, the device may get damages and cause errors. Read the below warning when going through the procedures If there is an error in the light density, check if all procedures were performed correctly Caution: Make sure the Fluorescent Lamp and the Lamp Heater are positioned closely The Lamp Heater heats up the Fluorescent Lamp and balances the light density.
Page 72 REV0 10.02.15 ③ Check if the Fluorescent Lamp and the Lamp Heater is parallel. good example (E) bad example Clip Clip Uneven Parallel Clip Clip Lamp Heater ④ Checking the Temperature Fuse Check if the pins (5-A~5-B and 6-A~6-B) on connector J83 are maintaining the normal level. If the connector is disconnected, make sure to replace Lamp ASSY （F）...
Page 73: Replacing Maintenance Parts
REV0 10.02.15 8.3 Replacing Maintenance Parts After procedure, make sure to follow the steps in 4.2 8.3.1 Replacing the PS ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), Long-nose Pliers ① Remove, the Top Cover, the Main Cover (L) (R), the Side Cover (L) (R), and the Back Cover For instructions, please refer to “8.1 Preparation”...
Page 74 REV0 10.02.15 8.3.2 Replacing the MAIN P/K ASSY (CPS619 P/K Tools Needed: Magnetic Philips Screwdriver (No.2) (No.2) ① Remove the Top Cover, the Main Cover, (L) (R), the Side Cover (L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ②...
Page 75 REV0 10.02.15 8.3.3 Replacing the DRV P/K (CPS614 P/K) Tools Needed: Magnetic Philips Screwdriver (No.2), Box-wrench（5.5mm） ① Remove the Top Cover, the Main Cover (L) (R), the Side Cover (L) (R), and the Back Cover For instructions, please refer to “8.1 Preparation” ②...
Page 76 REV0 10.02.15 8.3.4 Replacing the SS P/K ASSY (CPS618 P/K) Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover (L), (R). For instructions, please refer to “8.1 Preparation” ② Unscrew 4 bind-head screws on the Eject Guide. For instructions, please refer to “8.3.5 Replacing Scanner ASSY” ③...
Page 77 REV0 10.02.15 CAUTION CAUTION CAUTION CAUTION When connecting the mirror motor connector, make sure 8.3.5 Replacing the Scanner ASSY to connect it straight into the device. Tools Needed: Magnetic Philips Screwdriver (No.2) Disconnect it straight make sure to connect it straight into the device Bind-heads screw ①Remove the Main Cover (L), (R) Side Cover (R).
Page 78 REV0 10.02.15 Bind-head ⑪ Unscrew 2 bind-head screws on the Scanner screw ASSY ⑫ Disconnect connector (J38) attached to the CCD Sensor Connector (J40F) and the Main P/K ASSY (CPS619 P/K) and remove Scanner ASSY. Scanner ASSY For instructions, please refer to “8.3.3 Replacing the DRV P/K (CPS614 P/K)”...
Page 79 REV0 10.02.15 8.3.6 Replacing the SS-Sensor (Ultra Sonic Sensor) Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover (L), the Side Cover (R). For instructions, please refer to “8.1 Preparation” ② Unscrew 2 screws on the Main Button ASSY and remove the Main Button ASSY. ③...
Page 80 REV0 10.02.15 8.3.7 Replacing the Hopper ASSY Tools Needed: Magnetic Philips Screwdriver (No.2) ① Unscrew 2 washer-faced heads and remove the Hopper Cover ② Loosen 1 bind-head screw on the Hopper ASSY ③ Lift the Hopper ASSY, and pull out the Hopper ASSY ④...
Page 81 REV0 10.02.15 8.3.8 Replacing the Stacker Tools Needed: Magnetic Philips Screwdriver(No.2) countersunk screws ① Unscrew 3 countersunk screws from the R R Stacker Stacker. ツメ A Stacker ② Remove the Stacker by pulling it up. ③ Loosen 1 bind-head screw on the Stacker Guide, and remove the Stacker Guide ④...
