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Diagraph I.V./700 Service Manual

Diagraph ink jet printer service manual
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5750-212
Revision A
Page 1
5750-212
Revision A
I.V./700
Ink Jet Printer

Service Manual

The information contained in this manual is
correct and accurate at the time of its publi-
cation. Diagraph reserves the right to change
or alter any information or technical specifi-
cations at any time and without notice.
© 1999 Diagraph, Inc. All rights reserved.
Printed in the United States of America

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Summary of Contents for Diagraph I.V./700

  • Page 1: Service Manual

    Service Manual The information contained in this manual is correct and accurate at the time of its publi- cation. Diagraph reserves the right to change or alter any information or technical specifi- cations at any time and without notice. © 1999 Diagraph, Inc. All rights reserved.

  • Page 2: Table Of Contents

    5750-212 Revision A Page 2 Basics TABLE OF CONTENTS Basics ............2 Product Specifications ........3 Components ..........4 Keypad Assignments........5 Troubleshooting ........17 Keystrokes with Command Prompts..... 6-11 Maintenance ..........Service Parts .......... 29 Loading Ink ........12 Purging All Channels ......

  • Page 3: Product Specifications

    Two with up to .75 in max. read distance Ink Compatibility All inks are miscible, water-based, nonflammable and odorless I.V./700 type inks contain no chemicals reportable under SARA section 313. These inks meet CONEG legislation for printing onto Ink Compliance packaging components.

  • Page 4: Components

    5750-212 Revision A Page 4 I.V./700 Components...

  • Page 5: Keypad Assignments

    5750-212 Revision A Page 5 Keypad Assignments DISPLAY 1 Two-line, twenty character per line, liquid crys- tal display (LCD). LEDs 2 Power LED; lit when the printer has power. 3 Photo-eye LED; on while a product passes by. 4 Print LED; lit when the printer is in print mode. 5 Ink out LED;...
  • Page 6 5750-212 Revision A Page 6 Initializing the Keystrokes & Controller CommandPrompts system Self Test Passed User Initializing Select Language 1-English 2-Español 3-Deutsch 4-Français 5- Italiano 6- Suomi 7- Nederlands 8- Svenska 9-Português A-Norsk Set Date YYYY / MM / DD 1-No 2-Yes 1997 Set Time...
  • Page 7 5750-212 Revision A Page 7 Setting variables through the Set-Up Menu YYYY / MM /DD Set-Up 1-Date 1997 menu Set-Up Menu Expiration Days 2-Expiration Date 0000 Set-Up Menu HH : MM PM/AM 3-Time 00 : 00 Set-Up Menu Set Shifts (1-6): Start: Shift Name: 4-Work Shifts...
  • Page 8 1997 / 02 / 17 2-Date Information 12:32:49 3-Time Information Print Speed: 4-Print Speed 40ft/min Information Item Count: 5-Item Count 000000 Information Ver. E 1.90 6-Version Information Call your 7-Support/Supplies Diagraph Distributor Printing a message 1-Print Name:DIAGRAPH 2-Cancel Print DIAGRAPH<...

  • Page 9: Editing A Message

    5750-212 Revision A Page 9 Editing a message 1-New Message Enter Message Name Editing... 1-Save:DD 2-Edit Message DD< DIAGRAPH< 2-Cancel Changes: DD 2-Edit Message 2-Cancel Changes: DD 3-Delete Message 3-Edit: DD 1-New Message Name:DD Editing... 1-Save:DD 2-Edit Message DIAGRAPH< DIAGRAPH<...
  • Page 10 5750-212 Revision A Page 10 Placing the time in a message Editing... Editing... DD< DD{13:49}< hh:mm DD{13:49}< hhmm DD{1349}< hh:mmAM/PM DD{13:49PM}< DD{13}< DD{49}< AM/PM DD{PM}< (1:AM/2:PM) DD{2}< Placing the date in a message Editing... Editing... DD< DD{02/17/97}< MM/DD/YY DD{02/17/97}< DD/MM/YY DD{17/02/97}<...
  • Page 11 5750-212 Revision A Page 11 Placing the date in a message Editing... Expiration Days Editing... DD< 0030 DD{19/03/97}< XDD/MON/YY DD{19/MAR/97}< XMM/DD/YY DD{03/19/97}< XDD/MM/YY DD{19/03/97}< XMON YY DD{MON 97}< DD{19}< XMON DD{MAR}< DD{03}< DD{97}< XYYY DD{1997}< DD{11}< XDDD DD{078}< DD{C}< Purging all channels in the system Hold for Long...
  • Page 12 Revision A Page 12 Maintenance Loading Ink Even when the can is empty, the I.V./700 has enough ink in its delivery system to print 400 to 1000 characters after the ink low light begins to flash. 1 Unscrew the old can and set aside.

