Lexmark 7300 Series Page 42 Service Manual Download

Page: 42 / 88

4418-X6X

2-22

Service Manual

Scan and copy quality service check

Unit/Problem

Action

Scanned images
have:

• Blank pages
• Checkerboard

pattern

• Distorted

graphics or
pictures

• Missing

characters

• Faded print
• Dark print
• Skewed lines
• Smudges
• Streaks
• Unexpected

characters

• White lines in

If the scanner glass is dirty, gently wipe it with a clean,
lint-free cloth dampened with water.

Make sure all ink or corrective fluid is dry before
placing a document on the scanner glass.

Make sure the document or photo is loaded correctly in
the ADF or on the scanner glass.

Check the ink levels, and install a new print cartridge if
necessary.

To adjust the Brightness setting:

1. Load the document facedown on the scanner glass.

2. From the control panel, press

Copy Mode

3. Press

repeatedly until

Lighter /

Darker

is highlighted.

4. Press .

Summary of Contents for 7300 Series

Page 1: ...ries All In One 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 Trademarks Start diagnostics Safety and notices ...

Page 2: ...pply in any way it believes appropriate without incurring any obligation to you References in this publication to products programs or services do not imply that the manufacturer intends to make these available in all countries in which it operates Any reference to a product program or service is not intended to state or imply that only that product program or service may be used Any functionally ...

Page 3: ...or codes 2 2 POST symptom table 2 8 Symptom tables 2 9 Printer communication problems 2 10 Scanner problems 2 10 Service checks 2 13 Carrier transport service check 2 13 CIS module assembly service check 2 14 PictBridge service check 2 15 Maintenance station service check 2 15 Paper feed service check 2 16 Power service check 2 18 Print quality service check 2 19 Scan and copy quality service chec...

Page 4: ...able removal 4 12 System board removal 4 14 Encoder strip removal 4 16 Print engine removal 4 17 Carrier assembly with cables belt and cable clip removal 4 18 Maintenance station removal 4 20 Exit tray removal 4 22 Printer base with cover and paper pick assembly removal 4 23 Locations and connectors 5 1 System board 5 1 Fax card 5 4 PictBridge card 5 5 Preventive maintenance 6 1 Lubrication specif...

Page 5: ...bly and servicing of this product Professional service personnel should understand this and take necessary precautions Consignes de sécurité La sécurité de ce produit repose sur des tests et des agréations portant sur sa conception d origine et sur des composants particuliers Le fabricant n assume aucune responsabilité concernant la sécurité en cas d utilisation de pièces de rechange non agréées L...

Page 6: ...a è più elevato Il personale di assistenza autorizzato deve quindi adottare le precauzioni necessarie Sicherheitshinweise Die Sicherheit dieses Produkts basiert auf Tests und Zulassungen des ursprünglichen Modells und bestimmter Bauteile Bei Verwendung nicht genehmigter Ersatzteile wird vom Hersteller keine Verantwortung oder Haftung für die Sicherheit übernommen Die Wartungsinformationen für dies...

Page 7: ...caso de uso de peças de substituição não autorizadas As informações de segurança relativas a este produto destinam se a profissionais destes serviços e não devem ser utilizadas por outras pessoas Risco de choques eléctricos e ferimentos graves durante a desmontagem e manutenção deste produto Os profissionais destes serviços devem estar avisados deste facto e tomar os cuidados necessários Informaci...

Page 8: ...viii Service Manual 4418 X6X ...

Page 9: ...stic aids contains tests and checks used to locate or repeat symptoms of All In One problems 4 Repair information provides instructions for making All In One adjustments and removing and installing FRUs 5 Locations and connectors uses illustrations to identify the connector locations and test points on the All In One 6 Preventive maintenance contains the lubrication specifications and recommendati...

Page 10: ...x Service Manual 4418 X6X ...

Page 11: ... a single unit print cartridge available as a customer replaceable supply item Dual printheads provide color and true black printing without changing printheads The number and size of inkjets or nozzles in the printhead determines the overall quality and capability of the printer The black cartridge has a total of 640 nozzles and installs on the left The color cartridge has a total of 480 nozzles ...

