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HP LaserJet 2100

Tags : HPLaserJet2100C4170-90959 
HP LaserJet 2100 Manuel de service

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Description

HP LaserJet 2100 Service Manual.pdf
Publication number C4170-90959
First edition, February 1999

HP LaserJet2100
HP LaserJet 2100 M
HP LaserJet 2100 TN

1 Product Information
Printer Description and Features2
Identification . 4
Specifications 5
Product Overview . 6
External Assembly Locations . 6
Internal Assembly Locations8
Safety Information . 9
Laser Safety 9
Laser Statement for Finland 9
LED Safety 10
Declaration of Conformity . 11
Toner Safety . 12
Ozone Emission 12
Environmental Product Stewardship Program 13
Protecting the Environment13
FCC Regulations . 15
Service Approach 16
Bench Repair Warranty. 16
HP Express Exchange . 16
Ordering Parts16
Ordering Consumables . 17
Ordering Related Documentation . 17
Technical Assistance18
HP ASAP . 18
HP FIRST . 18
HP Audio-Tips19
HP Support . 19
Customer Support Worldwide20
Worldwide Sales and Service Offices 21
2 Operating Requirements
Site Requirements26
Operating Environment . 26
Printer Space Requirements. 27
Media Specifications 28
General Media Specifications 28
Guidelines for Selecting Paper . 29
Media Input Options . 30
Tray 1 Media Sizes 31
Tray 2 and Optional Tray 3 Paper Sizes32
Envelope Specifications 33
Label Specifications . 36
Transparency Specifications. 37
Storing Print Media 37
Shipping Print Media. 38
Paper Fillers . 38
Testing Media Specifications 38
3 Printer Configuration
Using the Control Panel . 46
Display LEDs 46
Job Cancel Button 46
Go Button . 46
Printing Demo Page . 47
Printing Self-Test/Configuration Page . 48
Continuous Self-Test 49
Engine Test. 50
Service Mode . 51
Accessing Service Mode . 51
Setting the Page Count 53
Setting the Cold Reset Default . 53
Resetting the Printer 54
Cold Reset 54
NVRAM Initialization. 54
Remote Control Panel. 55
Installing the Remote Control Panel. 55
Network Printing . 56
Installing an HP JetDirect EIO Card . 56
IR Printing 57
4 Printer Maintenance
Service Check Points . 60
Cleaning the Printer 61
General Cleaning . 61
Internal Cleaning . 62
Toner Cartridge Information 64
Storage. 64
Handling Instructions 65
Refilled Toner Cartridges . 66
Recycling Toner Cartridges . 66
Toner Cartridge Weights . 67
Toner Cartridge Life Expectancy . 67
Saving Toner with EconoMode 67
Redistributing the Toner 68
5 Functional Overview
Sequence of Operation70
Power On Sequence 71
Timing Diagram72
Printer Functionality and Operation 73
Formatter System 74
Formatter Hardware . 75
Formatter Subsystems/Features. 75
Resolution Enhancement technology (REt - 600 dpi only) 75
Print Density Adjustment . 75
EconoMode (600 dpi only) 76
Memory Management . 77
Printer Job Language (PJL) Overview . 78
Engine Control System 79
Laser Scanner Control . 80
Paper Feed Control . 80
Microswitch Control . 80
Motor Control 80
Fusing Assembly Control . 81
Power Supply and Control 81
Image Formation System 82
Toner Cartridge 83
Cleaning Stage. 84
Conditioning Stage 84
Writing Stage 85
Developing Stage . 86
Transferring Stage 87
Fusing Stage 88
Paper Pick and Feed System . 89
Paper Detection 90
Paper Size Detection 90
Paper Jam Detection 90
6 Troubleshooting
Troubleshooting Process 92
Preliminary Operating Checks . 92
Basic Fault Isolation . 92
Troubleshooting Process Flow. 94
Power On 95
Troubleshooting with Control Panel Messages96
Control Panel LED Messages . 96
Paper Handling Problems. 108
Print Test Pages. 108
Engine Test 108
Self-Test / Configuration Page 108
Paper Jam Troubleshooting 108
Media and Paper Handling Problems. 112
Evaluate the Test Pages113
Status Log Messages. 113
Verify Installed Options . 113
Image Formation Troubleshooting 114
Half Self-Test Functional Check. 132
Drum Rotation Functional Check 133
Media Troubleshooting . 134
Determine the Problem Source: Paper or Printer134
Isolate a Paper Path 134
Isolate a Paper Brand. 135
Isolate a Paper Type . 137
Evaluate Practices of Paper Users. 142
Evaluate Environmental Conditions 142
Communication Troubleshooting . 144
Communications Check . 144
Test Message. 144
EIO Troubleshooting . 144
JetDirect Configuration146
Reference Diagrams . 147
Timing Diagram . 147
Sensors and Signals . 148
Component Locations 150
7 Removal and Replacement
Removal and Replacement Strategy 156
Required Tools . 157
Parts Removal Tree . 158
Toner Cartridge Removal 160
Tray 2 Removal . 161
Transfer Roller Removal 162
Tray 2 Pickup Roller Removal 165
Tray 2 Pickup Roller Replacement. 170
I/O Cover Removal . 174
EIO Card Removal . 174
DIMM Cover Removal 175
DIMM Removal176
Formatter PCB Removal 177
EIO Shield and Guide Removal . 179
Rear Cover Removal . 180
Fusing Assembly Removal . 182
Fusing Assembly Replacement . 185
Fusing Film Removal . 186
Pressure Roller Removal 188
Engine Controller Assembly Removal 189
Top Cover Removal 192
Upper Output Delivery Roller Removal . 195
Lower Output Delivery Roller Removal . 197
Laser Scanner Assembly Removal 198
Transport Belts and Rollers Removal. 200
Transport Belts and Rollers Replacement . 202
Ribbon Cable Harness Removal 205
Printer Drive Assembly Removal 207
Main Motor Removal . 209
Motor Plate Removal . 210
Printer Drive Assembly Gear Removal211
Tray 1 Pickup Roller Assembly Removal 212
Tray 1 Separation Pad Assembly Removal 215
Tray 1 Paper Sensor Lever Removal . 217
Tray 1 Paper Sensor Lever Replacement . 219
Tray 1 Solenoid Removal 221
Tray 2 Pickup Roller Assembly Removal 222
Tray 2 Solenoid Removal 224
Intermediate PCB Removal 225
Registration Assembly Removal 228
Fusing Assembly Ground Clip Replacement . 230
Tray 3 Assembly Connector Removal 231
Left Cover Removal 232
Cooling Fan Removal . 233
Toner Cartridge Guide Removal 235
Tray 1 Removal . 237
Tray 1 Pickup Roller Removal 240
Tray 1 Separation Pad Removal 243
DC Bias Voltage Contacts (Leaf Springs) Removal 245
DC Bias Voltage Contacts Replacement 248
Tray 3 Cassette Assembly Removal . 250
Tray 3 Pickup Roller Removal 251
Tray 3 Paper Feeder Drive Assembly Removal . 252
Tray 3 Solenoid Removal 254
8 Parts and Diagrams
External Covers and Panels . 256
Top Cover Assembly . 258
Internal Components. 260
Fuser . 266
Printer Drive Assembly . 268
PCB Assembly Locations . 270
Paper Feeder Drive Assembly . 272
Paper Tray 274
Paper Tray Pickup Assembly . 276
Paper Tray External Covers 278
Paper Tray Internal Components 280
Hardware Table 282
Alphabetical Parts List . 284
Numerical Parts List . 291



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