HP P 1100 Service Manual

							4  Parts and diagrams ..................................................................................................................................... 135
Order parts by authorized service providers .............. ...................................................................... 136
Order parts, accessories, and supplies ........................................................................... 136
Related documentation and software .............................................................................. 136
Supplies part numbers ..................................................................................................... 136
Customer self repair parts ............................................................................................... 137
Service parts ................................................................................................................. ... 137
Whole-unit replacement part numbers ............................................................................. 137
How to use the parts lists and diagrams ....................................................................................... ... 138
Assembly locations ............................................................................................................ ............... 139
Base product .................................................................................................................. .. 139
Covers ........................................................................................................................ ...................... 140
Base model .................................................................................................................... .. 140
Wireless model ................................................................................................................  142
Internal assemblies ........................................................................................................... ............... 144
Internal assemblies (1 of 3) ............................................................................................. 144
Internal assemblies (2 of 3) ............................................................................................. 146
Internal assemblies (3 of 3) ............................................................................................. 148
PCAs .......................................................................................................................... ...................... 150
Alphabetical parts list ....................................................................................................................... 152
Numerical parts list .......................................................................................................... ................. 155
Appendix A  Service and support ............................................................................................... ..................  159
Hewlett-Packard limited warranty statement ....................................................................................  160
HPs Premium Protection Warranty: LaserJet print cartridge limited warranty statement ................ 161
End User License Agreement .................................................................................................... ...... 162
Customer self-repair warranty service ......................................................................................... ..... 164
Customer support .............................................................................................................. ............... 164
Repack the product ............................................................................................................ .............. 165
Service information form ...................................................................................................... ............ 166
Appendix B  Specifications .................................................................................................... ........................ 167
Physical specifications ....................................................................................................... .............. 168
Power consumption .......................................................................................................................... 168
Acoustic specifications ....................................................................................................... .............. 168
Environmental specifications .................................................................................................. .......... 169
Appendix C  Regulatory information ............................................................................................ ................  171
FCC regulations ............................................................................................................... ................ 172
Declaration of conformity (base models) ....................................................................................... ... 173
Declaration of conformity (wireless models) ................................................................................... .. 174
Certificate of Volatility ..................................................................................................... .................. 175
Safety statements ............................................................................................................. ................ 177
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							Laser safety ..................................................................................................................... 177
Canadian DOC regulations .............................................................................................. 177
VCCI statement (Japan) .................................................................................................. 177
Power cord instructions ................................................................................................... 177
Power cord statement (Japan) ......................................................................................... 177
EMC statement (Korea) ................................................................................................... 177
Laser statement for Finland ............................................................................................. 178
GS statement (Germany) ................................................................................................. 178
Substances Table (China) ............................................................................................... 179
Additional statements for wireless products ................................................................................... .. 180
FCC compliance statement—United States .................................................................... 180
Australia statement ..........................................................................................................  180
Brazil ANATEL statement ................................................................................................ 180
Canadian statements ....................................................................................................... 180
European Union regulatory notice ................................................................................... 180
Notice for use in France ................................................................................................... 18 1
Notice for use in Russia ................................................................................................... 18 1
Korean statement ............................................................................................................ 1 81
Taiwan statement ............................................................................................................ 1 81
Index ......................................................................................................................... ........................................ 183
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							List of tables
Table 1-1  Sequence of operation ....................................................................................................................... 3
Table 1-2  Motors .............................................................................................................. .................................. 8
Table 1-3  Solenoids and clutches .............................................................................................. ........................ 9
Table 1-4  Switches ............................................................................................................ ................................. 9
Table 1-5  Sensors ............................................................................................................. ............................... 10
Table 1-6  DC controller controlled components ................................................................................. .............. 11
Table 1-7  Photo sensors, motor, and solenoid .................................................................................. .............. 29
Table 3-1  Basic problem solving ............................................................................................... ....................... 88
Table 3-2  Status-light legend ................................................................................................. ........................ 103
Table 3-3  Control-panel light patterns ........................................................................................ .................... 104
Table 4-1  Order parts, accessories, and supplies .............................................................................. ............ 136
Table 4-2  Related documentation and software .................................................................................. .......... 136
Table 4-3  Supplies part numbers ............................................................................................... .................... 136
Table 4-4  Customer replaceable units (CRU) kit part numbers ................................................................... .. 137
Table 4-5  Whole-unit replacement part numbers ................................................................................. .......... 137
