Lexmark Jetprinter 4079-00 series Service Manual Download | Manualshive

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3-9

4079-00X

Controller Diagnostics

This mode is used by service persons to isolate failing FRUs and
make adjustments to the printed page.

To enter Controller Diagnostics, press and hold Menu and Print
Buffer while turning on the printer. After the POST is complete, the
first item in the Controller Diagnostics menu is displayed.

Controller Diagnostics Menu

Menu Item

Value

Diagnostic Tests

Paper Load Test

Wrap Test

Button Test

LED Test

LCD Test

RAM Test

Last Error

Service code, or Clear

Print Test Page

Test Print A or B

Clean Heads

Normal Clean

Print Sample

Long clean

Refresh

Software Version

Engine, and Controller

Disk Menu (4079-002 only)

Quick Disk Test

Disk Test

Format Disk

Defaults

U.S. or Non-U.S.

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Summary of Contents for Jetprinter 4079-00 series

Page 1: ...PS 4079 Lexmark is a trademark of Lexmark International Inc registered in the United States and or other countries Color Jetprinter is a trademark of Lexmark International Inc Table of Contents Index...

Page 2: ...d at the address given below 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 NW Lexi...

Page 3: ...ge Drive Service Check 2 12 Carriage Motor Drive Data Service Check 2 13 Carriage Position Service Check 2 14 Check Paper Service Check 2 15 Cover Open Service Check 2 17 Hard Disk Service Check 2 18...

Page 4: ...10 LED Test 3 10 LCD Test 3 10 RAM Test 3 11 Last Error 3 11 Print Test Page 3 11 Clean Heads 3 11 Quick Disk Test 3 11 Disk Test Clean 3 11 Format Disk 3 11 Software Version 3 11 Defaults 3 12 Servi...

Page 5: ...otor Removal 4 39 Paper Sensor Removal 4 39 Pickup Roller Paper Lifting Plate Removal 4 41 Pinch Roller Base Unit Removal 4 42 Platen Removal 4 44 Power Supply Removal 4 45 Printhead Printhead Cover R...

Page 6: ...Supply 7 20 Carriage Drive 7 22 Carriage Drive Frame 7 24 Ink Supply Unit 7 26 Ink Return Unit 7 28 Ink Cartridge Interlock 7 30 Sheetfeed Entry 7 32 Sheetfeed Pinch Roller 7 34 Paperfeed Ejector Rol...

Page 7: ...de certains l ments ne sont pas toujours videntes Lexmark ne peut tre tenu responsable de l utilisation d autres pi ces de rechange Les consignes d entretien et de r paration de ce produit s adressen...

Page 8: ...ein zus tzliches Risiko eines elektrischen Schlags und k rperlicher Verletzung Das zust ndige Fachpersonal sollte entsprechende Vorsichtsma nahmen treffen Pautas de Seguridad Este producto se ha dise...

Page 9: ...deste produto Os profissionais destes servi os devem estar avisados deste facto e tomar os cuidados necess rios Informaci de Seguretat Aquest producte est dissenyat comprovat i aprovat per tal d acom...

Page 10: ...x Service Manual 4079 00X Chinese Safety Information Korean Safety Information...

Page 11: ...neral Information introduces the printer 2 Diagnostic Information includes the procedures that give you step by step instructions to isolate the failing FRU 3 Diagnostic Aids includes test procedures...

Page 12: ...er prints in one direction only when printing graphic images You may use cut sheet paper up to 297 mm 11 7 in by 432 mm 17 0 in Coated Paper Special coated papers are recommended for best printing res...

Page 13: ...ink cartridges installed and with the carriage locked in place Also make sure the four printheads are capped before switching the printer off A star is displayed when the heads are automatically capp...

Page 14: ...efore you use your printer with most software programs you must select the appropriate printer driver from that program s printer selection menu When you select a printer from the list a driver is ins...

Page 15: ...hen the printer is on line and is off when the printer is off line The Ready indicator is turned off when Start Stop is pressed when there is a check condition such as out of paper or when Menu has be...

Page 16: ...ve to the previous list item 3 Select And Return Select only operates when the menu is active If the top line of the menu is active pressing Select causes the lower line to become active If the lower...

Page 17: ...nds When the printheads are capped a star appears in the display Do not turn the printer off without the heads being capped If the heads are left uncapped the ink dries out and print quality is affect...

Page 18: ...photographic Process ESD Electrostatic Discharge FRU Field Replaceable Unit HVPS High Voltage Power Supply LAN Local Area Network LASER Light Amplification by Stimulated Emission of Radiation LCD Liqu...

