Equipment information
Hewlett Packard Color LaserJet 4550N Printer
Manufacturer:
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Model:
Color LaserJet 4550N
Date:
2000
Category:
Group:
Description:
Color Laser Printer
Manual Type:
Service Manual
Pages:
382
Size:
11.49 Mbytes (12047821 Bytes)
Language:
english
Revision:
1
Manual-ID:
C7085-90921
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2011 12 25
MD5:
e61943b758b1d73205eedcf0f65aad3b
Downloads:
3878
Information
Contents
1 Printer description
Printer features ... .14
Identification ... .18
Site requirements ... .20
Printer specifications ... .23
Printer assemblies ... .25
Media requirements ... .28
Environmental Product Stewardship Program ... .34
Regulatory statements ... .36
Safety information ... .37
2 Service approach
Service approach ... .40
Parts and supplies ... .41
Warranty statement ... .44
3 Installation and configuration
Unpack the Printer ... .48
Installation ... .50
Connecting to a network ... .64
Enhanced I/O (EIO) configuration ... .67
Printer drivers ... .69
Network configuration ... .70
Configuration tips ... .71
Setting network security on the Printer ... .73
4 Printer maintenance
Cleaning the Printer and accessories ... .78
Approximate replacement intervals for consumable items ... .80
Locating consumables ... .84
Replacing consumable items ... .85
DIMM configuration ... .98
5 Theory of operation
Introduction ... .102
Basic operation ... .103
Image formation ... .104
Toner density ... .111
Mechanical system ... .112
Paper path ... .122
DC controller subsystem ... .132
Motors and fans ... .133
Formatter system ... .135
Power supplies ... .135
6 Removal and replacement
Introduction ... 139
Consumable assemblies ... 142
Covers, drawers, and top and front assemblies ... 144
Right side assemblies ... 168
Left side assemblies ... 182
Rear assemblies ... 195
Internal assemblies ... 200
7 Troubleshooting
Introduction ... 211
Troubleshooting process ... 212
Printer error troubleshooting ... 217
Paper path troubleshooting ... 237
Image formation troubleshooting ... 243
HP ColorSmart II ... 246
Matching colors ... 247
Four-color printing (CMYK) ... 248
Image defects ... 253
Overhead transparency defects ... 263
Repetitive defects troubleshooting ... 265
Interface troubleshooting ... 268
Control panel troubleshooting ... 271
Troubleshooting tools ... 285
Service mode ... 293
Diagnostics mode ... 300
Diagrams ... 308
8 Parts and diagrams
Introduction ... 324
Ordering parts ... 325
Illustrations and parts lists ... 329
Alphabetical parts list ... 355
Numerical parts list ... 359
