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Lexmark Optra T430 4048

Tags : LexmarkOptraT4304048-1xx 
Lexmark Optra T430 4048 Manuel de service

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Description

Lexmark T430 4048-1xx Service Manual
Edition: October 23, 2006

Laser notices . vii
Safety informationxvii
Preface . xxii
Definitions xxii
General information 1-1
Models 1-1
Maintenance approach 1-1
Special tools 1-2
Printer identification 1-2
Printer features and specifications . 1-3
Operator panel 1-3
Resolution and print quality 1-4
Memory and user flash memory. 1-5
Printer data streams . 1-5
Print area 1-6
Supplies 1-6
Fonts . 1-6
Media and paper handling . 1-7
Media . 1-7
Standard and optional paper sources 1-8
Input media sources1-9
Output media 1-10
Acronyms . 1-11
Diagnostic information . 2-1
Start 2-1
Power–On Reset (POR) sequence . 2-2
Symptom tables . 2-3
POST symptom table. 2-3
Printer symptom table 2-4
Messages and error codes . 2-6
Service error codes 2-6
User attendance messages . 2-11
Paper jam messages 2-22
Sub error codes 2-24
Disconnects on the controller card2-34
Service checks . .2-36
Cooling fan service check .2-36
Cover interlock switch service check.2-37
Controller card service check . .2-38
Dead machine service check.2-39
Low voltage power supply (LVPS) service check .2-39
High voltage power supply (HVPS) service check.2-40
Fuser service check. .2-40
Main motor service check .2-42
Operator panel service check . .2-43
Transfer roll service check . .2-44
Paper feed service checks.2-45
Parallel port service check.2-49
Print quality service checks . .2-50
Solving print quality problems . .2-56
Diagnostic aids .3-1
Additional service menus .3-1
Diagnostics Mode .3-2
Entering Diagnostic Mode . .3-2
REGISTRATION .3-4
PRINT TESTS .3-5
HARDWARE TESTS . .3-6
DUPLEX TESTS .3-9
INPUT TRAY TESTS.3-12
BASE SENSOR TEST. .3-14
DEVICE TESTS.3-14
PRINTER SETUP .3-15
EP SETUP.3-17
ERROR LOG .3-18
Configuration Menu . .3-21
Entering CONFIG MENU. .3-21
Maint Cnt Value .3-22
Reset Maint Cnt .3-22
Prt Quality Pgs. .3-23
Panel Menus .3-23
PPDS Emulation . .3-23
Download Emuls . .3-24
Demo Mode . .3-24
Factory Defaults.3-24
Energy Conserve . .3-25
ERROR LOG .3-25
Paper Prompts. .3-26
Env Prompts .3-26
Reduced Curl .3-26
Exit Config Menu . .3-26
Paper jams .3-27
Repair information . 4-1
Handling ESD-sensitive parts . 4-1
Adjustments 4-2
Printhead assembly adjustment . 4-2
Adjusting paper feed alignment (skew) . 4-5
Lubrication . 4-6
Reassembly 4-7
Removal procedures 4-8
MPF door cover removal 4-8
Front cover removal 4-9
Top cover assembly removal 4-11
Right side cover removal . 4-12
Left side cover removal 4-14
Rear cover removal . 4-15
Rear exit door removal. 4-17
Output tray full flag removal . 4-18
Operator panel cable removal . 4-20
Operator panel assembly removal 4-22
Duplex tray assembly removal. 4-24
Bottom pan removal . 4-25
Fuser assembly removal . 4-26
Fuser paper exit guide assembly removal 4-29
Fuser exit sensor removal 4-33
Cartridge contact assembly removal 4-34
Tray damper and spring removal . 4-35
Door latch removal 4-36
Paper guide roller removal 4-37
Charge roll removal . 4-38
Right guide removal . 4-39
Left guide removal 4-40
Cartridge signature button sensor removal . 4-42
Transfer roll assembly . 4-43
Bracket, paper detect (input sensor) removal . 4-44
D–roll feed removal, tray 14-44
D–roll shaft assembly removal, tray 1 . 4-45
3–pin and 2–pin connectors removal 4-46
Printhead removal 4-46
Controller card cage (with card in place) removal 4-48
Controller card assembly removal 4-50
MPF gear removal 4-52
Main drive motor assembly removal 4-53
Main drive assembly removal4-55
Exit drive motor removal . 4-58
Exit drive assembly removal 4-59
Ratchet drive removal . 4-60
Reference feed assembly removal4-62
Cartridge coupling assembly removal . .4-65
Upper MPF housing assembly (with paper flag) removal .4-66
MPF paper sensor removal . .4-67
Lower MPF housing assembly removal.4-70
Backup feed roller assembly removal . .4-72
MPF pick roller assembly removal .4-73
HVPS card removal . .4-75
LVPS fan removal .4-76
LVPS card removal . .4-77
Inner link and outer link assembly removal . .4-78
Cooling fan removal. .4-82
Locations and connections .5-1
Exterior locations .5-1
Connectors . .5-2
Controller card assembly .5-2
Low voltage power supply (LVPS) .5-7
High voltage power supply (HVPS) . .5-8
Preventive maintenance .6-1
Safety inspection guide . .6-1
Lubrication specifications .6-1
Scheduled maintenance . .6-2
Maintenance kits .6-2
Maintenance kit parts group . .6-3
Parts catalog .7-1
How to use this parts catalog . .7-1
Assembly 1: Covers .7-2
Assembly 2: Paper feed . .7-4
Assembly 3: Frame . .7-6
Assembly 4: Multipurpose feeder (MPF) . .7-8
Assembly 5: Fuser.7-9
Assembly 6: Charging . .7-10
Assembly 7: Electronics and cables 1 . .7-12
Assembly 8: Electronics and cables 2 . .7-14
Assembly 9: Sensors .7-18
Assembly 10: Options . .7-20
Index . I-1
Part number index I-7




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