Page 12: ... internal 8 bit external Text Line Art 1 bit per pixel Scan Method One pass scanning Scan Area ADF Maximum 8 5 x 14 inches 218 x 355 mm Minimum 8 27 x 11 inches 210 x 279 4 mm Scan Resolution Flatbed Scanning Horizontal 1200 ppi optical Vertical 2400 ppi Interpolated 19 200 x 19 200 ADF Horizontal 600 ppi optical Vertical 1200 ppi Interpolated 9 600 x 9 600 ...

Page 13: ...rmal 300 X 300 ppi Color Scan 600 X 600 dpi print by interpolation for all papers including glossy paper Quick 150 X 150 ppi Color Scan 300 X 600 dpi print by interpolation 600 X 600 dpi print by interpolation for glossy paper The following options are available in standalone mode These apply to black and white copying Photo 600 X 600 ppi Grayscale Scan 1200 X 1200 dpi print by interpolation Norma...

Page 14: ...int for glossy paper Quick 150 X 150 ppi Scan 300 X 600 dpi print 600 X 600 dpi print for glossy paper The following options are available in host based mode These apply to black and white copying Photo 600 X 600 ppi Scan 1200 X 1200 dpi print 4800 X 1200 for glossy paper Normal 300 X 300 ppi Scan 600 X 600 dpi print 1200 X 1200 dpi print for glossy paper Quick 150 X 150 ppi Scan 300 X 600 dpi pri...

Page 15: ...enus and make copies Note The mode is selected when the button light is on 3 Scan Mode Access the scan menus and scan documents Note The mode is selected when the button light is on 4 Fax Mode Access the fax menus and send and receive faxes Note The mode is selected when the button light is on 5 Fax Auto Answer Answer all incoming calls when lit 1 2 3 4 5 6 7 1 2 3 4 5 6 7 ...

Page 16: ...when you have already begun entering the number 7 Phone Book Access any of the programmed Speed Dial numbers 1 89 or Group Dial numbers 90 99 Press To 1 Lighter Darker Adjust the brightness of a copy or fax 2 Increase a number Scroll through menus submenus or settings on the display 3 Choose a menu or submenu item that appears on the display Save settings Press To 1 2 3 4 8 5 6 7 ...

Page 17: ...er or end a fax transmission and return to the fax default screen Exit a menu or submenu and return to the default copy scan or fax screen Clear current settings or error messages and return to default settings 6 Display the Copy Scan or Fax menu depending on which mode is selected 7 Return to the previous screen 8 Quality Adjust the quality of a copy scan or fax Press To ...

Page 18: ...to enter or edit the date and time shown on the display In Copy mode Select the number of copies you want to make 2 Start Color Start a color copy or scan job depending on which mode is selected 3 Start Black Start a black and white copy scan or fax job depending on which mode is selected 4 Power Turn the All In One on and off Stop the print copy fax or scan process 1 2 3 4 5 6 7 8 9 0 1 2 3 4 ...

Page 19: ...t FRU or part Use the error codes symptom tables service checks and diagnostic aids to determine the symptom and repair the failure After you complete the repair perform tests as needed to verify the repair Tools required for service Flat blade screwdriver 1 Phillips screwdriver 2 Phillips screwdriver Spring hook Analog or digital multimeter ...

Page 20: ...Field Replaceable Unit HVPS High Voltage Power Supply KB Kilobyte KBps Kilobytes per second usually as Kbps KiloBytes per second usually as KBps LCD Liquid Crystal Display LED Light Emitting Diode LVPS Low Voltage Power Supply MPF Multipurpose Feeder NVRAM Nonvolatile Random Access Memory OEM Original Equipment Manufacturer POR Power On Reset POST Power On Self Test ROM Read Only Memory SBCS Singl...

Page 21: ... The CIS moves from the home position and then returns 4 The CIS lamp comes on and then goes off 5 The Fax Auto Answer Copy Mode Scan Mode Fax Mode and Power button lights come on 6 Lexmark X7300 Series appears on the LCD 7 The Fax Auto Answer Copy Mode and Power lights remain on 8 Copy Mode appears on the LCD If the All In One completes POST with no errors go to Symptom tables on page 2 9 locate ...

Page 22: ... One back in and turn the power on If the error remains replace the USB cable If the error continues replace the system board 0306 Paper System Failure Failure in initializing DC paper feed system Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the system board 1100 Paper Jam There is paper jammed in the All In One or the...