  • Page 13: Purging All Channels

    5750-212 Revision A Page 13 Purging All Channels Purge the printer at the start of the workday. 1 Hold a disposable towel in front of the printhead. 2 Press PURGE. The printhead will expel ink for approximately two seconds. Continue to press PURGE if you a want a long purge of ink.

  • Page 14: Purging With Conditioner

    5750-212 Revision A Page 14 Purging with Conditioner Extended shutdowns of a week or more will require purging the printhead with conditioner. 1 Remove the ink canister and attach a canister of conditioner. 2 Hold a disposable towel in front of the printhead.

  • Page 15: Purging Individual Channels

    5750-212 Revision A Page 15 Purging Individual Channels Purge a single channel when a dot is missing or undersized. 1 Press and hold ALT and PURGE. 2 Press the corresponding numeric key to select a channel to purge. 3 Hold a disposable towel in front of the printhead.

  • Page 16: Adjusting Screen Contrast

    5750-212 Revision A Page 16 Adjusting the Screen Contrast You can change the contrast on the LCD by using the UP and DOWN arrows with the ALT key. 1 Press and hold ALT and the DOWN arrow. Hold for at least five seconds. The screen contrast will gradually dim.
  • Page 17 (1) Not Printing ........18 Troubleshooting (2) Unsatisfactory Print ......21 Problems with the I.V./700 divide into three (3) Satisfactory Print but with Problems ..25 areas: (1) the unit is not printing; (2) the unit is Hardware Block Diagram ......26 printing but the results are unsatisfactory;...

  • Page 18: Setting The Print Speed

    (P/N 5750-208E for Euro- pean units and 5750-208A for Asian units). ing for the replacement driver board by con- figuring the I.V./700 so that it operates in The I.V./700 is not printing, the print fixed speed mode and fixed direction (see Con- mode LED is on, and the photosensor troller directions below).
  • Page 19 5750-212 Revision A Page 19 The I.V./700 is not printing and the The I.V./700 is not printing but all LED ink LED is flashing. Why? signals are normal. Why? The printer is out of ink. Replace the old ink Address the simplest possibility first: is the can with a new can.
  • Page 20 5750-212 Revision A Page 20 The I.V.700 is not printing even though The I.V./700 is not printing and ALL all of the LED's are working normally. the LEDS are blinking. Why? Remove the four Phillips screws from the con- A short-circuit has occurred. To determine...
  • Page 21 Page 21 (2) Unsatisfactory Print The easiest way to approach any printing problem The I.V./700 is printing normally but it's the wrong message. Why? is to reset the printer to its factory defaults and then print the default "DIAGRAPH" message. This The wrong message has been selected to print.
  • Page 22 If the controller board performs according Q11 The I.V./700 is printing the correct mes- to specifications, take readings on the out- sage but one or more rows of ink dots puts of the printhead driver board. If the...
  • Page 23 5. Install the new can of ink into the control- orifice remains blocked. Remove the obstruc- ler recepticle. tion with a broach Kit (P/N 1902-857, shown 6. Power ON the I.V./700 and wait for a menu below). to appear. Q12 The I.V./700 is printing the correct 7.

  • Page 24: First Dot Adjustment

    5750-212 Revision A Page 24 Q13 The I.V./700 is printing the correct mes- Adjust the size of the first printed dots by sage but the characters are out of po- following the directions below. sition and there are a lot of extra dots.

