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Lexmark Optra W812 4022

Tags : LexmarkOptraW8124022-XXX4022-1004022-110 
Lexmark Optra W812 4022 Manuel de service

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Description

Lexmark Optra W812 4022-XXX Service Manual
Edition: March 24, 2006

Laser Notices . ix
Safety Information . xvii
Preface xx
General Information . 1-1
Maintenance Approach . 1-1
Tools Required . 1-1
Acronyms . 1-2
Preparing for shipping 1-3
Principles of Operation . 1-4
Overview of Print Process . 1-4
Paper Transfer 1-8
Generating Print Image . 1-9
Transmission of Driving Power 1-10
Driving Power Transmission to Paper Feeder . 1-13
Driving Power Transmission to Roll Registration Metal and Rubber . 1-14
Driving Power Transmission to Drum and Transfer Roller 1-15
Driving Power Transmission to Fuser Assembly . 1-16
Driving Power Transmission to Roll Assembly 1-17
Printer Component Function 1-17
250-Sheet Paper Tray/Cassette Assembly . 1-17
Paper Pick/Feed . 1-19
Fuser 1-24
Frame and Drive . 1-27
Xerographics 1-30
Electrical . 1-32
Diagnostic Information 2-1
Start . 2-1
Operator Panel Messages 2-1
Status Screen 2-2
Ready 2-2
Status Messages 2-2
User Error Messages 2-2
Service Messages . 2-2
User Error Messages 2-3
Service Error Code Table . 2-8
Service Check Table 2-10
Service Checks Flowchart . 2-11
How to Use the Service Checks Flowchart . 2-11
How to Follow a Service Check 2-11
Notes on Using Service Checks . 2-12
Symptom Service Checks 2-13
Inoperative Printer Service Check 2-14
Erratic Printer Operation Service Check . 2-15
Blank, Erratic, or Inoperative Operator Panel Service Check . 2-16
Paper Feed Service Check . 2-17
Print Quality Service Checks 2-18
Using Diagnostic Test Print . 2-18
Light (Undertoned) Prints Service Check 2-18
Blank Prints Service Check . 2-20
Black Prints Service Check . 2-21
Vertical Band Deletions Service Check 2-22
Horizontal Band Deletions Service Check 2-24
Vertical Streaks Service Check 2-25
Horizontal Streaks Service Check 2-26
Spot Deletions Service Check . 2-27
Background Service Check . 2-28
Toner on Back of Print Service Check . 2-29
Skewed Image Service Check . 2-31
Damaged Prints Service Check 2-32
Unfused Image or Image Easily Rubs Off of Page Service Check . 2-33
Repetitive Marks on Each Page Service Check . 2-34
Lead Edge Registration is Not Correct Service Check 2-35
Side-to-Side Registration is Not Correct Service Check . 2-36
Electrical Interference . 2-37
Diagnostic Aids . 3-1
Using the Operator Panel Diagnostics Menu 3-1
Entering Diagnostic Mode . 3-1
Exiting Diagnostic Mode 3-1
Print Tests . 3-4
Print Quality Pages 3-6
Hardware Tests . 3-7
LCD Hardware Test 3-7
Button Test . 3-7
DRAM Memory Test . 3-7
DRAM Error 3-8
ROM Memory Test . 3-8
Parallel Wrap Test . 3-8
Serial Wrap Test . 3-10
Duplex Tests 3-12
Duplex Quick Test 3-12
Duplex Sensor Test . 3-12
Input Tray Tests 3-13
Input Tray Feed Test 3-13
Base Sensor Test 3-14
Storage Device Tests . 3-15
Quick Disk Test 3-15
Disk Test/Clean 3-15
Flash Test 3-16
Printer Setup 3-17
Defaults 3-17
Setting the Page Count 3-17
Viewing the Permanent Page Count 3-17
