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4076-0XX

Diagnostic Information

13

Operator Panel Service Check

FRU OR PROCEDURE

ACTION

1

Power Supply

Disconnect J11 from the system
board and check the following volt-
ages on the power supply cable:

J11-1 to GND = +5V dc
J11-3 to GND = +24V dc

If you do not have correct voltage,
replace the power supply. Be sure to
unplug the machine before you recon-
nect the power supply to the system
board.

2

System Board

Turn the printer on. Check for +5 V dc
at test point CE/TP near the operator
panel connector on the system board

3

Operator Panel Cover

The operator panel cover actuates
the operator panel sensor on the
operator panel. Check the cover for
any broken parts. Check the operator
panel sensor for dirt.

4

Operator Panel Card
Operator Panel Cable

Check the operator panel cable for
continuity. If the cable is good,
replace the operator panel. If the
symptom remains, replace the sys-
tem board.

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Содержание ExecJet II 4076

Страница 1: ...t IIc Lexmark and Lexmark with diamond design are trademarks of Lexmark International Inc registered in the United States and or other countries Table of Contents Index Safety and Notices Trademarks S...

Страница 2: ...requests for publications should be made to your point of purchase Comments may be addressed to Lexmark International Inc Department D22A 035 3 740 New Circle Road Lexington Kentucky 40550 U S A Lexma...

Страница 3: ...Transport Problems 9 Service Checks 11 Envelope Feed Service Check 11 First Print Line Service Check 11 Maintenance Station Service Check 12 Operator Panel Service Check 13 Paper Feed Service Check 14...

Страница 4: ...g Removal 37 Exit Roller Assembly Removal 37 Eprom Removal 37 Feed Arm Assembly Removal 37 Inside Idler Gears Removal 38 Large Feed Roller Assembly Removal 38 Left Side Frame Removal 39 Maintenance Dr...

Страница 5: ...es 54 Assembly 3 Paper Feed 56 Assembly 3 Paper Feed Cont 58 Assembly 4 Electronics 60 Assembly 4 Electronics Cont 62 Assembly 4 Electronics Cont 64 Assembly 5 Carrier 66 Assembly 6 Carrier Transport...

Страница 6: ...at may apply in your country Federal Communications Commission FCC Statement This printer has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FC...

Страница 7: ...evice use a properly shielded and grounded Lexmark or IBM parallel interface cable such as Lexmark part number 1525612 Use of a substitute cable not properly shielded and grounded may result in violat...

Страница 8: ...t Lexmark International Ltd Boigny France This product satisfies the Class B limits of EN 55022 Safety Information The maintenance information for this product has been prepared for use by a professio...

Страница 9: ...et de r paration de ce produit s adressent uniquement un personnel de maintenance qualifi Le d montage et l entretien de ce produit pouvant pr senter certains risques lectriques le personnel d entreti...

Страница 10: ...lo tanto los recambios deben poseer caracter sticas id nticas o equivalentes a las de las piezas originales Informa es de Seguran a As informa es de seguran a relativas a este produto destinam se a pr...

Страница 11: ...aquest producte El personal professional ha d estar ne assabentat i prendre les mesures convenients Les caracter stiques de seguretat d algunes de les peces poden no ser bvies Per tant les caracter s...

Страница 12: ...4076 0XX xii Korean Safety Information...

Страница 13: ...inch in text and graphics Print Quality Enhance ment Technology PQET smooths the edges The color print cartridge used in the ExecJet IIc has a total of 48 nozzles in the print head using three major...

Страница 14: ...IMM 256K Maintenance Approach The diagnostic information in this manual will lead you to the correct field replaceable unit FRU or part Use the error code charts symptom index service checks and diagn...

Страница 15: ...imulated Emission of Radiation LCD Liquid Crystal Display LED Light Emitting Diode LVPS Low Voltage Power Supply MAP Maintenance Analysis Procedures NVRAM Nonvolatile Random Access Memory OEM Original...

Страница 16: ...r go to Power on self test Post Sequence on page 7 If an error indicator appears while you are working on the machine go to the error indicator table and take the indicated action for that error The p...

Страница 17: ...Indicator Table Error Code Alternating Light Pattern Action 64 65 Replace the EPROM and or system board 66 to 78 Replace the EPROM and or system board No Log Replace the EPROM and or system board 79 R...

Страница 18: ...eck on page 12 81 Go to the Transport Service Check on page 22 85 Go to the Transport Service Check on page 22 84 86 87 88 Go to the Simm Service Check on page 22 89 Go to the Transport Service Check...

Страница 19: ...he paper feed gears turn 4 The carrier moves to the left and right at least one time 5 The maintenance station cleans and caps the print head 6 All motors stop and the power light stays on If your mac...

