Lexmark X850e, X852e, X854e MFP, Service Manual & Parts List

Service Manual & Parts List Lexmark X850e, X852e, X854e MFP;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Lexmark.
You can print, zoom or read any diagram, picture or page from this Service Manual & Parts List. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Lexmark X850e, X852e, X854e MFP. You can find easily everything what do you need.
To see what contain, please read table of contents:

Notices
Laser notice
Safety information
Preface
Definitions

GENERAL INFORMATION
Printer technology
Print speed
Maximum resolution
Time to first page
Processor
Memory
Standard connectivity
Optional connectivity
Operating systems – printer driver
Emulation
Fonts
Paper capacity
Paper handling
Media types
Media weights
Size and weight – without finisher
Duty cycle
Printer overview
Basic model
Configured model
Printer theory
Driving force transmission path
Media transport
Functions of main components
Media tray assembly
Multi-purpose feeder (MPF)
Detecting media size
Registration
Transfer roll assembly
Printhead assembly
Fuser
Exit
Drive
Electrical components and controller
Control
Media size control
Printhead control
Fuser control
Xerographic Process During a Print Cycle
Safety system diagram
Document scanning
Document scanning at platen
Document scanning at ADF
Image data flow
Drive torque transfer scheme
ADF feed motor assembly
ADF registration motor
Names and functions of components
Scanner unit assembly
ADF
Control
Document size detection at scanner unit assembly
ADF document size detection
Document scanning steps
Tandem tray theory
Driving force transmission path
Media transport
Media tray assembly
Main components
Duplex
Duplex drive motor
Media transport
Exit 2
Exit 2 drive motor
Media transport
Tools required for service
Acronyms

DIAGNOSTIC INFORMATION
Start
Using service checks
Confirm the installation status
Power-on Reset sequence
Control panel
Home screen and Home screen buttons
Using the LCD touch-screen buttons
Sample screen one
Information on touch-screen buttons
Sample screen two
Information on touch-screen buttons
Other touch-screen buttons
Features
Error code messages
Service checks
200.00 Sensor (registration) off jam (too long)
200.01 Sensor (registration) static on jam
201.00 Sensor (fuser exit) on jam
202.00 Sensor (fuser exit) off jam
202.01 Sensor (fuser exit) off (too short) jam
202.02 Sensor (fuser exit) static jam
203.00 Sensor (exit 2) on jam
203.01 Sensor (exit 2) off jam
203.02 Sensor (exit 2) on jam in standard bin or finisher
203.03 Sensor (exit 2) static jam
230.00 Sensor (duplex wait) on jam
230.00 Sensor (duplex wait) on jam
230.01 Sensor (duplex wait) static jam
231.00 Sensor (registration) on jam (duplex paper feed)
231.01 Sensor (registration) on jam (duplex paper feed)
241.00 Sensor (pre-feed) on jam (tray 1 feed)
241.01 Sensor (registration) on jam (tray 1 feed)
242.00 Sensor (pre-feed) on jam (tray 2 feed)
242.01 Sensor (tray 2 feed-out) on jam (tray 2 feed)
242.02 Sensor (registration) on jam (tray 2 feed)
242.03 Sensor (tray 2 feed-out) static jam
243.00 Sensor (pre-feed) on jam (tray 3 media feed)
243.01 Sensor (tray 3 feed-out) on jam (tray 3 media feed)
243.02 Sensor (tray 2 feed-out) on jam (tray 3 media feed)
243.03 Sensor (registration) on jam (tray 3 media feed)
243.04 Sensor (tray 3 feed-out) static jam
244.00 Sensor (tray 4 feed-out) on jam (tray 4 media feed)
244.01 Sensor (tray 3 feed-out) on jam (tray 4 media feed)
244.02 Sensor (tray 2 feed-out) on jam (tray 4 media feed)
244.03 Sensor (registration) on jam (tray 4 media feed)
244.04 Sensor (pre-feed) on jam (tray 4 media feed)
244.05 Sensor (tray 4 feed-out) static jam
250.00 Sensor (registration) on jam (MPF pick)
290.00 Switch (sheet through) static jam