Page 19: ...n page 2 2 and follow the instructions for that error code If no error code is present check the NVRAM for the Last Error code See the procedure in Controller Diagnostics on page 3 9 If no error code...

Page 20: ...his error code table 1 Turn off the printer wait four or more seconds then turn on the printer 2 Note any error code number that appears in the display look for that code in the tables below and take...

Page 21: ...If you replace the logic board go to the Service Adjustment Mode on page 4 4 and perform the print position adjustment and the direction off set adjustment 103 65 3 Beeps Printer controller Logic boa...

Page 22: ...o the Service Adjustment Mode on page 4 4 and perform the print position adjustment and the direction off set adjustment 127 72 10 Beeps Communica tions error Logic board If you replace the logic boar...

Page 23: ...u replace the logic board go to the Service Adjustment Mode on page 4 4 and perform the print position adjustment and the direction off set adjustment none 40 10 Beeps Communica tions error Logic boar...

Page 24: ...Beeps Linear encoder error Print Escapement Service Check on page 2 41 12D 50 10 Beeps Home position detection error Print Escapement Service Check on page 2 41 12E 5E 10 Beeps Carriage motor over cu...

Page 25: ...board Be sure to transfer the EPROM controller card and memory SIMMs from the old board to the new one 950 Controller board failure Controller board Be sure to transfer the EPROM controller card and m...

Page 26: ...test POST is being performed No Action 06 Print test or other menu function being performed No Action 07 Printhead cleaning operation being performed No Action 08 Page Postscript due to lan guage err...

Page 27: ...feed roller turning normally Paperfeed Mechanical Service Check on page 2 36 none Paper skews Paperfeed Mechanical Service Check on page 2 36 Paper tray overloaded wrong type of media used or selecte...

Page 28: ...on page 2 22 65 14 Yellow ink cartridge not installed Ink Cartridge Service Check on page 2 22 66 14 Magenta ink cartridge not installed Ink Cartridge Service Check on page 2 22 67 14 Cyan ink cartri...

Page 29: ...on page 2 31 none No lights or beeps printer will not begin POST Power Supply Service Check on page 2 39 none All LEDs are on POST started display blank Power Supply Service Check on page 2 39 none 8...

Page 30: ...ive motor winding resistance Connector pins 5 and 6 are one phase pins 7 and 8 are the other phase The resistance should be approximately 0 8 Ohms per phase If the resistance is incorrect replace the...

Page 31: ...er Width Sensor The carriage motor and linear encoder paper width sensor assembly work together to move the carriage and maintain proper escapement Check the car riage motor cable for continuity and t...

Page 32: ...o prevent unau thorized use Be sure the lock is in the unlocked position Replace it if it is damaged 2 Carriage Drive Belt Idler Pulley Be sure the carriage drive belt and the idler gear are not damag...

Page 33: ...the print position adjustment and the direction offset adjustment Symptom Explanation Conditions That Could Cause This Symptom Paper insertion problems Paper tries to enter machine error code 36 10 d...

Page 34: ...10 to the right and turn the rear ejector roller Asm 18 2 The spring plate is under the carriage shaft to the left of the carriage motor Voltage should be high 4 5 V dc when the paper sensor arm block...

Page 35: ...perator Panel A damaged or obstructed cover interlock lever located on the operator panel will not allow the cover open sensor to turn off the Open Cover message Remove any obstructions or replace the...

Page 36: ...menu in the Diagnostic Menu check for proper installation of the hard disk and the hard disk interface card I Symptom Explanation Conditions That Could Cause This Symptom You have an error code or a p...

Page 37: ...e 5 V dc with the contacts open As the contacts close the voltage should drop to 0 V dc If the voltage is incorrect check the continuity of the left connector cable If the continuity is incorrect repl...

Page 38: ...age Cables Check the continuity of the brown carriage cables Replace if necessary 3 Carriage Board Logic Board Printhead Replace the carriage board and run Test Print A to check the print quality If t...

Page 39: ...ground Be sure to turn off the printer when you check resistance Black Head pin 12 should read 2k 4k Ohms and 1 02 5 03 V dc Black head pin 4 should read 1 74 4 46 V dc Cyan Head pin 15 should read 2...

Page 40: ...n Conditions That Could Cause This Symptom The printer does not com municate with the host computer Incorrect protocol set Controller board FRU Action 1 Incorrect Pro tocol Set Controller Board Run Te...