Serial Number . 3-17
Configuration ID . 3-18
Error Log . 3-19
Viewing the Error Log . 3-19
Clearing the Error Log . 3-20
Configuration Mode . 3-20
Viewing and Resetting the Maintenance Page Count . 3-22
Setting Printer Registration . 3-23
Repair Information 4-1
Removals . 4-1
Notations in the Removals and Replacement Procedures 4-1
Front Cover Assembly Removal 4-3
Left Cover Assembly Removal . 4-4
Rear Cover Removal . 4-5
Right Cover Removal 4-6
Top Cover Assembly Removal . 4-7
Card Cage Cover Removal 4-8
Duplex Output Feed Roller Assembly and Clutch Removal . 4-9
Engine Card Removal . 4-10
Fan Removal 4-11
Fuser Assembly Removal 4-12
HVPS Removal 4-13
HVPS Cover Removal . 4-14
Left Cartridge Guide Assembly Removal 4-15
Lower Duplex Out Guide Assembly Removal . 4-16
LVPS Removal 4-17
Main Drive Assembly Removal 4-18
MPF Input Paper Feed Assembly Removal 4-19
MPF Paper Present Flag Removal . 4-20
MPF Pick Roll Removal 4-21
MPF Pick Roll Assembly Removal . 4-22
MPF Separator Pad Assembly Removal . 4-23
MPF Solenoid Removal 4-24
MPF Tray Assembly Removal . 4-25
Operator Panel Removal . 4-26
Optional 250-Sheet Pick Roller Removal 4-27
Optional 500-Sheet Pick Roller Removal 4-27
Optional 500-Sheet Separator Pad/Lift Plate Assembly Removal 4-28
Paper Size Dial and Card Assembly Removal . 4-30
Paper Tray Lift Plate Removal . 4-31
Printhead Assembly Removal . 4-32
Rear Plate Removal . 4-33
Right Cartridge Guide Assembly Removal . 4-34
RIP Controller Card Removal . 4-34
Toner Sensor Removal 4-35
Transfer Guide Assembly Removal . 4-36
Transfer Roller Removal . 4-38
Tray 1 Present Switch Removal 4-39
Tray 1 Pick Roll Removal . 4-40
Tray 1 Pick Roller Assembly Removal . 4-41
Tray 1 Solenoid Removal . 4-42
Upper Duplex Out Guide Assembly Removal . 4-43
Upper Card Cage Cover Removal 4-44
250-Sheet Separator Pad Assembly Removal 4-45
Connector Locations 5-1
P/J Location Table . 5-1
Harness Route Diagram . 5-10
Printer Wiring Diagrams . 5-15
Wiring Diagram Notations 5-15
General Wiring Diagram . 5-16
Engine Board <-> LVPS <-> Interlock SW and Fan (1/3) 5-18
Engine Board <-> LVPS <-> Interlock SW and Fan (1/3) 5-19
Engine Board <-> LVPS <-> Interlock SW and Fan (3/3) 5-20
Engine Board <-> Fuser Assembly and LVPS (1/2) 5-20
Engine Board <-> Printhead and Toner Cartridge (1/3) 5-22
Engine Board <-> Printhead and Toner Cartridge (3/3) 5-24
Engine Board <-> HVPS <-> Toner Cartridge (BCR and Mag. Roll), Transfer Roller
and Detack Saw (1/3) . 5-24
Engine Board <-> HVPS <-> Toner Cartridge (BCR and Mag. Roll), Transfer Roller
and Detack Saw (3/3) . 5-26
Engine Board <-> HVPS <-> Clutch Registration, Sensor Registration and Sensor
Option1 (1/1) 5-26
Engine Board <-> Solenoid T1/MPF, Sensor LP/MPF NP/FDR LP/FDR NP, Clutch
Turn, and SW D2X (1/3) . 5-28
Engine Board <-> Solenoid T1/MPF, Sensor LP/MPF NP/FDR LP/FDR NP, Clutch
Turn, and SW D2X (3/3) . 5-30
Engine Board <-> LVPS <-> Main Motor (1/1) . 5-31
Engine Board <-> Sensor Toner (1/1) . 5-32
Preventive Maintenance . 6-1
Safety Inspection Guide 6-1
Scheduled Maintenance 6-1
Parts Catalog7-1
Index I-1





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