290.01 Sensor (sheet through) on jam
290.02 Sensor (ADF pre-registration) on jam ADF simplex side 1
290.03 Sensor (ADF pre-registration) off jam
290.10 Sensor (ADF pre-registration) static jam
290.11 Sensor (ADF registration) on jam ADF simplex side 1
290.12 Sensor (ADF registration) on jam side 2
290.13 Sensor (ADF registration) off jam
290.14 Sensor (ADF inverter) on jam (Inverting))
290.15 Sensor (ADF registration) off jam (inverting)
290.21 Sensor (ADF width APS 1) static jam
290.22 Sensor (ADF width APS 2) static jam
290.23 Sensor (ADF width APS 3) static jam
291.00 Sensor (ADF registration) static jam
291.01 Sensor (ADF inverter) off jam (inverting)
291.02 Sensor (ADF inverter) on jam 2
291.03 Sensor (ADF inverter) off jam
294.00 Sensor (ADF inverter) static jam
294.01 Sensor (ADF pre-registration) on jam side 2
294.02 Sensor (ADF pre-registration) off jam on inverting
295.00 Size mismatch jam (mix-size)
295.01 Size mismatch jam (no mix-size)
295.02 Invalid combine size jam
295.03 Too short size jam
295.04 Too long size jam
298.01 Scanner cable missing or unplugged
841.00 Image pipeline ASIC failure
842.00 Scanner communication failure
842.01 Scanner communication failure
842.02 Scanner communication failure
842.03 Scanner communication failure
842.04 Scanner communication failure
842.10 Scanner unit assembly – ADF communication failure
842.11 Scanner communication failure (by scanner)
842.12 Scanner unit assembly communication failure
843.00 Sensor (scanner HP) failure
843.01 Scanner carriage over run failure
843.10 ADF RAM test failure
843.11 ADF EEPROM failure
843.12 ADF pick roll position lift up failure
843.20 Scanner unit assembly connection failure
843.21 Scanner unit assembly EEPROM failure
843.22 Scanner unit assembly EEPROM sub system failure
843.23 Scanner cooling fan failure
843.24 Image processing failure
843.25 Scanner controller card assembly failure 1
843.26 Scanner controller card assembly failure 2
844.00 Exposure lamp failure
844.01 White reference/exposure lamp illumination failure
845.00 CCD failure
845.01 CCD initialization (lamp on) failure
845.02 CCD initialization (lamp off) failure
846.00 Scanner communication failure
846.01 Scanner communication failure
846.10 Sensor (ADF width APS X) failure
846.12 Scanner unit assembly software logic failure
846.13 Switch (platen interlock) open
847.00 Modem failure
847.01 Fax failure
848.00 Modem failure
849.00 Hard drive failure
900.XX RIP card assembly software failure
903.00 RAM read/write check failure
904.00 NVM data failure
905.00 NVM read/write cannot be executed failure
906.00 CPU power to access NVM failure
907.00 RFID ASIC failure
908.00 PPM data failure
909.00 Zero cross failure
910.00 Transport motor stop failure
911.00 Transport motor failure
912.00 PC cartridge unit motor failure
913.00 Printhead assembly failure
914.00 Toner add motor assembly failure
915.00 Fuser cooling fan failure
916.00 PC cartridge cooling fan failure
917.00 LVPS cooling fan failure
918.00 Sensor (exit 1 media shift HP) failure
919.00 Sensor (exit 2 media shift HP) failure
919.01 Exit 2 unit assembly connection failure
920.00 Fuser unit assembly on time failure
921.00 Over heat temperature failure
922.00 Center thermistor failure
923.00 Rear thermistor failure
924.00 Pressure roll thermistor failure
925.00 Fuser operating temperature failure
927.00 PC cartridge RFID data write failure
928.00 PC cartridge RFID communication failure
929.00 Sensor (ATC) failure
930.00 Laser power failure
932.00 Toner cartridge RFID data write failure
933.00 Toner cartridge RFID communication failure
939.00 RIP card assembly communication failure
941.00 Media tray 1 lift up / no media tray failure
942.00 Media tray 2 lift up / no media tray failure