Page 41: ...nector card With the ink cartridge installed check the resistance between the pins designated for each cartridge sensor pins 1 and 2 3 and 4 5 and 6 7 and 8 Pin 9 is not used The resistance should be...

Page 42: ...ve no ink flow with no error code displayed Ink Cartridge Supply Lines Carriage supply and waste lines Purge waste lines Ink cartridge waste lines Purge Unit Ink supply assembly Printhead FRU Action 1...

Page 43: ...Assembly Waste Lines Ink Cartridge The purge unit discharges ink back to the ink car tridge through the waste line in the ink return unit Be sure the waste lines are not blocked Also be sure the ink c...

Page 44: ...slightly elevated Cover any open ink lines with absor bent cloth secured with a rubber band when possible Symptom Explanation Conditions That Could Cause This Symptom You have problems with ink sensin...

Page 45: ...1 2 Magenta pins 3 4 Yellow pins 5 6 Black pins 7 8 To push down the ink sensor insert a thin screw driver just above the ink cartridge assembly and below the paper lift plate then push the ink sensor...

Page 46: ...card with wires to the ink sensor units If the continuity is not correct replace the sensor cable If the continuity is correct replace the logic board If you replace the logic board go to the Service...

Page 47: ...the error after each action 1 Check for correct connection of the brown car riage cable 2 to the carriage board and the right connector card 2 Check for correct connection of the white ribbon cable 2...

Page 48: ...cable 1 19 pin checking pin for pin 4 Replace the carriage board 5 Replace the logic board If you replace the logic board go to the Service Adjustment Mode on page 4 4 and perform the print position a...

Page 49: ...with the connector plugged into the logic board If it is not correct replace the power sup ply 2 Operator Panel Logic Board 1 Disconnect the power supply connector from the controller board 2 Remove t...

Page 50: ...see Controller Diagnostics on page 3 9 If they all pass their tests replace the controller board Be sure to transfer the controller card and memory SIMMs to the new card If the buttons LEDs and LCD do...

Page 51: ...r arm and sensor holder If the light path is all right check the paper out volt age between pin 1 and ground on the CNPE con nector on the right connector card with the connector plugged in The voltag...

Page 52: ...cannot detect the platen correctly Replace the platen if necessary If the platen is all right replace the linear encoder paper width sensor and check the printer operation 3 Paperfeed Rollers Linear...

Page 53: ...e timing slit if necessary If the timing slit is all right replace the following FRUs in sequence Check the printer after each replacement 1 Carriage Board 2 Logic Board If you replace the logic board...

Page 54: ...kup Roller Spring Plate Run Test Print A and watch the paper lift plate while the feed rolls are rotating The paper lift plate should rise and fall only one time during POST or when the pickup roller...

Page 55: ...FRUs in sequence Check printer oper ation after each replacement 1 Pinch Roller Assembly or related parts Asm 17 1 2 Paperfeed Roller Assembly Asm 18 3 6 Eject Roller Spur Unit Be sure the paper moves...

Page 56: ...RU Action 1 Paperfeed Motor Cable Watch the paperfeed motor and gears as you turn on the printer If the gears do not rotate turn off the printer and check the continuity of the paperfeed motor cable N...

Page 57: ...motor If the resistance is correct replace the logic board If you replace the logic board go to the Service Adjustment Mode on page 4 4 and per form the print position adjustment and the direction off...

Page 58: ...g voltage check turn the power off before you connect the meter leads Con nect the meter leads then turn the power on briefly to check the voltage Turn the power off quickly to avoid a cleaning cycle...

Page 59: ...to enter the Service Adjustment Mode with the controller board removed Ready or an error code should appear in the display If the POST does not run replace the power supply If the POST does run remov...

Page 60: ...ck the continuity of the brown carriage cables Replace the cables if necessary 2 Linear Encoder Paper Width Sensor Carriage Board Logic Board Remove and replace the following parts in the order shown...

Page 61: ...rrect paper is being used coated and the printer is in the correct print mode See Printing Mode on page 3 4 Symptom Explanation Conditions That Could Cause This Symptom Print quality problems missing...

Page 62: ...rvice Check on page 2 24 The carriage supply lines are always filled with ink Ink flows through the carriage supply lines The carriage subtank levels of ink are equal for all colors Ink from the carri...

Page 63: ...e black wire is pin 7 The resistance should be about 70 80 Ohms per phase If it is not replace the purge motor 2 Purge Sensor Cable Check the continuity of the purge sensor cable pins 1 and 2 on CNPG...