  • Page 25: Other Problems

    Yes. A few drops of ink may accumulate each time the ink can is changed, eventually build- No. Never shake a can of Diagraph ink. The ink ing up if not cleaned away. in the can is actually in a bag that is attached to the fitting at the top of the can.
  • Page 26 5750-212 Revision A Page 26 Hardware Block Diagram HBD1...
  • Page 27 5750-212 Revision A Page 27 Oscilloscope Plot of Driver Board 15 V Output Veritcal Setting: 5.0 VDC per division Horizontal Setting: 50 microseconds per division...
  • Page 28 5750-212 Revision A Page 28 Oscilloscope Plot of CPU Board 5 V Output Veritcal Setting: 2.0 VDC per division Horizontal Setting: 50 microseconds per division...
  • Page 29 5750-212 Revision A Page 29 Parts Drawings General Assembly ........30 Controller Assembly ........31 Printhead Assembly ........32...
  • Page 30 5750-212 Revision A Page 30 Modular Parts Kits...
  • Page 31 5750-212 Revision A Page 31 Controller Assembly...
  • Page 32 5750-212 Revision A Page 32 Printhead Assembly...
  • Page 33 5750-212 Revision A Page 33 Test Results Declaration of Conformity ......34 Inchscape Testing Services ......35...
  • Page 34 5750-212 Revision A Page 34...
  • Page 35 5750-212 Revision A Page 35...
  • Page 36 5750-212 Revision A Page 36 Appendix A Service Parts Instructions 5750-199N Modular Printhead ..... 37 5750-201N Controller ......... 41 5750-113N Power Supply ......44 5750-125N Tubing Kit ......... 45 5750-117N & 118N Firmware ...... 46 5750-183N External Photosensor ....48 1902-857N Broach Kit ........
  • Page 37 1 Secure the printhead in its bracket with the four- prong knobs at [A]. 2 Connect the ink line from the I.V./700 control- ler to the ink fitting at [B]. 3 Connect the signal cable from the I.V./700 con- troller to the printhead at [C].
  • Page 38 5750-212 Revision A Page 38 4 Type the value from the bottom of the label iden- tified as "Column Dot =". Press Enter. 5 Press SET-UP then J. The LCD will show "Dot: 1". The controller is waiting for a dot diameter value for the dot from the first valve in the print- head.
  • Page 39 9 Press SET-UP. The LCD will ask if you want to keep the "Factory Setting Y/N?" Select "1-NO." When you select NO, the I.V./700 remembers the new dot diameter value only until the next initialization. By running print samples and altering the diameter of a single dot, you can make that single dot match the appearance of the other dots.
  • Page 40 Wait the time designated in step 5, then print a message. If the print is satisfactory, unplug and replug to set the I.V./700 in print mode. If the print is unsatisfactory reset the first dot by repeating this procedure (C8) and run another sample. Repeat until you achieve a satisfactory first print.
  • Page 41 5750-212 Revision A Page 41 5 7 5 0 - 2 0 1 N I . V . / 7 0 0 C o n t r o l l e r Materials Required Contents Clean wipes 1 Controller Assembly 1 Instruction set Record the Printhead Settings Replacing the controller will eliminate all message...
  • Page 42 "INCHES" or "METERS." After this choice, "Diagraph Corporation" prompt will confirm proper operation. the I.V./700 controller will automatically reboot and display the print screen. 6 Press a clean wipe against the face of the print- head and press PURGE [F].

  • Page 43: Tified As "Column Dot =". Press Enter

    Press ENTER The next instructions cover transferring the when done. Repeat this operation for all seven previously recorded values to the I.V./700 control- valves. ler. The "chart" in these instructions is the one 7 After typing the label value for dot 7, press SET- filled in on page 1 of these instructions.
  • Page 44 5 7 5 0 - 1 1 3 N I . V . / 7 0 0 P o w e r S u p p l y Contents 1 I.V./700 Power Supply 5750-113 1 Instruction Sheet 5750-113N Tools None required.
  • Page 45 5 7 5 0 - 1 2 5 N Typical Installation This tubing kit enables you to replace a damaged ink line segment between an I.V./700 controller and an I.V./700 printhead. The illustration above shows a typical installation. Installation Notes _Unscrew the ink can from the controller and set aside before starting the ink line replacement.
  • Page 46 5750-212 Revision A Page 46 I . V . / 7 0 0 5 7 5 0 - 1 1 7 N & 1 1 8 N F i r m w a r e WARNING: ESD SENSITIVE DEVICE. OBSERVE PRECAUTIONS. Use anti-static protection throughout these procedures.

  • Page 47: Select 2-Yes

    8 Press Set-Up then K. The LCD will show "1st Dot Setting Language, Time, Date and Units Time:000 sec" Accept this default time by press- The first time you plug in the I.V./700 with new ing ENTER. firmware, you must select the language, time, date 9 The LCD will display "1st Dot Adjust.: 1."...

  • Page 48: Instruction Sheet

    Page 48 I.V./700 External Photosensor 5 7 5 0 - 1 8 3 N These instructions cover the configuration of the I.V./700 ink jet printer with the external photosensor. Contents External Photosensor [1] and bracket [2] 5750-113 Photosensor/Controller Cable [3]...

  • Page 49: Release The Keys When The Lcd Shows "Informa- Tion

    Print Speed: THIS MENU option if you are using the standard 040.0 ft/min I.V./700 and its built-in photosensors. Start by unplugging the I.V./700 7 Type in a print speed and press ENTER. The LCD 1 Press and hold ALT and INFORMATION.
  • Page 50 5750-212 Revision A Page 50 I . V . / 7 0 0 B r o a c h K i t 1 9 0 2 - 8 5 7 N Contents 1 Broach & Cardboard Tube 1902-857 1 Instruction Sheet 1902-857N Tools Conditioner, Wipes, Flashlight...

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