943.00 Tray 3 lift up / no tray failure
944.00 Tray 4 lift up / no tray failure
950.00 through 950.29 EPROM mismatch failure
950.30 through 950.60 EPROM mismatch failure
951.XX RIP card assembly NVRAM failure
952.XX Interconnect card assembly NVRAM CRC failure
953.XX Operator panel assembly NVRAM failure
954.XX Interconnect card assembly NVRAM failure
955.XX RIP card assembly NAND CRC failure
956.00 RIP card assembly processor failure
956.01 RIP card assembly processor over temperature failure
956.02 RIP card assembly cooling fan failure
956.03 RIP card assembly FPGA failure
980.00 2TM/TTM controller card assembly communication failure
980.03 Exit interface card assembly communication failure
980.04 Duplex controller card assembly communication failure
980.05 Engine flicker communication failure
997.00 Duplex controller card assembly type failure
2TM/TTM left door assembly open
Duplex left door assembly open
Exit 2 left door assembly open
Media size mismatch in width
Media size mismatch in width
No media in the select media tray
No media in the select media tray
Paper is installed (short edge) in the media paper tray
PC cartridge end of life
PC cartridge RFID failure
PC cartridge set failure
Printer front door open
Printer left door open
Printer left lower door open
Scheduled maintenance required
Standard bin 1 full
Standard bin 2 full
Scanner missing failure
Switch (ADF left cover interlock) open
Toner cartridge empty
Toner cartridge near empty
Toner cartridge failure
Toner cartridge RFID failure
Toner cartridge set failure
Tray 1 media size failure
Tray 2 media size failure
Tray 1 media size mismatch in length
Tray 2 media size mismatch in length
Tray 3 media size failure
Tray 4 media size failure
Tray 3 media size mismatch in length
Tray 4 media size mismatch in length
Image quality trouble
Troubleshooting
Image Quality

DIAGNOSTIC AIDS
Accessing service menus
Diagnostics Menus
Entering Diagnostics Menus
Available tests
MOTOR TESTS
PRINT TESTS
HARDWARE TESTS
DUPLEX TESTS
INPUT TRAY TESTS
OUTPUT BIN TESTS
FINISHER TESTS
BASE SENSOR TEST
DEVICE TESTS
PRINTER SETUP
EVENT LOG
SCANNER TESTS
Scanner Manual Registration
Printing the registration test original page
Testing the manual scanner registration
Analyzing the manual scanner registration copies
Manually adjusting the scanner’s registration
Scanner manual registration factory defaults
Exiting Diagnostics Menu
Configuration Menu
Entering Configuration Menu
Available menus
Maintenance Counter Value
Reset Maintenance Counter
REGISTRATION
Print Quality Pages (Configuration Menu)
SIZE SENSING
Panel Menus
PPDS Emulation
Factory Defaults
Energy Conserve
Min Copy Memory
Format Fax Storage
EVENT LOG (Configuration Menu)
ADF Edge Erase
FB Edge Erase
Paper Prompts
Envelope Prompts
Jobs On Disk
Disk Encryption
Wipe Disk
Font Sharpening
Require Standby
Short Edge Printing
Tray Low Message
LES Applications
Key Repeat Initial Delay
Key Repeat Rate
Exiting Configuration Menu
Repeating defects

REPAIR INFORMATION
Handling ESD-sensitive parts
Removal procedures
Before starting service work
Printer front left cover removal
Switch (printer front door interlock) removal
Top cover assembly removal
Printer front door assembly removal
Front door support strap and front door magnetic catch removal
Front inner cover removal
Right upper cover removal
Right lower cover removal
Rear motor cover removal
Rear lower cover removal
Rear RIP card cover removal
Option hookup cover removal
Rear upper cover removal
Controller box lower cover removal
Controller box side cover removal
Switch (media size) removal
Media feed unit assembly 1 removal
Media feed unit assembly 2 removal
Media tray side guides removal
Media tray end guide removal
Media tray lift gear group removal
Media feed lift motor removal