Page 64: ...code 960 appears replace the SIMM in J8 which should be 4 MB then continue 4079 001 only If you receive a 960 error with a 4079 002 replace the controller board which includes the first 4MB of RAM Ch...

Page 65: ...ws you to run Test Print A to check the machine operation To run Test Print A 1 Connect the power cord and turn on the machine 2 Wait for the machine to complete POST 3 Press Select 4 Press List until...

Page 66: ...with two levels of display When the top level of menus is displayed the display shows the cur rent menu on the top line and the current item on the bottom line When the lower level of menus is displa...

Page 67: ...2 2 A normal cleaning oper ation is also performed when the printer is turned on In normal operator mode the following Test menu appears 4079 001 4079 002 The operator or service person can use these...

Page 68: ...Print Test Page PS Test Page is displayed 5 Press List to move through the menu until Test Print is dis played Use List to scroll backward through the menu 6 Press Select when Test Print A is display...

Page 69: ...re takes about 15 seconds After clean ing the heads run the nozzle check or Test Print A to check print quality Long Cleaning Use this procedure when the heads are still clogged after running normal c...

Page 70: ...the recommended coated paper and when ink starts to run together seriously Requires longer print time than Quality mode Draft mode for fast printing Not available when proportional char acter spacing...

Page 71: ...Diagnostic Aids 3 6 4079 00X Follow this chart to choose the correct print mode...

Page 72: ...to the right 9 Head wiper rises to clean the heads purge motor runs 10 Carriage returns to the far left position 11 Head wiper returns to lowered position 12 Paperfeed rollers rotate slowly at first...

Page 73: ...fourth of the way to the right 30 Carriage returns to far left position 31 Head wiper lowers purge motor stops running 32 One short beep is heard This beep may be very faint when the controller board...

Page 74: ...is complete the first item in the Controller Diagnostics menu is displayed Controller Diagnostics Menu Menu Item Value Diagnostic Tests Paper Load Test Wrap Test Button Test LED Test LCD Test RAM Tes...

Page 75: ...fer buttons while you turn on the printer 5 Select Wrap Test from the menu The test runs continuously until you press the Menu button A mes sage is displayed indicating if the test passed or failed Bu...

Page 76: ...an Heads Similar to the operator menu options but with the addition of the Refresh option which uses a greater quantity of ink to refresh the printer ink system This procedure should be used whenever...

Page 77: ...al cleaning modes can be entered Details on the Service Adjustment Mode are in Adjustments on page 4 2 To enter Service Adjustment Mode 1 Make sure the printer power is off 2 Press and hold Menu and L...

Page 78: ...nit The worm gear of purge motor The contact part of pinch roller base The carriage shaft Do not over grease the parts but make sure new parts have ade quate lubrication Handling ESD Sensitive Parts M...

Page 79: ...s can be discharge paths without being grounded Prevent ESD sensitive parts from being accidentally touched by other personnel Install machine covers when you are not work ing on the machine and do no...

Page 80: ...op cover and inner cover 4 Set the printhead position lever to position 1 normal position 5 Using a flat blade screwdriver turn the head gap adjustment on the left side of the carriage clockwise until...

Page 81: ...r the least clearance at the highest point without touching the feeler gauge Service Adjustment Mode The print position adjustments must be made in Service Adjustment mode Service Adjustment Mode also...

Page 82: ...across the display 4 Press Select to exit Ready mode 5 Press List to scroll through the menu items If Black Offset is not seen as a menu item you may not have entered Service Adjustment mode Turn off...

Page 83: ...the Ready indicator press Print Buffer if the Ready indicator is off and you need to exit from any submenu b Press List until Test Print is displayed c Press Start Stop to display the list of print te...

Page 84: ...st offset values using the magnifier to view the test print if necessary The best selec tion is when the two colors appear closest to being one line Note Do not adjust the black offset value It is use...

Page 85: ...values are set in NVRAM until they are changed again using this procedure A beep sounds when the settings are saved 6 Adjust the direction offset value using the upper pattern on the test print for co...

Page 86: ...amage from ink spillage will be minimized Cover the table with the drop cloth before servicing the printer If any part of the ink tube system is disconnected the ink will leak Use paper towels or plas...

Page 87: ...No Power If the printheads were manually capped reverse the procedure in Manual Printhead Capping Disabled Machine before attempting to move the carriage To center the carriage when there is no power...

