Home » Lexmark Manuals » Laser Printers » Lexmark 4049LMO » Manual Viewer

Lexmark 4049LMO Service Manual - Page 145

Parts Catalog 7-3, Front Cover Asm, R/Rx/Rt plastic latch

Add to My Manuals
Save this manual to your list of manuals

Page 145 highlights

4049-XXX AsmIndex 1-1 -1 -1 -1 -1 -1 -1 -1 -1A NS NS -2 NS -3 -4 -4 NS -5 -5 -5 -5 -5A -5A -7 -8 -12 -14 -14 -15 -17 Part Number 1408175 1427491 1408173 1425483 69G3152 1381852 1381851 1381850 1381631 1408172 1381656 1408176 1381865 1381862 1408233 1408184 1408384 69G9481 69G9482 1381858 1381864 1329070 69G9483 1408188 1381657 1381658 1381875 1408394 Units 1 1 1 1 1 1 1 1 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Description Top Cover, R Top Cover, Rx Top Cover, L Top Cover, Lx/Lxi Top Cover, Rt Top Cover, R+ Top Cover, Rt+ Top Cover, Lx+/Lxi+ Operator Panel Asm Screw, Operator Panel-Parts Packet 1381663 Plug, Printhead Adjustment, R/Rx/Rt Tray Asm, Stacker, L/Lx Spring, Stacker-Parts Packet 1381666 Right Cover Asm Plastic Latch, Right Cover Metal Latch, Right Cover Spring, Right Cover Latch Front Cover Asm, R/Rx/Rt (plastic latch) Front Cover Asm, L/Lx (plastic latch) Front Cover Asm, R/Rx/Rt (metal latch) Front Cover Asm, L/Lx (metal latch) Bracket, Front Cover Retaining (plastic latch) Bracket, Front Cover Retaining (metal latch) Output Deflector Output Deflector Lever, W/spring Left Cover Paper Stop Asm, R/Rx/Rt Paper Stop Asm, L/Lx Cover Asm, Front Exit Tray Manual Feed Tray with guide Parts Catalog 7-3