Page 82 REV0 10.02.15 8.3.9 Replacing the Imprinting Head Assembly Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Main Cover (L) (R), the Side Cover (L) (R), the Back Cover. For instructions, please refer to “8.1 Preparation”. Unscrew 4 bind-head screws on the Eject Guide, and remove the Eject Guide. For instructions, please refer to “8.3.5 Replacing Scanner ASSY”...
Page 83 REV0 10.02.15 CAUTION CAUTION CAUTION CAUTION 8.3.10 Replacing the Scanner ASSY When connecting the Mirror Motor connector, make sure to connect it straight into the device Disconnect 真直ぐに挿抜 it straight Connector Connector Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Side Cover (L) (R). For instructions, please refer to “8.1 Preparation” ②...
Page 84 REV0 10.02.15 8.3.11 Replacing the Lamp Inverter (Front) Tools Needed: Magnetic Philips Screwdriver (No.2) Bind head screw #64 LAMP INVERTER ① Remove the Main Cover (L) (R). For instructions, please refer to “8.1 Preparation” ② Unscrew 4 bind-head screws on the Eject Guide and remove the Eject Guide.
Page 85 REV0 10.02.15 8.3.13 Replacing the Lower Mirror ASSY Tools Needed: Magnetic Philips Screwdriver(No.2) ① Remove the Main Cover (L). For instructions, #40 Lower Mirror ASSY please refer to “8.1 Preparation” ② Slide and pull the Lower Mirror ASSY ③ Take the reverse steps to attach the Lower Mirror ASSY.
Page 86 REV0 10.02.15 8.3.14 Replacing the Cover sheet assembly and the Cover glass assembly #15 Coversheet ASSY Removing the Cover Sheet ① Hold the Cover sheet with your right hand, and use your left finger to slide the sheet in the direction of the arrow.
Page 87: Replacing The Drive Roller
REV0 10.02.15 8.3.15 Replacing the Drive Roller Tools Needed: Magnetic Philips Screwdriver、 Long Nose Pliers、E-ring Removal ① Remove the Main Cover (L) (R), the Side Cover (L)(R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ② Remove the Hopper ASSY. For instructions, please refer to “8.3.7 Replacing Hopper ASSY” ③...
Page 88 REV0 10.02.15 ⑪ Loosen the screw on the Stepping Motor and remove the MXL Belt. (For instructions, please refer to Chapter 9-1 tension of the Motor Belt) #46 MXT Belt T1 Motor adjustment screw Side view(Left) ⑫ Remove the Stopper Ring from the T1 Driver Roller. Slide it to the right and remove it. #67 Drive Roller（M）...
Page 89 REV0 10.02.15 -H8-26-...
Page 90 REV0 10.02.15 8.3.16 Replacing the Reverse ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Hopper ASSY. For instructions, please refer to “8.3.7 Replacing the Hopper ASSY” ② Unscrew 2 bind-head screws on the Front Guide, and remove the Front Guide. Front Guide Bind-head screw...
Page 91 REV0 10.02.15 ⑤ Take the reverse steps to attach the Reverse ASSY ⑥ After replacing the Reverse ASSY, For instructions, please refer to “9.4 Checking the Reverse Roller Pressure” and check the pressure. -H8-28-...
Page 92 REV0 10.02.15 8.3.17 Replacing the Slide Countersunk ASSY Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Top Cover . For instructions, please refer to “8.1 Preparation” （Keep the Top Cover open） ② Unscrew and replace 2 bind-head screws on the Slide Plate ASSY Bind-head screw #95 Slide Plate ASSY 8.3.18 Replacing the Main Button...
Page 93 REV0 10.02.15 8.3.19 Replacing Latch hook (MF) ASSY, Latch hook (MR) ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), grease ① Remove the Side Cover (L) (R). For instructions, please refer to “8.1 Preparation” （Keep the Top Cover open） ② Unscrew the bind-head screw on the Latch hook (MF) ASSY and Latch hook (MR) ASSY. #94 Latch hook（MR）ASSY grease Bind-head screw...