Page 88: ...aised and the printheads are capped Warning You must remove this screw before the machine can be used under power or to uncap the printheads for servicing Removal Procedures The removals in this secti...

Page 89: ...thead cover and the printheads 4 Remove the carriage card holder cover Carefully push the small latches 1 on both sides Lift off the carriage card holder cover 2 5 With a small screwdriver lift the be...

Page 90: ...exing the carriage card holder latches A lift out the carriage card holder and card 7 Remove the carriage card Asm 9 8 from the holder by flexing both sides of the holder outward and pulling the card...

Page 91: ...rotate the card backward until it locks in place behind the guides 2 only one of which is shown When replacing the printhead cover 1 Use the drive belt to move the carriage to the end away from the pu...

Page 92: ...int operation 4 Push down on the carriage cardholder cover to engage the printheads Carriage Encoder And Paper Width Sensor Removal 1 Remove the covers 2 Center the carriage see Printhead Uncapping an...

Page 93: ...rd the center while lifting up and removing the encoder holder 8 Place a small screwdriver behind the paper width sensor A and push it out while releasing the latch B 9 Remove the encoder from the hol...

Page 94: ...4 17 4079 00X Encoder Cable Handling When replacing the encoder unit bend the flexible cable at the spec ified position...

Page 95: ...9 00X Installation Note When installing the carriage card first make sure the card is seated in the front of the card holder 1 then rotate the card backward until it locks in place behind the guides 2...

Page 96: ...iage or disconnecting the ink tubes 1 Remove the covers 2 Center the carriage see Printhead Uncapping and Carriage Centering on page 4 9 3 Remove the operator panel and base 4 Disconnect the carriage...

Page 97: ...nk tubes which may restrict ink flow Remember that the exposed printheads can be easily damaged and that the ink contains permanent dyes Carriage Ribbon Cables Removal The carriage cables can be remov...

Page 98: ...carriage frame and remove the ink tube guide from the carriage frame Note how the cables are folded and routed through this guide Carriage Cable Handling When installing the carriage cable install the...

Page 99: ...Repair Information 4 22 4079 00X Carriage cable 19 pin Carriage cable 20 pin...

Page 100: ...rning If possible move the printer to a suitable service area and cover the table with the drop cloth before servicing ink tubes or the purge unit 1 Remove the covers 2 Center the carriage see Printhe...

Page 101: ...the carriage shaft a Push the latch on the left end of the shaft and remove the shaft stopper Be careful not to use excessive force b Push latch on the right end of the shaft to release the car riage...

Page 102: ...carriage belt carefully turn the carriage over and disconnect the carriage belt clamp Be sure to place a packet of paper towels or cloth under the carriage head before turning it over 9 Carriage Ink...

Page 103: ...the ink supply joint When possible wrap ends of ink lines in a cloth or packet of paper towels and secure with a rubber band to prevent ink spill age 16 Carefully feed the tubes through the side fram...

Page 104: ...snap the carriage shaft guide into place 4 With the carriage upright slide the carriage shaft into the right end plate then the left end plate The carriage shaft snaps into place in the latch on the l...

Page 105: ...from the logic board and pull the board out part way 7 Disconnect the ribbon cables and connectors 8 Pull out the logic board Note that the front of the board is held by metal grounding clips You will...

Page 106: ...over screws 1 5 Remove the top cover 2 lifting rear to front The front of the cover is held by plastic hooks 6 To remove the rear cover remove the two rear cover mounting screws one in each rear corne...

Page 107: ...the controller board and lock into place Release the latches as shown to remove the modules When installing a module make sure the latches click into place Hard Disk Removal 1 Remove the covers 2 Remo...

Page 108: ...ght It is accessible at the right end of the carriage frame under the carriage shaft The carriage frame is shown removed for illustra tion purposes only b While holding the spring plate rotate the pic...

Page 109: ...rub ber band to prevent ink spillage 5 Disconnect the carriage ink supply joint from the side frame and hook it to the top of the carriage frame as shown below 6 Remove the ink cartridges Lay them in...

Page 110: ...t the ink cartridges into the ink compartment Wrap a cloth over the connector end and secure with a rubber band Place the cartridge assembly on a level plane with the black cartridge end slightly elev...

Page 111: ...4 34 4079 00X Inner Cover Spur Unit Removal 1 Remove the inner cover 2 Insert a screwdriver under the spur unit and spread the latches to the sides as shown Be careful not to use excessive force on t...

Page 112: ...anel operator panel base controller board power supply 1 Remove the covers 2 Remove the operator panel and base 3 Remove the controller card 4 Remove the power supply 5 Disconnect the motor cables sys...