Page 23: ... data has been sent from the host computer to the All In One Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the USB cable If the error continues replace the system board 1203 Printhead Short A short test detected a short circuit in the printhead Replace the print cartridge 1204 Printhead Programming Unable to program pse...

Page 24: ...on 1209 Flash Programming Error Cannot program Flash memory Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the USB cable If the error continues replace the system board 1210 Mode Select An invalid print mode was selected in the print command Select a valid print mode 1211 USB Error An error was detected in USB hardware o...

Page 25: ...n an incorrect mode to perform the requested operation Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the system board 1215 Math Error There is a problem doing math such as dividing by zero Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the sys...

Page 26: ... then plug the All In One back in and turn the power on If the error remains replace the system board 2100 Unlock Scanner The scanner mechanism is locked in place or unable to move due to other failure Unlock the scanner 2200 Scan Carrier Stall The scan carrier has stalled Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains check all...

Page 27: ...rd 120C NVRAM Error An error was detected in reading or writing NVRAM Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the system board 120D Never Error Stack over and under flow error Code error Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the...

Page 28: ...Corrupted The Control Section of NVRAM is corrupted Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the system board 121C Image Pipeline Error An error was detected in the image pipeline Unplug the All In One wait a few seconds then plug the All In One back in and turn the power on If the error remains replace the system ...

Page 29: ...Carrier transport service check on page 2 13 The CIS does not move The CIS lamp does not come on Go to the CIS module assembly service check on page 2 14 Symptom Action No carrier movement Slow carrier movement Carrier stops Carrier slams the side frame Go to the Carrier transport service check on page 2 13 Symptom Action Fails to cap the printheads Fails to clean the printheads Go to the Maintena...

Page 30: ...val on page 4 8 If the problem continues replace the system board Go to System board removal on page 4 14 Symptom Action The computer does not communicate with the printer Check the USB cable and system board cable connections If connections are okay replace the system board Go to the System board removal on page 4 14 Symptom Action CIS does not move Lamp does not come on Go to the CIS module asse...

Page 31: ... the PictBridge service check on page 2 15 Symptom Action Fails to pick up paper Picks up more than one sheet of paper Picks paper but fails to feed Paper jams Paper fails to exit Noisy paper pick motor Noisy paper feed Envelopes fail to feed Paper skews Go to the Paper feed service check on page 2 16 Symptom Action There is no power in the All In One motors do not operate Go to the Power service ...

Page 32: ...roblems Symptom Action Voids in characters Light print Prints off the page Fuzzy print Carrier moves but nothing prints Printhead dries prematurely Colors print incorrectly Vertical alignment off Go to the Print quality service check on page 2 19 ...

Page 33: ...e carrier transport mechanism Disconnect the carrier transport motor cable J10 from the system board and check for 15 ohms between the two wires on the carrier transport motor If the reading is incorrect replace the print engine Go to Print engine removal on page 4 17 Carrier Guide Rod Clean and lubricate the carrier rod Lubricate the carrier rod and the carrier rod bearing surfaces with grease P ...

Page 34: ...old contacts are damaged replace the carrier assembly Go to Carrier assembly with cables belt and cable clip removal on page 4 18 If the symptom remains replace the system board Go to System board removal on page 4 14 Unit Problem Action CIS Module Assembly If the CIS module does not move ensure that the belt is installed and is not binding Check the scanner motor connector JP3 on the system board...

Page 35: ... 12 Unit Problem Action Maintenance Station Assembly As the carrier moves to the left over the maintenance station a slot on the bottom of the carrier engages a tab on the sled of the maintenance station causing the cap to rise and seal the printheads When the carrier moves to the right it uncaps the printheads The wipers clean the printhead nozzle plates as the carrier leaves the maintenance stat...

Page 36: ...ect paper feed motor cable J11 from the system board and check for approximately 25 ohms between the two wires on the paper feed motor If the reading is incorrect replace the print engine Go to Print engine removal on page 4 17 If the reading is correct check for approximately 30 V dc at connector J11 on pins 1 and 2 If the voltage is incorrect replace the system board Go to System board removal o...