Tray lift coupling assembly removal
Tray lift one way clutch / gear assembly removal
Media feed unit drive gear – 13 tooth removal
Media out actuator removal
Sensor (media level) removal
Sensor (media out) removal
Sensor (pre-feed) removal
Media feed unit drive gear – 28 / 21 tooth removal
Media feed unit drive gear – 29 tooth removal
Feed roll removal
Feed roll one way clutch removal
Feed roll one way gear 22 tooth removal
Separation roll one way friction clutch removal
Separation roll removal
Pick roll idler gear 33 tooth removal
Pick roll removal
Pick roll drive gear 25 tooth removal
Feed unit drive gear 27 tooth removal
MPF feed unit assembly removal
MPF media out actuator and upper frame removal
Sensor (MPF media out) removal
MPF transport pinch roll assembly removal
MPF rear cover removal
MPF feed drive gear group removal
MPF pressure pad removal
MPF transport roll assembly removal
MPF pick solenoid / pick lever removal
MPF feed shaft assembly removal
MPF pick roll removal
MPF fold down tray assembly removal
Vertical drive gear assembly removal
Switch (left lower door interlock)
Media transport roll assembly / gear removal
Printer left lower door assembly removal
Printer left lower pinch roll assembly removal
Left lower door handle assembly removal
Transfer roll assembly removal
Printer left door support strap removal
Printer left door assembly removal
Switch (printer left door interlock) removal
Transfer roll guide assembly removal
Printer left door assembly handle removal
Registration roll assembly removal
Registration clutch assembly removal
Sensor (registration) removal
MPF/transport drive motor assembly removal
Sensor (tray 2 feed-out) removal
Switch (PC cartridge interlock) removal
Sensor (humidity and temperature) removal
Sensor (RFID PC cartridge) and sensor (RFID toner cartridge) removal
Toner cartridge guide assembly removal
Toner add motor assembly removal
Fuser cooling fan removal
Printhead assembly removal
PC cartridge cooling fan duct removal
PC cartridge cooling fan removal
Sensor (fuser exit) removal
Fuser unit assembly removal
Exit 1 media shift assembly removal
Media shift motor removal
Sensor (exit 1 media shift) removal
Sensor (exit 1 bin full) removal
Exit 1 media shift gear removal
Exit 1 drive belt removal
Dual drive motor assembly removal
High voltage power supply (HVPS) card removal
Switch (main power) removal
Exit interface card assembly removal
Printer engine card assembly removal
LVPS card assembly removal
LVPS cooling fan removal
AC drive card assembly removal
AC power input socket assembly removal
AC power input socket removal
Finisher AC output removal
RIP card chassis bracket removal
RIP card assembly removal
Fax interface card assembly removal
Hard drive removal
Interconnect card assembly removal
Scanner removals
Scanner top rear cover removal
Scanner left cover removal
Scanner right cover removal
Operator panel assembly removal
USB connector removal
Operator panel user touch screen removal
Operator panel controller card assembly removal
Operator panel inverter card assembly removal
Scanner unit assembly removal
Large platen glass removal
Scanner controller card assembly removal
Small platen glass removal
CCD card/lens assembly removal
Sensor (platen length APS 1) removal
Sensor (platen length APS 2) removal
Switch (platen interlock) removal
Sensor (scanner HP) removal
ADF angle actuator assembly removal
Sensor (ADF angle) removal
Scanner PS card assembly removal
Scanner drive motor assembly removal
Scanner cooling fan removal
Exposure lamp PS card assembly removal
Exposure lamp removal
ADF removals
ADF unit assembly removal
Platen cushion removal
Media scan guide removal
ADF media feed assembly removal
Document tray assembly removal
ADF rear cover removal