Page 94 REV0 10.02.15 8.3.20 Replacing the Panel Tools Needed: Magnetic Philips Screwdriver (No.2), Long-nose Pliers ① Remove the Top Cover, the Main Cover (L)(R), and the Side Cover(L) (R). For instructions, please refer to “8.1 Preparation” ② Remove the Package Cover by unscrewing 4 bind-head screws and disconnecting connector J7. ③...
Page 95 REV0 10.02.15 8.3.21 Replacing the Detection Units ■ Replacing the Sensor (PC11 Emission) and Photo Micro Sensor(L/L Sensor) ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), Long-nose Pliers ⑧Remove the Top Cover, the Main Cover (L)(R), the Side Cover(L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation”...
Page 96 REV0 10.02.15 ■Replacing the Sensor (PC20 Emission), Reflection Sensor(PC21,PC31), PC22 ASSY, Cover (PC22)K Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover (L)(R), the Side Cover(L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ②...
Page 97 REV0 10.02.15 ■ Replacing the Sensor (PC52 Emission）））） Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Top Cover, the Main Cover (L)(R), the Side Cover(L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ②...
Page 98 REV0 10.02.15 ■ Replacing the Reflection Sensor（（（（ PC43）））） Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Top Cover, the Main Cover (L)(R), the Side Cover(L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ②...
Page 99 REV0 10.02.15 ■ Replacing the Prism Replacing the Prism Replacing the Prism Replacing the Prism（（（（ PC41 PC41 PC41）））） PC41 Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover (L)(R). For instructions, please refer to “8.1 Preparation” ②...
Page 100 REV0 10.02.15 ■ Replacing the Prism (PC21 Sensor), the PC 22 ASSY (PC22 Sensor), the Prism (PC31 Sensor) Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover, the Side Cover, and the Back Cover. For instructions, please refer to “8.1 Preparation”...
Page 101 REV0 10.02.15 ■ Replacing the Sensor (PC11 Sensor), and (PC20 Sensor) Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Main Cover, the Side Cover, and the Back Cover. For instructions, please refer to “8.1 Preparation” ② Remove the Guide (Lower Mirror), the Cover Sheet. For instructions, please refer to “8.3.13 Lower Mirror ASSY”...
Page 102 REV0 10.02.15 8.3.22 Replacing the R SOL ASSY Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove Main Cover(R). “For instructions, please refer to “8.1 Preparation” ② Disconnect the G SOL connector ③ Unscrew 1 screw between the R SOL ASSY and the Gate Shaft. ④...
Page 103: Replacing The Gas Spring
REV0 10.02.15 8.3.23 Replacing the Gas Spring Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal , Long Nose Pliers ① Remove the Main Cover, the Side Cover(L) (R), and the Back Cover. For instructions, please refer to “8.1 Preparation” ② Remove the MAIN P/K ASSY (CPS619 P/K). (When replacing the Gas Spring on the right side of the device) For instructions, please refer to “8.3.2 Replacing the Main P/K ASSY (CPS619 P/K) ③...
Page 104: Replacing The Stepping Motor
REV0 10.02.15 8.3.24 Replacing the Stepping Motor Tools Needed: Magnetic Philips Screwdriver (No.2) ■ Stepping Motor: Please refer to “Parts Catalog Fig5 (13)” ■ T1 Stepping Motor, Main Stepping Motor: Please refer to “Parts Catalog Fig4 (29)” ■ Elevator Stepping Motor: Please refer to “Parts Catalog Fig4 (18)” ■...
Page 105 REV0 10.02.15 8.3.25 Replacing the Soft Absorber Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Hopper ASSY. For instructions, please refer to “8.3.7 Replacing the Hopper ASSY” ② Unscrew 2 screws from the Front Guide. For instructions, please refer to “8.3.16 Replacing the Reverse ASSY” ③...