Страница 20: ...or Panel Ser vice Check on page 13 Feeds paper Go to the First Print Line Ser vice Check on page 11 Paper feed gears do not turn Go to the Paper Feed Service Check on page 14 Feeds paper and prints Go...

Страница 21: ...on page 22 SYMPTOM ACTION Printer not communicating with host Go to the Parallel Port Service Check on page 18 SYMPTOM ACTION Maintenance station doesn t move Fails to cap fails to cap the print head...

Страница 22: ...Envelopes fail to feed Go to the Envelope Feed Service Check on page 11 Paper skews Go to the Paper Path Service Check on page 17 SYMPTOM ACTION No power in machine no lights no motors Go to the Power...

Страница 23: ...the envelopes Go to and perform the Paper Feed Service Check on page 14 FRU OR PROCEDURE ACTION 1 End of Forms Flag Check the flag for binds or damage 2 End of Forms Sensor Check the sensor for dirt...

Страница 24: ...housing If you find a shorted pin replace the maintenance drive assem bly If the symptom remains replace the system board A bind in the drive assembly can prevent the motor from turning Check for bind...

Страница 25: ...econ nect the power supply to the system board 2 System Board Turn the printer on Check for 5 V dc at test point CE TP near the operator panel connector on the system board 3 Operator Panel Cover The...

Страница 26: ...Make sure the correct type of paper is in the machine Check for static in the paper Make sure the rear of the carrier guide is on top of the paper guide FRU OR PROCEDURE ACTION 1 System Board With J5...

Страница 27: ...e motor If the failure remains replace the sys tem board Although the paper feeds in a forward direction only the paper feed motor turns in two directions If the paper feed motor turns in one directio...

Страница 28: ...Pick Rollers Envelope Bucklers All parts inside the left and right edge guides 6 End of Forms Flag Check for binds or damage 7 Star Rollers Check for worn or binding rollers Check for broken star rol...

Страница 29: ...Check for wear and binds 2 Large Feed Roller Springs Check for damage 3 Auto Sheet Feeder Check the following for wear or dam age Envelope Bucklers All parts inside the left and right edge guides 4 En...

Страница 30: ...eck the serial adapter green light If the light is off replace the serial adapter Run the Serial Adapter Test on page 29 Compare the printout of the switch setting configuration to the switch settings...

Страница 31: ...erator Panel With the power button depressed check for 0 ohms at J10 11 on the front of the operator panel connector If the reading is incorrect check the operator panel cable for continuity If the ca...

Страница 32: ...zzles are not working Run the test again to verify the failure If there are even breaks in the diagonal line similar to the pattern shown below replace the system board If there is a single break or r...

Страница 33: ...ness Gears for wear or binds Paper path for obstructions Star rollers for binds or dirt The exit roller and star rollers keep tension on the paper by moving slightly faster than the feed rollers A bin...

Страница 34: ...cor rect replace the motor Check for motor pins shorted to the motor housing If you find a pin shorted to the housing replace the motor If the failure remains replace the system board 2 System Board T...

Страница 35: ...trip Print Head Cable System Board Perform the Encoder Sensor Test on page 27 If you cannot enter the test replace the system board 7 Maintenance Station A problem with the maintenance sta tion can ca...

Страница 36: ...et button or turn the printer off The button pattern is illustrated for each test Press the buttons that are shaded Demo Test Perform this test with a black print cartridge installed This test prints...

Страница 37: ...ectronic connection to the print cartridge During the test the print cartridge head goes through a maintenance cleaning at the mainte nance station Running this test with a color print cartridge insta...

Страница 38: ...ff the printer The error number is the last number to print on the page in the lower right corner Paper Sensor Test Release the buttons after the maintenance station uncaps the print head In the paper...

Страница 39: ...ly The bot tom 3 lights will repeat a count of 0 to 7 as you move the carrier across the machine with the Ink Low Light 1 the Paper Out Light 2 and the Busy Light 4 If the lights do not change replace...

Страница 40: ...ul only the bot tom two lights will blink Initialize Nvram Use this procedure to reset the error log portion of NVRAM The paper sensor must be open to perform this function To do this place a piece of...

Страница 41: ...d This test checks out the connection between the serial adapter and the printer To run the test 1 Turn the machine off 2 Set switch 10 on the serial adapter card to ON 3 Turn the machine on to print...

Страница 42: ...the ESD wrist strap on your wrist Connect the wrist band to the system ground point This discharges any static electricity in your body to the machine Hold the ESD sensitive part by its edge connecto...

Страница 43: ...can be coarse aligned or fine aligned Coarse alignment moves the center bar 1 300 085mm Fine align ment moves the center bar 1 1200 021mm To perform the coarse alignment open the operator panel cover...