Page 113: ...nd operator panel assembly by pulling latch and lifting the assembly Lay the assembly on its right side 3 Disconnect the operator panel cable from the right connector card 4 To replace the operator pa...

Page 114: ...rs Removal 1 Remove the covers 2 Center the carriage 3 Remove the operator panel 4 Remove the carriage frame 5 Remove the purge unit leaving the ink tubes connected 6 Remove the pickup roller and pape...

Page 115: ...00X 9 Squeeze the latch 1 while pushing the roller to the left 2 10 Using a thin screwdriver raise the latch on the shaft and pull the shaft to the right 11 Remove the eject roller below in the same...

Page 116: ...overs 2 Disconnect the paperfeed motor cable 3 Loosen two screws 1 on opposite corners of the paperfeed motor and remove the motor Do not loosen the other two screws Paper Sensor Removal 1 Remove the...

Page 117: ...older 4 Squeeze the latches A on the bottom of the sensor holder at the same end as the connector 5 Remove the sensor from the holder Installation Notes When replacing the paper sensor first put the h...

Page 118: ...e pinch roller base unit 6 Remove the E ring 1 from the pickup roller shaft This shaft has a three latch bearing 7 Squeeze the latches 2 on the bearing opposite the clutch end while pushing the shaft...

Page 119: ...hen installing the pickup roller shaft line up the holes in the pinch roller base unit with the pins on the side frames Attach the tension springs using needle nose pliers Pinch Roller Base Unit Remov...

Page 120: ...side of the pinch roller base unit 6 Carefully pull the two guide arms on the pinch roller base unit away from the pickup roller lift the unit off and set it aside Be careful not to bend the pressure...

Page 121: ...art way without removing the ink tubes 6 Remove the pinch roller base unit 7 Remove the pickup roller and paper lifting plate 8 Remove the screws holding the platen to each side frame 9 Insert a small...

Page 122: ...ontroller board J4 3 Remove controller board mounting screws 4 Lift controller board out of machine 5 Remove two power supply mounting screws at front of power supply Note how the power switch arm is...

Page 123: ...ation Notes When replacing the power supply remember to hook up the power switch arm and replace the end plate Printhead Printhead Cover Removal 1 Remove the covers 2 Center the carriage 3 Raise the c...

Page 124: ...ch color so they can be returned to the same positions Note When printheads are removed be sure the carriage is placed on a packet of cleaning cloths to absorb the ink that may drain from the carriage...

Page 125: ...of the print tim ing slit 2 4 Unhook the right end of the timing slit 3 5 Draw the print timing slit through the carriage and out of the machine Installation Notes When you install the timing slit no...

Page 126: ...ne Do not unplug the ink tubes for normal maintenance servicing The purge unit can be lifted and laid aside while other parts are being serviced To replace the purge unit When it is necessary to repla...

Page 127: ...it can now be lifted out of the printer Separation Sheet Removal 1 Remove the covers 2 Remove the carriage frame 3 Remove the pinch roller base unit 4 Remove the pickup roller 5 Remove the separation...

Page 128: ...5 1 4079 00X 5 Connector Locations The following pages show the location of specific test points and major parts of the printer Illustrations of the paper path and the ink supply system are also incl...

Page 129: ...Connector Locations 5 2 4079 00X Right Connector Card Left Connector Card...

Page 130: ...5 3 4079 00X Control Card 4079 001...

Page 131: ...Connector Locations 5 4 4079 00X Control Card 4079 002 J8 1 1 1 1 J5 J3 J7 J1 J6...

Page 132: ...5 5 4079 00X Logic Card...

Page 133: ...cations 5 6 4079 00X Ink Supply Diagram The ink diagram illustrates the ink flow for a single color ink Each color ink has the same ink flow pattern The ink cartridge supplies the ink to the sensor li...

Page 134: ...idge through the ink through the supply lines and into the subtank Ink feeds into the printhead from the subtank Waste ink from the subtank is drawn to the pump combined with waste ink from the head c...

Page 135: ...ment to identify possible safety conditions not covered by this inspection guide Refer to the safety reminders for a general checklist If any unsafe conditions exist find out how serious the hazard co...

Page 136: ...ct roller pickup roller and paperfeed roller on the right frame The gears on the right frame The clutch spring of pickup roller unit The clutch cam of pickup roller unit The worm gear of purge motor T...