Page 106 REV0 10.02.15 8.3.26 Replacing the Elevator ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Side Cover (L) (R). “For instructions, please refer to “8.1 Preparation” ② Remove the Gear (ELE Shaft) from the device. For instructions, please refer to “8.3.28 Replacing the Gear (ELE Shaft)”...
Page 107 REV0 10.02.15 8.3.27 Replacing the Gate Shaft ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Main Cover (L) (R). For instructions, please refer to “8.1 Preparation” ② Unscrew 1 bind-head screw on the Gate Shaft. For instructions, please refer to “8.3.22 Replacing the R SOL ASSY”...
Page 108 REV0 10.02.15 8.3.29 Missing Number 8.3.30 Replacing the T1 Pinch Roller Tools Needed: Magnetic Philips Screwdriver (No.2) ① Open the Pick (U) Cover and remove the Pick Unit ASSY from the device ② Unscrew 2 bind-head screws and remove the T1 Pinch Roller ASSY from the device ③...
Page 109 REV0 10.02.15 8.3.31 Replacing the 2 GT Pulley Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Top Cover and the Main Cover (R). For instructions, please refer to “8.1 Preparation” ② Remove the E-Ring(TW004) Stopper and remove the 2GT Belt ③...
Page 110: Replacing The Dc Motor
REV0 10.02.15 8.3.33 Replacing the DC Motor Tools Needed: Magnetic Philips Screwdriver (No.2) ① Read “8.3.9 Imprinting Head ASSY” ①～⑥and remove the Imprinting Head ASSY. ② Unscrew 2 bind-head screws from the Ribbon Holder ③ Unscrew 2 bind-head screws from the DC Motor and remove the DC Motor ④...
Page 111 REV0 10.02.15 8.3.34 Replacing the DC Fan Tools Needed: Magnetic Philips Screwdriver (No.2) ■ Replacing the Package Cover DC Fan ① Read “8.3.2 Replacing Main P/K ASSY (CPS619 P/K)” ①～④and remove the Package Cover. ② Unscrew 2 screws on the DC Fan and Disconnect the connector J7. Remove the DC Fan from the device. ③...
Page 112: Anti-Static Brush
REV0 10.02.15 8.3.36 Anti-Static Brush Tools Needed: Magnetic Philips Screwdriver (No.2) ■ Replacing the Anti-Static Brush on the Top Guide ① Remove the Top Cover. For instructions, please refer to “8.1 Preparation” ② Remove and replace the Anti-Static Brush on the Top Guide ③...
Page 113 REV0 10.02.15 8.3.38 Replacing the Reverse Cover ASSY Tools Needed: Magnetic Philips Screwdriver (No.2), E-ring Removal ① Remove the Hopper ASSY from the device. For instructions, please refer to “8.3.7 Replacing the Hopper ASSY” ② Unscrew 2 bind-head screws from the Front Guide and remove the Front Guide. Front Guide Bind-head screw...
Page 114 REV0 10.02.15 ⑤ After attaching the Reverse Cover ASSY, check the surface of the Front Guide ASSY. If it is leaning towards direction A, adjust it so it goes towards B (Shown below) Warp of this direction (B) is OK Check flatness with a scale Warp of this direction(A) is Not good...
Page 115 REV0 10.02.15 Take the reverse step for assembly ④ 8.3.40 Replacing the F/L Sensor Caution: Make sure to attach the Sensor properly. It may be the cause of errors Pick(Ｕ)Cover Tools Needed: Magnetic Philips Screwdriver (No.2) ① Remove the Pick Unit ASSY and the Pick (U) Cover.
Page 116 REV0 10.02.15 8.3.41 Mechanism (M) ASSY Cable Routing Tools Needed: Magnetic Philips Screwdriver (No.2) ■ The Routing Plan when Replacing the Scanner ASSY #26 SS P/K ASSY (CPS618 P/K) #64 LAMP INVERTER SS-Sensor Cable Motor Cable M1-ASSY Cover 【】 CAUTION Check cable route “8.3.4”...