ADF front cover assembly removal
ADF controller card assembly removal
ADF left cover assembly removal
Left cover pinch roll assembly removal
ADF feed drive motor assembly removal
Inverter solenoid assembly removal
Document set LED removal
Sheet through actuator removal
Sensor (pick roll position HP) removal
ADF feed/pick roll assembly removal
Document set actuator removal
ADF left cover media guide removal
Pick roll position motor assembly removal
Switch (ADF left cover interlock) removal
Sensor (ADF width APS 1)
Sensor (ADF width APS 2)
Sensor (ADF width APS 3)
Sensor (ADF registration)
Sensor (ADF pre-registration)
Sensor (ADF inverter)
Actuator/media guide assembly removal
Inverter gate removal
ADF registration roll assembly removal
ADF feed-out roll assembly removal
ADF separation roll guide assembly
ADF exit roll assembly removal
ADF transport roll assembly removal
Sensor (document set) removal
Sensor (sheet through) removal
ADF registration motor removal
Sensor (document tray width 1) removal
Sensor (document tray width 2) removal
Sensor (document tray width 3) removal
Sensor (document tray length 1) removal
Sensor (document tray length 2) removal
2000-sheet dual input (TTM) removals
2000-sheet dual input (TTM)-top cover removal
2000-sheet dual input (TTM)-foot cover removal
2000-sheet dual input (TTM)-right cover removal
2000-sheet dual input (TTM)-left cover removal
2000-sheet dual input (TTM)-rear cover removal
2000-sheet dual input (TTM)-caster removal
2000-sheet dual input (TTM)-tray support roll removal
2000-sheet dual input (TTM)-tray 4 assembly removal
2000-sheet dual input (TTM)-tray 3 assembly removal
2000-sheet dual input (TTM)-tray 3 front cover removal
2000-sheet dual input (TTM)-tray 3 rear cable assembly removal
2000-sheet dual input (TTM)-tray 3 front cable assembly removal
2000-sheet dual input (TTM)-media guide rack and pinion removal
2000-sheet dual input (TTM)-tray 3 media guide lock assembly removal
2000-sheet dual input (TTM)-tray 3 mylar actuator removal
2000-sheet dual input (TTM)-tray 4 front cover removal
2000-sheet dual input (TTM)-tray 4 media transport assembly removal
2000-sheet dual input (TTM)-tray 4 rear cables removal
2000-sheet dual input (TTM)-tray 4 front cables removal
2000-sheet dual input (TTM)-tray 4 media guide rack and pinion removal
2000-sheet dual input (TTM)-tray 4 media guide lock assembly removal
2000-sheet dual input (TTM)-tray 4 mylar actuator removal
2000-sheet dual input (TTM)-media feed unit assembly removal (tray 4)
2000-sheet dual input (TTM)-sensor (tray 4 feed-out) removal
2000-sheet dual input (TTM)-switch (TTM media size) removal
2000-sheet dual input (TTM)-media feed unit assembly removal (tray 3)
2000-sheet dual input (TTM)-2TM/TTM media transport roll assembly removal
2000-sheet dual input (TTM)-sensor (tray 3 feed-out) removal
2000-sheet dual input (TTM)-media feed lift motor removal
2000-sheet dual input (TTM)-lift coupling assembly removal
2000-sheet dual input (TTM)-one-way clutch / gear assembly removal
2000-sheet dual input (TTM)-media feed unit drive gear 13 tooth removal
2000-sheet dual input (TTM)-media out actuator removal
2000-sheet dual input (TTM)-sensor (media level) removal
2000-sheet dual input (TTM)-sensor (media out) removal
2000-sheet dual input (TTM)-sensor (pre-feed) removal
2000-sheet dual input (TTM)-media feed unit drive gear 28 / 21 tooth removal
2000-sheet dual input (TTM)-media feed unit drive gear 29 tooth removal
2000-sheet dual input (TTM)-feed roll removal
2000-sheet dual input (TTM)-feed roll one-way clutch removal
2000-sheet dual input (TTM)-one-way 22 tooth removal
2000-sheet dual input (TTM)-separation roll one-way friction clutch removal
2000-sheet dual input (TTM)-separation roll removal