Page 137: ...ption NS Not Shown in the Asm Index column indicates that the part is procurable but is not pictured in the illustration PP Parts Packet in the description column indicates the part is contained in a...

Page 138: ...7 2 4079 00X Assembly 1 Covers...

Page 139: ...Part Number Units Description 1 1 1321701 1 Support Paper 2 1321703 1 Guide Printed Paper 4079 001 2 1373324 1 Guide Printed Paper 4079 002 3 1321704 1 Cover Front 4079 001 3 1373325 1 Cover Front 407...

Page 140: ...7 4 4079 00X Assembly 2 Covers Cont...

Page 141: ...idge also order refs 5 and 6 4079 002 5 1321712 1 Label Ink Cartridge Left 4079 001 5 1373369 1 Label Ink Cartridge Left 4079 002 6 1321713 1 Label Ink Cartridge Right 4079 001 6 1373370 1 Label Ink C...

Page 142: ...7 6 4079 00X Assembly 3 Inner Cover...

Page 143: ...Parts Catalog 7 7 4079 00X Asm Index Part Number Units Description 3 1 1321717 1 Spur Unit Assembly 2 1321716 1 Cover Inner Access Cover 4079 001 2 1373359 1 Cover Inner Access Cover 4079 002...

Page 144: ...7 8 4079 00X Assembly 4 Printer Electronics...

Page 145: ...1373373 1 Controller Board does not include EPROM Controller Card memory is on the board 4079 002 3 1321880 1 EPROM Control Card 4079 001 3 1373363 1 EPROM Control Card 4079 002 4 1364877 1 Memory SI...

Page 146: ...7 10 4079 00X Assembly 5 Power Supply and Control Panel...

Page 147: ...7 1373328 1 Panel Control 4079 002 with English Overlay 8 1342514 1 Cord Power US 8 1339520 1 Cord Power Europe 8 1339525 1 Cord Power Denmark 8 1339524 1 Cord Power Italy 8 1339521 1 Cord Power Isra...

Page 148: ...7 12 4079 00X Assembly 6 Carriage and Printhead...

Page 149: ...Asm Index Part Number Units Description 6 1 1321731 1 Printhead 2 1321833 1 Clip Head Cover Stabilizer 3 1321834 1 Clip Head Cover Stabilizer 4 1321730 1 Cover Printhead 5 1321732 1 Cable Connector C...

Page 150: ...7 14 4079 00X Assembly 7 Base...

Page 151: ...lder Logic Card 4079 001 4 1373336 1 Holder Logic Card 4079 002 5 1321836 1 Plate Grounding also in PP 1321820 6 1321737 1 Arm Power Switch Actuating 7 1321738 1 Switch Power 4079 001 7 1373330 1 Swit...

Page 152: ...7 16 4079 00X Assembly 8 Purge Unit...

Page 153: ...1 Purge Unit Assembly 2 1321745 1 Motor Purge Unit 3 1321746 1 Gear Worm 4 1321744 1 Purge Maintenance Kit 5 1 Spring 6 1 Spring 7 1321837 1 Ink Absorber 8 1 Spring 9 1 Spring 1 1321747 1 Sensor and...

Page 154: ...7 18 4079 00X Assembly 9 Print Timing Encoder...

Page 155: ...9 1 1321752 1 Cable Carriage inc re 11 3 2 1321754 1 Linear Encoder Paper Width Sensor 3 1321838 1 Holder Encoder 4 1321878 1 Cover Sensor 5 1321749 1 Slit Print Timing 6 1321750 1 Cover Carriage Car...

Page 156: ...7 20 4079 00X Assembly 10 Carriage Ink Supply...

Page 157: ...riage Ink Supply Assembly 2 1321756 1 Joint Supply 3 1321757 1 Joint Pump 4 1321839 1 Shaft Head Gap Adjustment 5 1321840 1 Clamp Head Gap Adjustment 6 1321759 1 Lever Head Gap Adjustment 4079 001 6 1...

Page 158: ...7 22 4079 00X Assembly 11 Carriage Drive...

Page 159: ...Index Part Number Units Description 11 1 1321764 1 Shaft Carriage 2 1321762 1 Holder Joint 3 1321761 1 Guide Ink Tube 4 1321765 1 Cable Ground 5 1321760 1 Motor Carriage Drive 6 1321763 1 Stopper 7 13...

Page 160: ...7 24 4079 00X Assembly 12 Carriage Drive Frame...