Page 117: Checking The Tension Of The Belt
REV0 10.02.15 9 Adjusting 9.1 Checking the Tension of the Belt Check the belt tension when replacing the Belt or the Motor. Tools Needed: Magnetic Philips Screwdriver (No.2), ● Break Motor Tension Gauge σ #50 2GT Belt (BRAKE) ℴ =2mm P= 1.2~2.4N Adjust the tension by screw.
Page 118 REV0 10.02.15 ● T1 Motor ℴ =2mm P= 0.9~2.1N Adjust the tension by screw. ● Main Motor ℴ =2mm P= 0.9~2.1N Adjust the tension by screw. Side view Side view ( ( ( ( Right) Side view Side view Right) Right) Right) #46 MXL Belt (T1)
Page 119 REV0 10.02.15 9.2 Checking the Upper Guide Gap Check the Guide Gap when replacing the Latch parts. Tools Needed: Magnetic Philips Screwdriver (No.2), Thickness gauge ● Upper Guide Gap Make sure the Upper Guide is touching the Lower Guide bump If it is not touching the bump adjust the Latch Hook (MF) ASSY Upper Guide Measurement point...
Page 120 REV0 10.02.15 ● Head Gap ◎Part ℴ =0.4~0.9mm Side view ( ( ( ( Left Side view Left) ) ) ) Side view Side view Left Left #15 Cover Sheet ASSY Roller Main Base (R) #40 Lower Mirror ASSY Measure with the thickness gauge Main Base (L) 9.3 Checking the Interlock Switch (INL ASSY) Check the interlock switch when replacing it is replaced.
Page 121 REV0 10.02.15 9.4 Checking the pressure of the Reverse Roller Tools Needed: Magnetic Philips Screwdriver (No.2), Metric Ruler, Tension Gauge 9.4.1 Checking the pressure of the Reverse Roller Check the pressure of the Reverse Roller when replacing the Reverse ASSY and the Soft Absorber ①...
Page 122 REV0 10.02.15 9.5 Adjusting the Imprinting Gap Check the Imprinting Gap when replacing the Imprinting Head Tools Needed: Magnetic Philips Screwdriver (No.2), Thickness gauge Bearing #108 DC Motor(NMB) Platen Roller #17 Imprinting head ASSY #107 Imprinting head Replacing the Imprinting Head ASSY ①...
Page 123: Side View
REV0 10.02.15 9.6 Checking the pressure of the Reverse Roller Take the following steps to check the pressure of the Reverse Roller. Tools Needed: Tension Gauge Open the Pick (U) cover and check the position of the hook on the Pick Spring. The position is shown in the picture below.
Page 124 REV0 10.02.15 9.7 Adjusting the Ribbon Holder Tools Needed: Magnetic Philips Screwdriver (No.2) Take the following steps to construct the Ribbon Holder. #108 DC Motor Bind-head screw x2 #106 Gear(NMB) Ribbon Holder Bind-head screw x2 ① Loosen 2 bind-head screws on the Ribbon Holder and remove the Ribbon Holder Ribbon Holder ②...
Page 125 REV0 10.02.15 ③ Push the Ribbon Holder in the direction of the arrow and unscrew 2 bind-head screws ④ 【Important】Make sure the Gear is positioned in the ⑤ Make sure the Ribbon Cassette is firmly inserted into middle of the Ribbon Holder. the Ribbon Holder #106 Gear (NMB) Ribbon Holder Hole...
Page 126 Appendix A A-1 Maintenance Tools for HT4139 Tool Name Specification Purpose Magnetic Philips Screwdriver No.2 Attach / Remove parts E-ring Removal E-ring(Diameter): Remove Drive E-ring 5.0~11.0mm Long-nose Pliers Replace Drive Roller Box-wrench 5.5mm Replace Drive P/K Tension Gauge 500g (5N) Adjust belt tension Minimum scale value: 10g (0.1N) Range of use: 100 - 400g (1N - 4N)

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Hitachi HT-4139-28 Maintenance Manual

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