2000-sheet dual input (TTM)-pick roll idler gear 33 tooth removal
2000-sheet dual input (TTM)-pick roll removal
2000-sheet dual input (TTM)-pick roll drive gear 25 tooth removal
2000-sheet dual input (TTM)-feed unit drive gear 27 tooth removal
2000-sheet dual input (TTM)-2TM/TTM left door assembly removal
2000-sheet dual input (TTM)-switch (2TM/TTM left door interlock) removal
2000-sheet dual input (TTM)-tray 3 lift gear assembly removal
2000-sheet dual input (TTM)-tray 4 lift gear assembly removal
2000-sheet dual input (TTM)-drive motor assembly removal
2000-sheet dual input (TTM)-2TM/TTM controller card assembly removal
2000-sheet dual input (TTM)-clutch removal
Duplex unit removals
Duplex unit assembly removal
Duplex docking locks removal
Duplex support strap removal
Duplex drive gear 28 tooth removal
Duplex drive gear 33 / 74 tooth removal
Duplex drive gear 33 tooth removal
Duplex drive gear 42 tooth removal
Duplex switch (left cover interlock) removal
Duplex media in actuator removal
Duplex drive motor assembly removal
Duplex controller card assembly removal
Duplex sensor (duplex wait) removal
Duplex access handle removal
Duplex media transport rolls removal
Duplex media center transport roll removal
Exit 2 removals
Exit 2 unit assembly removal
Exit 2 unit docking lever removal
Exit 2 left door handle removal
Exit 2 diverter gate removal
Exit 2 left cover removal
Exit 2 right cover removal
Standard bin full exit 2 actuator removal
Exit 2 actuator removal
Exit 2 switch (exit 2 left door interlock) removal
Exit 2 media shift gear removal
Exit 2 media diverter solenoid removal
Exit 2 sensor (exit 2) removal
Exit 2 sensor (exit 2 media shift HP) removal
Exit 2 sensor (standard bin full exit 2) removal
Exit 2 cooling fan removal

COMPONENT LOCATIONS
Locations
Printer boards
HVPS
LVPS
Printer motors and sensors
Printer switches
Cables
TTM components
Duplex components
Exit 2 components

PREVENTIVE MAINTENANCE
Safety inspection guide
Lubrication specifications
Scheduled maintenance

PARTS CATALOG
How to use this parts catalog
Assembly 1: Covers (1 of 2)
Assembly 2: Covers
Assembly 3: Media feed unit
Assembly 4: Media feed unit exploded (tray 1 and tray 2)
Assembly 5: Media tray
Assembly 6: MPF unit
Assembly 7: MPF unit feed
Assembly 8: Left lower door and transport
Assembly 9: Left door and transfer roll
Assembly 10: Printer left door
Assembly 11: Registration
Assembly 12: Printhead, cartridge guides, and fans
Assembly 13: Fuser
Assembly 14: Standard Exit 1
Assembly 15: Dual unit drive motor
Assembly 16: Electrical
Assembly 17: Covers and operator panel
Assembly 18: Platen glass
Assembly 19: Lens and sensors
Assembly 20: Carriage motor and cooling fan
Assembly 21: Full/half rate carriage
Assembly 22: ADF assembly
Assembly 23: ADF covers and components
Assembly 24: ADF base
Assembly 25: ADF feeder
Assembly 26: ADF left cover components
Assembly 27: ADF media guide
Assembly 28: ADF feeder roll
Assembly 29: ADF motor unit
Assembly 30: ADF document tray
Assembly 31: 2000-sheet dual input (TTM)-covers
Assembly 32: 2000-sheet dual input (TTM)-tray 3
Assembly 33: 2000-sheet dual input (TTM)-tray 4
Assembly 34: 2000-sheet dual input (TTM)-feed and transport
Assembly 35: 2000-sheet dual input (TTM)-feed and transport
Assembly 36: 2000-sheet dual input (TTM)-media feed unit
Assembly 37: 2000-sheet dual input (TTM)-left door
Assembly 38: 2000-sheet dual input (TTM)-drive and electrical
Assembly 39: Duplex outer
Assembly 40: Duplex inner
Assembly 41: Exit 2 outer
Assembly 42: Exit 2 inner
Assembly 43: Electrical cables
Assembly 44: Electrical cables
Assembly 45: Electrical cables
Assembly 46: Electrical cables
Assembly 47: Electrical cable
Assembly 48: Power cords
Assembly 49: Miscellaneous
Index
Part number index

Number of pages: 850.