Page 37: ...e 4 23 ADF Scanner Lid Assembly Check the ADF paper feed motor connector J4 on the system board for proper connection Check the ADF paper feed sensor connector J15 on the system board If it is connected check for approximately 1 2 V dc on pin 1 and 3 2 V dc on pin 3 If the voltage is incorrect replace the ADF scanner lid assembly Go to ADF scanner lid assembly removal on page 4 5 Midframe Assembly...

Page 38: ...embly Go to Carrier assembly with cables belt and cable clip removal on page 4 18 Check for broken circuits or short circuits in the paper feed and carrier transport motors If either motor is defective replace the print engine Go to Print engine removal on page 4 17 If the control panel LCD buttons or power light fails check cable connection J6 on the system board and then run the Power On Self Te...

Page 39: ...s or repeatedly until Align Cartridges is highlighted 7 Press An alignment page prints If you aligned the cartridges to improve print quality print your document again If print quality has not improved clean the print cartridge nozzles Aligning print cartridges using the Productivity Suite 1 Load plain paper 2 From the desktop double click the Productivity Suite icon and then click Maintain Troubl...

Page 40: ...ress 8 A page prints forcing ink through the print cartridge nozzles to clean them 9 Print the document again to verify that the print quality has improved If print quality has not improved try cleaning the nozzles up to two more times Cleaning the print cartridge nozzles using the Productivity Suite 1 Load plain paper 2 From the desktop double click the Productivity Suite icon and then click Main...

Page 41: ...roblems or problems in the paper feed area Check for Correct type of paper Curled or wrinkled paper Paper path obstructions Feed roller wear or looseness Worn gears or binds If the paper feed roller or gears are defective replace the print engine Go to Print engine removal on page 4 17 Carrier Transport Blurred print and voids can be caused by problems in the carrier transport area Check the follo...

Page 42: ... dirty gently wipe it with a clean lint free cloth dampened with water Make sure all ink or corrective fluid is dry before placing a document on the scanner glass Make sure the document or photo is loaded correctly in the ADF or on the scanner glass Check the ink levels and install a new print cartridge if necessary To adjust the Brightness setting 1 Load the document facedown on the scanner glass...

Page 43: ... print cartridge in the left side of the carrier and a good color cartridge in the right 4 Close the scanner unit 5 Load paper in the paper tray 6 Press Menu 7 Highlight Maintenance and press 8 Press until Print Test Page appears on the LCD 9 Highlight Print Test Page and press to print the test page The test page consists of the following information Build Date Code Level Page Count ASIC Version ...

Page 44: ...all printhead nozzles The nozzle test pattern prints all nozzles on a diagonal line There should be no breaks in the nozzle test pattern A break in the pattern indicates one or more nozzles are not working If a print quality problem exists see Print quality service check on page 2 19 ...

Page 45: ...ectricity in your body to the machine Hold the ESD sensitive part by its edge connector shroud cover do not touch its pins If you are removing a pluggable module use the correct tool Do not place the ESD sensitive part on the machine cover or on a metal table if you need to put down the ESD sensitive part for any reason first put it into its special bag Machine covers and metal tables are electric...

Page 46: ...rocedures The following procedures are arranged according to the name of the All In One part discussed CAUTION Unplug the power cord before removing any parts Releasing plastic latches Many of the parts are held in place with plastic latches The latches break easily release them carefully To remove such parts press the hook end of the latch away from the part to which it is latched ...

Page 47: ...r original positions Before removing any component from the machine be sure you note the cable routing When servicing the machine Verify that documents are not stored in memory Move the print cartridge to the far right to cap the nozzles Unplug the power cord Use a flat and clean surface Use only authorized replacement parts Do not force plastic parts Control panel cover removal 1 Lift the scanner...

Page 48: ...4418 X6X 4 4 Service Manual Rear access cover removal 1 Remove two screws A 2 Remove the rear access cover ...

Page 49: ...y removal 1 Remove the rear access cover 2 Remove ground cable screw A and disconnect three cables B from the system board 3 Raise the ADF scanner lid assembly to the upright position 4 Separate the ADF scanner lid hinges C from the scanner module assembly ...

Page 50: ... 4 6 Service Manual 5 Lift to remove Scanner module assembly removal 1 Remove the rear access cover 2 Disconnect J12 A and JP3 B from the system board 3 Lift the scanner module assembly until the risers extend ...