Page 161: ...1863 1 Screw 5 1321770 1 Idler Assembly Carriage Belt 6 1321769 1 Plate Right Frame 7 1321767 1 Lever Carriage Lock 4079 001 7 1373332 1 Lever Carriage Lock 4079 002 8 1321773 1 Frame Carriage 9 13217...

Page 162: ...7 26 4079 00X Assembly 13 Ink Supply Unit...

Page 163: ...079 00X Asm Index Part Number Units Description 13 1 1321775 1 Ink Cartridge Assembly Includes Assem bly 14 2 1321776 1 Sensor Cable Unit 3 1321777 1 Ink Sensor Assembly Complete 4 1321779 1 Ink Suppl...

Page 164: ...7 28 4079 00X Assembly 14 Ink Return Unit...

Page 165: ...ndex Part Number Units Description 14 1 1321775 1 Ink Cartridge Assembly Includes Assem bly 13 2 1321780 1 Holder Drain Tube 3 1321781 1 Drain Tube Assembly 4 1321782 1 Base Ink Compartment also order...

Page 166: ...7 30 4079 00X Assembly 15 Ink Cartridge Interlock...

Page 167: ...Parts Catalog 7 31 4079 00X Asm Index Part Number Units Description 15 1 1321784 1 Spring Leaf 2 1321844 2 Plate Lock 3 1321845 1 Spring 4 1321846 1 Needle Protector...

Page 168: ...7 32 4079 00X Assembly 16 Sheetfeed Entry...

Page 169: ...1321855 1 Pin 4 1321821 2 Spring 5 1321789 1 Card Right Connector 6 1321786 1 Plate Paper Lifting Assembly 4079 001 6 1373333 1 Plate Paper Lifting Assembly 4079 002 7 1321788 1 Label Paper Set 4079 0...

Page 170: ...7 34 4079 00X Assembly 17 Sheetfeed Pinch Roller...

Page 171: ...Parts Catalog 7 35 4079 00X Asm Index Part Number Units Description 17 1 1321791 1 Pinch Roller Base 2 1321794 1 Plate Pressure 3 1321792 2 Arm Base 4 1321793 Pinch Roller Assembly 5 1321868 Spring...

Page 172: ...7 36 4079 00X Assembly 18 Paperfeed Ejector Roller...

Page 173: ...1 Roller Eject also order ref 7 3 1321802 1 Roller Paperfeed also order ref 6 may need E Clip below NS 1321887 1 E Clip used on left side of Paperfeed Roller 4 1321801 1 Cover Dust 4079 001 4 1373367...

Page 174: ...7 38 4079 00X Assembly 19 Sheetfeed Separation...

Page 175: ...Number Units Description 19 1 1321805 1 Sheetfeed Separation Assembly 2 1321869 2 Spring 3 1321850 1 Arm Paper Sensor 4 1321806 1 Paper Out Photo Sensor 5 1321819 1 Screw 6 1321851 2 Holder Paper Sen...

Page 176: ...7 40 4079 00X Assembly 20 Paperfeed Frame...

Page 177: ...feed 6 1321856 2 Screw 7 1321853 1 Plate Assembly Ground 8 1321812 1 Frame Right 4079 001 8 1373338 1 Frame Right 4079 002 9 1 Plate 10 1 Spring Ground Plate 11 1 Plate Pressure PP 1321820 12 1 Plate...

Page 178: ...7 42 4079 00X Assembly 21 Tools...

Page 179: ...4079 00X Asm Index Part Number Units Description 21 1 1749245 1 Gauge Feeler mm 2 1477752 1 Syringe Ink 3 1321875 1 Grease 4 1280055 1 Drop Cloth 5 2108930 1 Cleaning Cloth NS 1319128 1 Wrap Plug NS...

Page 180: ...7 44 4079 00X Assembly 22 Hard Disk and Options...

Page 181: ...4079 00X Asm Index Part Number Units Description 22 1 1373404 1 Hard Disk 40 MB includes interface card 4079 002 only 2 1364876 1 8 MB DRAM SIMM 2 1364875 1 16 MB DRAM SIMM 4079 002 2 1364874 1 32 MB...

Page 182: ...ystem 3 1 models available 1 1 O operating temperatures 1 2 operator codes and messages 2 8 operator panel 1 4 operator test functions 3 2 P paper path 5 7 parts base 7 14 carriage and print head 7 12...

Page 183: ...rinthead cover 4 46 separation sheet 4 50 right connector card 5 2 S safety inspection guide 6 1 service adjustment mode 3 12 4 4 service checks carriage drive 2 12 carriage motor drive data 2 13 carr...

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