Страница 44: ...en there is artwork to support a procedure it follows the text Releasing Plastic Latches Many of the parts are held in place with plastic latches To remove such parts press the hook end of the latch a...

Страница 45: ...remove it from the machine When you reinstall the auto sheet feed be sure the feed arm assem bly is vertical with the feed pawl at the top ASF Envelope Buckler And Pick Roller Hub Removal 1 Remove th...

Страница 46: ...load lever knob from the load lever 3 Remove the auto sheet feed right side cover by prying up the slots in the rear 4 Remove the paper load lever from the mounting stud Carrier Removal 1 Remove the t...

Страница 47: ...Guide Removal You may remove the carrier guide without removing the covers if you carefully follow this procedure 1 Open and remove the access cover 2 Remove the print cartridge 3 With the carrier ce...

Страница 48: ...ans port motor frame in place Push up the latches on the front of the side frames and pivot the carrier transport motor frame down and out of the side frames Encoder Strip Removal 1 Remove the top cov...

Страница 49: ...port frame 3 Pivot the paper ejector pusher toward the front then pull it to remove the paper ejector from the shaft 4 Remove the bushing from the left end of the exit shaft To do this pull the tab an...

Страница 50: ...ing studs Large Feed Roller Assembly Removal 1 Remove the top cover 2 Disconnect the print head cables from the system board You may have to open the print head cable connectors on the system board fi...

Страница 51: ...ars the encoder strip Remove the carrier guide rod through the opening in the left side frame Be careful not to damage the encoder strip 10 Pull the ends of the print head cables into the machine then...

Страница 52: ...1 Remove the top cover 2 Remove the print cartridge 3 Remove the auto sheet feed 4 Disconnect the print head cables from the system board You may have to open the print head cable connectors on the sy...

Страница 53: ...mounting screws or rotate the paper feed motor counter clockwise to remove it from the right side frame Paper Guide Removal 1 Remove the top cover 2 Remove the auto sheet feed 3 Disconnect the print h...

Страница 54: ...d cable connectors on the system board first then disconnect the cables 3 Disconnect connectors J4 J5 and J6 from the system board 4 Remove the machine from the base To do this push the frame latches...

Страница 55: ...er 5 Remove the pointer from the front of the carrier 6 Remove the 2 sensor mounting screws 7 Push down the 2 latches that secure the cradle to the carrier and pull the cradle up from the carrier 8 Re...

Страница 56: ...ve the carrier rod guide through the opening in the left side frame Be careful not to damage the encoder strip 10 Pull the ends of the print head cables into the machine then remove the cables from th...

Страница 57: ...nd rotate the bushing 6 Slide the small feed roller assembly to the left and lift it out of the machine Star Roller Removal 1 Remove the top cover 2 Move the carrier in line with the opening on the ca...

Страница 58: ...ard 6 Check the bi directional alignment adjustment After replacing the system board reset the printer to the factory defaults as follows For countries using 8 5 x 11 paper 1 Turn off the printer 2 Ho...

Страница 59: ...ot A and push the latch down At the same time push the right latch A down 5 Pull the rear cover out until the latches clear the top cover then lift the cover off the base 6 Turn the machine to the fro...

Страница 60: ...ns 10 This chapter shows the locations of major printer assemblies con nectors and ground straps System Board Connectors Connector Connector Names J1 Print Head Cable J2 Print Head Cable J9 U20 S1 U23...

Страница 61: ...XX Connector Locations 49 J4 Maintenance Motor J5 Paper Feed Motor J6 Transport Motor J7 FLASH RAM SIMM Option J9 Parallel Port J10 Operator Panel J11 Power Supply U20 Code Module Connector Connector...

Страница 62: ...s Use no 23 grease to lubricate the following All gear mounting studs The right end of the exit roller at the right side frame The right end of the small feed roller at the right side frame The left e...

Страница 63: ...commended in the Units column indicates that the part is procurable but not recommended for field replacement and that the next higher assembly should be ordered R Restricted in the Units column indic...

Страница 64: ...4076 0XX 52 Assembly 1 Covers 2 6 5 3 1 4 9 7 8...

Страница 65: ...367487 1 Access Cover Asm 3 1367486 1 Font Card Door 4 1367479 1 Rear Cover 5 1367493 1 Left Output Guide 6 1367484 1 Logo ExecJet II 6 1375486 1 Logo ExecJet IIc 7 1 Screw Parts Packet 1367169 8 1 Wa...

Страница 66: ...4076 0XX 54 Assembly 2 Frames 2 3 4 1 6 5 7...