Section	Page
Table of Contents	3
Notices and Safety Information	9
Laser Notice	9
Laser	10
Avis relatif à l’utilisation de laser	10
Avvertenze sui prodotti laser	11
Avisos sobre el láser	11
Declaração sobre Laser	12
Laserinformatie	12
Lasermeddelelse	13
Huomautus laserlaitteesta	13
Laser-notis	14
Laser-melding	14
Avís sobre el Làser	15
Japanese Laser Notice	15
Chinese Laser Notice	16
Korean Laser Notice	16
Trademarks	17
Safety Information	18
Consignes de Sécurité	18
Norme di sicurezza	19
Sicherheitshinweise	19
Pautas de Seguridad	20
Informações de Segurança	20
Informació de Seguretat	21
Preface	23
1. General Information	24
Power Consumption	25
Options	25
Maintenance Approach	26
Tools Required For Service	26
Abbreviations	27
2. Diagnostic Information	28
Start	28
Power-On Self Test (POST)	37
Symptom Table	38
Banding	39
Background	39
Black Page	40
Blank Page	41
Blurred or Fuzzy Print	42
Dead Machine	42
Duplex	43
Fan (927 Error)	45
Fuser Theory	46
Fuser: 920, 921, or 922 Error	46
Fuser: 923 or 924 Error	47
Honeycomb	47
Horizontal Void or Streak	47
LAN Problems	48
Light Print	48
Network Card 977 Errors	48
Network Wrap Tests	49
Output Bin Sensor	49
Operator Panel Problem	49
Paper Feed Problem, 500-Sheet Option or 200-Sheet ...	50
Paper Feed, Base Printer	50
Paper Feed, Duplex Unit	52
Paper Feed Problem, Envelope+ Feeder/ 100-Sheet Au...	53
Paper Feed Problem, 200-Sheet Second Drawer, Rt	53
Paper Feed Problem, Dual Rear Feeder	54
Paper Feed Problem, High Capacity Feeder	56
Printhead	57
Paper Size Sensing Problem	58
Regularly Spaced Marks	59
Residual Image	59
Random Marks	59
Skew, all edges	60
Skew, top and bottom only	60
Stalled (diamonds on display)	61
Vertical Void or Streak	61
3. Diagnostic Aids	62
Diagnostics Mode	62
Diagnostics Mode Menu Structure	62
Diagnostics Mode Tests	64
Auto Clean	64
Auto Clean Frequency	64
Auto Clean Delay	65
Button Test	65
Charge Roll	65
Defaults	66
Disk Test/Clean	66
Duplex Feed 1 Test	67
Duplex Feed 2 Test	67
Envelope Enhance	68
Envelope Print Test	68
Error Log	69
Flash Test	69
Fuser Temperature And Warm-Up Time	69
LCD Test	70
Maintenance Kit Count	71
Memory Tests	71
Page Count	71
Paper Feed Tests	71
Parallel Confidence	72
Permanent Page Count	72
Print Contrast	72
Print Registration	73
Print Test 1	74
Print Test 2	74
Print Test 3	75
Quick Disk Test	75
Quick Test	75
Sensor Test	76
Top Margin and Duplex Quick Tests	76
Transfer	77
Wrap Tests	77
Other Tests	78
Developed Image Test	78
LAN Information	78
Print Test Page	79
Print Test with RIP Board Removed	79
4. Repair Information	80
Handling ESD-Sensitive Parts	80
Adjustments	81
Envelope Restraint Spring On The Envelope+ Feeder ...	81
Paper Restraint Spring On The 100-Sheet Auxiliary ...	81
Envelope+ Feeder Magnet And 100-Sheet Auxiliary Fe...	82
Dual Rear Feeder Gear Alignment Adjustment	83
Fuser Drive Gear Backlash Adjustment	84
Fuser Solenoid Adjustment	86
Paper Feed Magnet Adjustment	87
Printhead Skew Adjustment	88
Removal Procedures	89
Covers	89
Right Cover Removal	89
Front Cover Removal	89
Left Cover Removal	91
Top Cover Removal	91
14 in. 200-Sheet Paper Tray Top Cover	93
14 in. 500-Sheet Paper Tray Top Cover	93
D-roll Assembly Removal	93
Drive Motor Removal	93
Engine Board Removal	94
Exit Sensor Board Removal	95
Fan/Redrive Removal	96
Fuser Removal	97
Fuser Input Guide Removal	98
Fuser Lamp Removal	99
Fuser/Sensor Cable Removal	100
Fuser Solenoid Removal	101
Fuser Shroud Assembly Removal	102
HVPS Removal	103
INA or Hard Disk Removal	105
Input Sensor Board Removal	105
Lower Frame Assembly Removal	107
LVPS Removal	108
LVPS Cover Removal	109
Operator Panel Removal	110
Paper Feed Rollers Removal	110
Paper Feed Magnet Assembly Removal	111
Paper Size Switch Removal	112
Printhead Removal	113
RIP Board and Inner EMC Shield Removal	114
Toner Sensor Removal	114
Torquer Motor Removal	114
Transfer Roll Removal	115
Transfer Roll Housing Removal	116
Upper Frame Removal	117
Duplex Option Top Cover And Table Cover Removal	118
Duplex Option Exit Card And Cover Removal	119
Duplex Option Bottom Cover And Entry Sensor Card R...	120
Duplex Option System Card And Motor Removal	121
Dual Rear Feeder - Edge Guide Asm.	122
Dual Rear Feeder - Gear Plate Asm.	122
Dual Rear Feeder - Right Cover	122
200-Sheet Second Drawer, Rt	123
High Capacity Feeder Paper Feed Rollers	124
High Capacity Feeder Cover	126
5. Connector Locations	127
Major Assembly Locations	127
Gear Train	128
HVPS	129
Transfer Roller Housing	129
Engine Board Connectors	130
RIP Board	132
Board Installation Hardware	133
Mirror Motor/Fan Cable	133
Operator Panel/Output Bin Sensor Cable	134
Printhead Connector Locations	136
Duplex Autoconnect Cable	136
Printer Ground Straps	137
High Capacity Feeder Board Connectors	138
6. Preventive Maintenance	139
Safety Inspection Guide	139
Lubrication Specifications	139
Scheduled Mechanical Maintenance	141
Printhead Window Cleaning Procedure	142
Cleaning The Transfer Roller	142
7. Parts Catalog	143
How To Use This Parts Catalog	143

Match case Limit results 1 per page

Parts Catalog 7-3

4049-XXX

Asm-

Index

Part

Number

Units

Description

1-1

1408175

Top Cover, R

-1

1427491

Top Cover, Rx

-1

1408173

Top Cover, L

-1

1425483

Top Cover, Lx/Lxi

-1

69G3152

Top Cover, Rt

-1

1381852

Top Cover, R

-1

1381851

Top Cover, Rt

-1

1381850

Top Cover, Lx

/Lxi

-1A

1381631

Operator Panel Asm

Screw, Operator Panel-Parts Packet

1381663

1408172

Plug, Printhead Adjustment, R/Rx/Rt

-2

1381656

Tray Asm, Stacker, L/Lx

Spring, Stacker-Parts Packet 1381666

-3

1408176

Right Cover Asm

-4

1381865

Plastic Latch, Right Cover

-4

1381862

Metal Latch, Right Cover

1408233

Spring, Right Cover Latch

-5

1408184

Front Cover Asm, R/Rx/Rt (plastic latch)

-5

1408384

Front Cover Asm, L/Lx (plastic latch)

-5

69G9481

Front Cover Asm, R/Rx/Rt (metal latch)

-5

69G9482

Front Cover Asm, L/Lx (metal latch)

-5A

1381858

Bracket, Front Cover Retaining (plastic

latch)

-5A

1381864

Bracket, Front Cover Retaining (metal

latch)

-7

1329070

Output Deflector

-8

69G9483

Output Deflector Lever, W/spring

-12

1408188

Left Cover

-14

1381657

Paper Stop Asm, R/Rx/Rt

-14

1381658

Paper Stop Asm, L/Lx

-15

1381875

Cover Asm, Front Exit Tray

-17

1408394

Manual Feed Tray with guide