Page 51: ...4418 X6X Repair information 4 7 4 Disconnect both risers 5 Lift the scanner module assembly and remove ...

Page 52: ... Manual Midframe cover with control panel and risers removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the control panel cover 5 Remove ten screws A ...

Page 53: ...4418 X6X Repair information 4 9 6 Lift the midframe cover to disconnect J6 B from the system board 7 Remove the midframe cover with control panel and risers ...

Page 54: ...4418 X6X 4 10 Service Manual Rear access door with sensor removal 1 Remove the rear access cover 2 Disconnect JP2 A from the system board ...

Page 55: ...4418 X6X Repair information 4 11 3 Use a flat thin blade screwdriver to separate the rear access door hinge from the base cover 4 Remove the rear access door with sensor ...

Page 56: ... module assembly 4 Disconnect J7 A from the fax card 5 Remove four screws B 6 Lift and remove the fax card PictBridge card assembly with cable removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the fax card ...

Page 57: ...4418 X6X Repair information 4 13 6 Disconnect P1 A from the system board ...

Page 58: ...PictBridge card assembly with cable System board removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Disconnect all cables from the system board ...

Page 59: ...4418 X6X Repair information 4 15 6 Remove seven screws A 7 Lift and remove the system board ...

Page 60: ...removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Disconnect both ends of the encoder strip A 6 Remove the encoder strip ...

Page 61: ...anner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the rear access door with sensor 6 Remove the fax card 7 Disconnect power supply and existing cable from the system board 8 Remove six screws A 9 Lift tilt and remove the print engine ...

Page 62: ...ly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the print engine 6 Remove the encoder strip 7 Remove the carrier shaft retainer clips A 8 Remove the carrier shaft through the left side 9 Press the carrier belt tensioner B and remove the belt C 10 Unplug the carrier cables from the system board ...

Page 63: ...4418 X6X Repair information 4 19 11 Press cable latch D pull the cables through the slot and remove the carrier assembly ...

Page 64: ...tenance station removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the print engine 6 Press two latches A ...

Page 65: ...4418 X6X Repair information 4 21 7 Slide the maintenance station forward and remove ...

Page 66: ... 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the print engine 6 Use a flat thin blade screwdriver to separate the exit tray hinge from the base cover 7 Lift and remove the exit tray ...

Page 67: ... removal 1 Remove the rear access cover 2 Remove the ADF scanner lid assembly 3 Remove the scanner module assembly 4 Remove the midframe cover with control panel and risers 5 Remove the print engine 6 Remove the exit tray The printer base with cover and paper pick assembly remains ...

Page 68: ...4418 X6X 4 24 Service Manual ...

Page 69: ...6 Control Panel Ribbon J7 Carrier Ribbon J8 Carrier Ribbon J9 Carrier Ribbon J10 Carrier Transport Motor Pins 1 and 2 30 V dc 2 J11 Paper Feed Motor Pins 1 and 2 30 V dc 2 J12 CIS Scanner Lamp Ribbon J15 ADF Paper Feed Sensor Pin 1 1 2 V dc Pin 3 3 2 V dc 4 J16 ADF End of Forms Sensor Pin 1 1 2 V dc Pin 3 3 2 V dc 4 J17 Paper Pick Motor Pins 1 and 2 30 V dc 2 J18 Paper Pick Sensor 4 P1 PictBridge ...

Page 70: ...r Description Approximate voltage Connector total number of pins JP1 Paper Encoder Dial Sensor Pin 1 4 8 V dc Pin 2 4 8 V dc Pin 3 4 8 V dc Pin 4 4 8 V dc 4 JP2 Rear Door Media Sensor Ribbon JP3 Scanner Motor 4 U6 Cartridge Access Sensor ...

Page 71: ...4418 X6X Locations and connectors 5 3 ...

Page 72: ...4418 X6X 5 4 Service Manual Fax card Connector Description Approximate voltage Connector total number of pins J7 Speaker 2 ...

Page 73: ...4418 X6X Locations and connectors 5 5 PictBridge card Connector Description Approximate voltage Connector total number of pins J1 PictBridge Pin 1 4 9 V dc 5 ...