Страница 67: ...t Number Units Description 1 1367489 1 Base Asm 2 1367209 1 Left Side Frame 3 1374349 1 Middle Frame Asm 4 1367229 1 Right Side Frame 5 1367309 1 Carrier Transport Motor Frame 6 1367199 1 Exit Tray As...

Страница 68: ...4076 0XX 56 Assembly 3 Paper Feed 4 6 7 9 8 1 2 3 5...

Страница 69: ...9 1 Paper Release Lever 2 2 Bushing Parts Packet 1367169 3 1367339 1 Paper Guide 4 1367279 1 Small Feed Roller Asm 5 1367289 1 Exit Roller Asm 6 1367266 1 Ejector B M 7 3 Spring Parts Packet 1367169 8...

Страница 70: ...4076 0XX 58 Assembly 3 Paper Feed Cont...

Страница 71: ...dex Part Number Units Description 10 1367239 1 Paper Feed Motor Asm 11 1367249 1 Gears B M 12 1367259 1 Feed Arm Asm 13 2 C Clip Parts Packet 1367169 14 2 Screw Parts Packet 1367169 15 1374363 1 Retai...

Страница 72: ...4076 0XX 60 Assembly 4 Electronics 4 5 4 3 2 1 8 6 7 9 10 11...

Страница 73: ...7 1342530 1 Power Cord Brazil HV 7 1430317 1 Power Cord Canada 7 1342534 1 Power Cord Chile 7 1342514 1 Power Cord Columbia 7 1342514 1 Power Cord Costa Rica 7 1339525 1 Power Cord Denmark 7 1342514 1...

Страница 74: ...4076 0XX 62 Assembly 4 Electronics Cont 4 5 4 3 2 1 8 6 7 9 10 11...

Страница 75: ...Cord South Africa 7 1339520 1 Power Cord Spain 7 1339520 1 Power Cord Sweden 7 1339522 1 Power Cord Switzerland 7 1339520 1 Power Cord Turkey 7 1339519 1 Power Cord United Kingdom 7 1342536 1 Power Co...

Страница 76: ...4076 0XX 64 Assembly 4 Electronics Cont 12 13 10 11 9 12...

Страница 77: ...Number Units Description 9 1367129 1 Operator Panel Card 10 1367141 1 Operator Panel Cable 11 3 Screw Parts Packet 1367169 12 1367133 1 Operator Panel Door B M 13 1367142 1 Door Overlay B M 13 136747...

Страница 78: ...4076 0XX 66 Assembly 5 Carrier...

Страница 79: ...99 1 Print Head Carrier Asm 2 1367149 1 Cable Print Head and Encoder Card 1425769 1 Encoder Card Only 3 2 Screw Parts Packet 1367169 4 1367109 1 Rubber Backer 5 1367089 1 Guide Rod Carrier 6 1 Clip Pa...

Страница 80: ...4076 0XX 68 Assembly 6 Carrier Transport 1 2 4 5 3 6 7...

Страница 81: ...cription 1 1367319 1 Motor Asm 2 2 Screw Parts Packet 1367169 3 1425748 1 Belt 4 1367379 1 Encoder Strip 5 1367349 1 Star Roller Asm ExecJet II 5 1425705 1 Star Roller Asm ExecJet IIc 6 5 Spring Parts...

Страница 82: ...4076 0XX 70 Assembly 7 Auto Sheet Feed 6 13 5 2 10 3 9 14 1 11 10 12 4 8 7...

Страница 83: ...r Support 4 1367469 1 Pick Roll and Paper Load Shaft B M 5 1367463 2 Pick Roll Hub Asm 6 1367449 1 Left Side Cover 7 1367459 1 Right Side Cover 8 1367029 1 Paper Load B M 9 1367019 1 Envelope Buckler...

Страница 84: ...4076 0XX 72 Assembly 8 Maintenance Station 3 1 4 2...

Страница 85: ...4076 0XX 73 Asm 8 Index Part Number Units Description 1 1425669 1 Rocker Asm 2 1367399 1 Drive Asm 3 1367389 1 Wiper and Cap B M 4 2 Screw Parts Packet 1367169...

Страница 86: ...4076 0XX 74 Assembly 9 Options 1...

Страница 87: ...4076 0XX 75 Asm 9 Index Part Number Units Description 1 1325283 1 256K Flash SIMM 1 1367139 1 256K RAM SIMM NS 1363110 1 Serial Option 1 1325285 1 1MB FLASH SIMM 1 1325286 1 2MB FLASH SIMM...

Страница 88: ...val 37 First Print Line Service Check 11 G General Information 1 H Handling Esd sensitive Parts 30 How To Use This Parts Catalog 51 I Inside Idler Gears Removal 38 L Left Side Frame Removal 39 Lubrica...

Страница 89: ...Index 77 4076 0XX U Unique Tools 3...

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