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HP LaserJet 3300mfp

Tags : HPLaserJet3300MFPC9124-90948 
HP LaserJet 3300mfp Manuel de service

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Description

HP LaserJet 3300MFP Service Manual
Part number C9124-90948
Second edition, February 2002

1 Product information
Chapter contents 15
Introduction 16
Overview of product . 16
Front and side view. 16
Back and side view. 17
Hardware description . 18
Firmware description . 19
Product Specifications19
Model and serial numbers . 22
Warranty statement 23
Extended warranty . 24
Print cartridge information 25
Refilled print cartridges . 25
Recycling print cartridges 25
FCC Part 68 Requirements (US)26
Telephone Consumer Protection Act (US) . 27
IC CS-03 requirements 27
Regulatory information for EU countries. 28
2 Operation
Chapter contents 29
Operating environment . 30
Identifying the control panel components . 31
Fax controls 31
To send a fax to one recipient 31
To receive faxes when you hear fax tones . 32
Alphanumeric buttons . 33
Menu and cancel controls 34
Copy, scan, and start controls 34
Control panel menu structure 35
To print the control panel menu structure 35
To use the control panel keys. 35
Control panel error messages38
Product media specifications. 45
Supported media sizes (printer) . 45
Guidelines for using media 46
Paper and Transparencies . 46
Common media problems table . 46
Labels . 47
Envelopes 47
Card stock and heavy media . 48
Loading media49
Loading media to print 49
Selecting originals for the ADF . 50
Media information for the flatbed51
Loading originals to copy or scan . 51
To load originals onto the flatbed scanner . 51
To load originals into the ADF input tray. 52
Printer output paths 54
3 Maintenance
Chapter contents 55
Life expectancies of parts that wear . 56
Scanner calibration 56
Cleaning the product . 57
Cleaning the exterior57
Cleaning the glass . 57
Cleaning the lid backing . 58
Cleaning the print path 59
Cleaning the print cartridge area 60
Cleaning the printer pickup roller 61
Cleaning the printer separation pad 62
User-replaceable parts . 63
Replacing the printer pickup roller . 63
Replacing the printer separation pad . 65
Installing a new ADF . 67
To install a new or replacement ADF . 67
Changing an ADF pick roller assembly . 69
Removing and replacing the control panel bezel . 71
4 Operational overview
Chapter contents 73
Basic functions . 74
Formatter system . 76
Central processing unit . 76
Line Interface Unit (LIU) . 76
Scanner formatter PCA76
Flash memory or ROM 77
Standard Boot Process77
RAM 78
Parallel interface or Universal Serial Bus interface. 78
Control panel . 78
Draft mode . 78
MEt . 78
Enhanced I/O . 79
PJL overview . 79
Scanner and ADF functions and operation 80
Scanner Functions . 80
Scanner Operation . 81
ADF Operation 81
ADF paper path and ADF sensors . 82
ADF Jam Detection. 83
Printer functions and operation . 84
Engine control unit/power system85
Image formation system . 91
Printer paper-feed system . 94
Jam detection . 96
Basic sequence of operation (formatter-to-printer) . 98
LIU (fax) functions and operation 100
PSTN operation 100
The fax subsystem 100
Formatter in the fax subsystem 101
LIU in the fax subsystem . 101
Fax page storage in flash memory 105
5 Removal and replacement
Chapter contents . 107
Removal and replacement strategy. 109
Required tools109
Before performing service. 110
Print cartridge 110
Parts removal order . 111
Separation of scanner from printer . 113
Right side cover 113
Scanner side covers . 115
Scanner assemblies 119
Flat lid or ADF assembly119
The ADF pick roller assembly120
ADF document feed guide 122
ADF separation pad . 123
Control panel bezel124
Control panel 125
Control panel chassis 126
Scanner formatter . 127
ADF scanner glass 128
Printer covers . 129
Left side door 129
Back cover 130
Printer top cover 132
Front cover assembly 133
Printer assemblies137
Transfer roller 140
Line Interface Unit (LIU) 141
Formatter . 142
Fuser assembly 144
Output rollers 148
Motor. 150
Solenoid 151
Fan assembly 153
Pickup assembly155
Paper lift-plate assembly and pickup roller shaft . 157
Right plate assembly 160
Left plate assembly162
Bottom assemblies . 163
Left bottom frame support. 163
ECU fuses and ECU pan . 164
Paper-feed assembly 168
6 Troubleshooting
Chapter contents . 173
Basic troubleshooting . 174
Errors178
Control panel messages . 178
Critical error messages. 185
Checking the print cartridge . 187
Solving image-quality problems 188
Solving paper-feed problems . 197
Solving print paper-feed problems 197
Solving scanner (copier) paper-feed problems 199
Functional checks 200
Engine test 200
Half self-test functional check . 201
Drum rotation functional check 202
Heating element check 203
High-voltage power supply check . 204
Paper path check . 206
Updating or recovering the firmware code . 207
Firmware update via flash executable . 207
Firmware recovery DIMM . 207
Troubleshooting tools . 209
Internal reports . 209
Printing all fax reports at once . 209
T.30 protocol trace 210
Service mode functions229
Secondary service menu . 229
Developer’s menu. 230
NVRAM init 233
PJL software commands . 233
Repetitive image defect ruler . 236
Main wiring . 237
Locations of connectors . 239
Locations of connectors and switches. 240
7 Parts and diagrams
Chapter contents . 241
Ordering parts and supplies 242
Parts . 242
Related documentation and software 242
Parts that wear . 242
Accessories . 243
Common hardware . 244
How to use the parts lists and diagrams . 245
Scanner assemblies 246
Scanner and ADF . 246
ADF rollers and separation pad 248
Control panel assembly 249
Printer assemblies252
Printer covers 252
Paper tray 253
Internal assemblies . 254
Internal components (1 of 2). 254
Internal components (2 of 2). 256
Electrical components258
Paper pickup assembly (1 of 2) 260
Paper pickup assembly (2 of 2) 262
Fuser assembly 264
Alphabetical parts list . 266
Numerical parts list . 271



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