Page 74: ...4418 X6X 5 6 Service Manual ...

Page 75: ...d or as needed not on a scheduled basis Use grease P N 40X0179 to lubricate the following All gear mounting studs The left and right ends of the large feed roller at the side frames The carrier to carrier frame engagement The carrier guide rod and carrier guide rod bearings Warning Keep grease from coming into contact with any electrical components as this may cause All In One damage or failure Do...

Page 76: ...4418 X6X 6 2 Service Manual ...

Page 77: ...umber that identifies this FRU Units mach Refers to the number of units actually used in the machine or product Units FRU Refers to the number of units packaged together and identified by the part number 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 parts description column indicates that the part is contai...

Page 78: ...7 2 Service Manual 4418 X6X Assembly 1 Covers ...

Page 79: ...k 2 20W0745 1 1 Cover control panel Hebrew 2 20W0747 1 1 Cover control panel Italian 2 20W0749 1 1 Cover control panel Japanese 2 20W0751 1 1 Cover control panel Korean 2 20W0753 1 1 Cover control panel Polish 2 20W0755 1 1 Cover control panel Brazilian Portuguese 2 20W0757 1 1 Cover control panel Russian 2 20W0759 1 1 Cover control panel Simplified Chinese 2 20W0761 1 1 Cover control panel Spanis...

Page 80: ...7 4 Service Manual 4418 X6X Assembly 1 cont Covers ...

Page 81: ...4418 X6X Parts catalog 7 5 Assembly 1 cont Covers Asm Index Part number Units mach Units FRU Description 1 1 40X2648 1 1 Lid ADF scanner assembly 2 40X2463 1 1 Module scanner assembly ...

Page 82: ...7 6 Service Manual 4418 X6X Assembly 2 Engine electronics and carrier ...

Page 83: ...tation maintenance 8 21H0302 1 1 Supply power universal 32 W 9 11B6501 1 1 Cord power USA Peru Canada LAD NS 11B6502 1 1 Cord power Australia NS 11B6503 1 1 Cord power UK Hong Kong NS 11B6504 1 1 Cord power Europe Asia NS 11B6507 1 1 Cord power South Africa NS 11B6508 1 1 Cord power Chile NS 11B6510 1 1 Cord power Brazil NS 11B6511 1 1 Cord power Japan NS 11B6512 1 1 Cord power Argentina NS 11B651...

Page 84: ...7 8 Service Manual 4418 X6X ...

Page 85: ... information 2 1 error codes 2 2 POST Power On Self Test sequence 2 1 POST symptom table 2 8 start 2 1 symptom tables 2 9 E error codes 2 2 ESD sensitive parts 4 1 G general information 1 1 H handling ESD sensitive parts 4 1 L LCD 2 1 2 10 locations and connectors 5 1 fax card 5 4 PictBridge card 5 5 system board 5 1 lubrication specifications 6 1 M maintenance approach 1 9 maintenance station 2 1...

Page 86: ...quality 2 22 scanner problems 2 10 scanner specifications 1 2 service checks ADF end of forms flag 2 17 ADF scanner lid assembly 2 17 carrier assembly 2 14 carrier transport 2 13 cartridge alignment 2 19 CIS module assembly 2 14 control panel 2 18 encoder strip 2 13 end of forms flag 2 17 maintenance station 2 15 paper feed 2 16 paper pick assembly 2 17 PictBridge 2 15 power 2 18 print cartridge 2...

Page 87: ...panel Greek 7 3 20W0745 Cover control panel Hebrew 7 3 20W0747 Cover control panel Italian 7 3 20W0749 Cover control panel Japanese 7 3 20W0751 Cover control panel Korean 7 3 20W0753 Cover control panel Polish 7 3 20W0755 Cover control panel Brazilian Portuguese 7 3 20W0757 Cover control panel Russian 7 3 20W0759 Cover control panel Simplified Chinese 7 3 20W0761 Cover control panel Spanish 7 3 20...

Page 88: ...m DBCS 7 7 40X2651 Card PictBridge assembly with cable 7 7 40X2652 Cover midframe with control panel and risers SBCS 7 3 40X2653 Cover midframe with control panel and risers DBCS 7 3 40X2654 Base printer with cover 7 3 7375511 Plain package B M 7 7 ...

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