Table 4-6  Base product ........................................................................................................ .......................... 139
Table 4-7  Base model .......................................................................................................... .......................... 141
Table 4-8  Wireless model ...................................................................................................... ......................... 143
Table 4-9  Internal assemblies (1 of 3) ........................................................................................ .................... 145
Table 4-10  Internal assemblies (2 of 3) ....................................................................................... ................... 147
Table 4-11  Internal assemblies (3 of 3) ....................................................................................... ................... 149
Table 4-12  PCAs ............................................................................................................... ............................. 151
Table 4-13  Alphabetical parts list ............................................................................................ ....................... 152
Table 4-14  Numerical parts list ............................................................................................... ........................ 155
Table B-1  Physical specifications
1 .................................................................................................................. 168
Table B-2  HP LaserJet Professional P1100 Printer series (average in watts)
123 ........................................... 168
Table B-3  HP LaserJet Professional P1100 Printer series
12 .......................................................................... 168
Table B-4  Environmental specifications ........................................................................................ ................. 169
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							List of figures
Figure 1-1  Product block diagram ...................................................................................................................... 2
Figure 1-2  Engine-control system .............................................................................................. ........................ 7
Figure 1-3  Motors ............................................................................................................................................... 8
Figure 1-4  Solenoids and clutches ............................................................................................. ........................ 9
Figure 1-5  Switches  .......................................................................................................... ................................. 9
Figure 1-6  Sensors ............................................................................................................ ............................... 10
Figure 1-7  DC controller block diagram ........................................................................................ .................... 11
Figure 1-8  Fuser control circuit .............................................................................................. ........................... 12
Figure 1-9  Fuser-heater control circuit ....................................................................................... ...................... 14
Figure 1-10  Low-voltage power supply (LVPS) ................................................................................... ............. 16
Figure 1-11  High-voltage power supply ......................................................................................... ................... 18
Figure 1-12  Laser/scanner system .............................................................................................. ..................... 19
Figure 1-13  Electrophotographic process block diagram (1 of 2) ................................................................ .... 21
Figure 1-14  Electrophotographic process block diagram (2 of 2) ................................................................ .... 22
Figure 1-15  Image formation process ........................................................................................... ................... 23
Figure 1-16  Primary charging .................................................................................................. ......................... 24
Figure 1-17  Laser beam exposure ............................................................................................... .................... 24
Figure 1-18  Print cartridge ................................................................................................... ............................. 25
Figure 1-19  Transfer .......................................................................................................... ............................... 26
Figure 1-20  Separation ........................................................................................................ ............................. 26
Figure 1-21  Fusing ............................................................................................................ ............................... 27
Figure 1-22  Drum cleaning ..................................................................................................... .......................... 27
Figure 1-23  Pickup, feed, and delivery system block diagram ................................................................... ...... 28
Figure 1-24  Photo sensors, motor, and solenoid ................................................................................ ............. 29
Figure 2-1  Phillips and pozidrive screwdriver comparison ...................................................................... ......... 33
Figure 2-2  Parts removal order ................................................................................................ ........................ 36
Figure 2-3  Remove the pickup roller (1 of 2) .................................................................................. .................. 37
Figure 2-4  Remove the pickup roller (2 of 2) .................................................................................. .................. 37
Figure 2-5  Remove the separation pad assembly ................................................................................. .......... 38
Figure 2-6  Remove the transfer roller ......................................................................................... ..................... 39
Figure 2-7  Remove the tray .................................................................................................... .......................... 40
Figure 2-8  Remove the output bin tray extension ............................................................................... ............. 41
Figure 2-9  Remove the front cover  ............................................................................................ ...................... 42
Figure 2-10  Remove the left cover (1 of 5) .................................................................................... ................... 43
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							Figure 2-11  Remove the left cover (2 of 5) ....................................................................................................... 44
Figure 2-12  Remove the left cover (3 of 5) .................................................................................... ................... 44
Figure 2-13  Remove the left cover (4 of 5) .................................................................................... ................... 45
Figure 2-14  Remove the left cover (5 of 5) .................................................................................... ................... 45
Figure 2-15  Remove the right cover (1 of 3) .................................................................................................... 46
Figure 2-16  Remove the right cover (2 of 3) .................................................................................................... 46
Figure 2-17  Remove the right cover (3 of 3) .................................................................................................... 47
Figure 2-18  Remove the cartridge door (1 of 2) ................................................................................ ............... 48
Figure 2-19  Remove the cartridge door (2 of 2) ................................................................................ ............... 49
Figure 2-20  Remove the face-down cover (1 of 2) ............................................................................... ............ 50
Figure 2-21  Remove the face-down cover (2 of 2) ............................................................................... ............ 51
Figure 2-22  Remove the rear cover (1 of 2) ..................................................................................................... 52
Figure 2-23  Remove the rear cover (2 of 2) ..................................................................................................... 53
Figure 2-24  Remove the formatter PCA (HP LaserJet Professional P1100 Printer series; 1 of 4)  .................. 55
Figure 2-25  Remove the formatter PCA (HP LaserJet Professional P1100w Printer series; 2 of 4) .. ............. 55
Figure 2-26  Remove the formatter PCA (HP LaserJet Professional P1100 Printer series; 3 of 4)  .................. 56
Figure 2-27  Remove the formatter PCA (HP LaserJet Professional P1100w Printer series; 4 of 4) .. ............. 56
Figure 2-28  Remove the wireless PCA ........................................................................................... ................. 57
Figure 2-29  Remove the laser/scanner assembly (1 of 4) ........................................................................ ....... 58
Figure 2-30  Remove the laser/scanner assembly (2 of 4) ........................................................................ ....... 59
Figure 2-31  Remove the laser/scanner assembly (3 of 4) ........................................................................ ....... 59
Figure 2-32  Remove the laser/scanner assembly (4 of 4) ........................................................................ ....... 60
Figure 2-33  Reinstall the laser/scanner assembly .............................................................................. ............. 60
Figure 2-34  Remove the pickup assembly (1 of 7) ............................................................................... ............ 61
Figure 2-35  Remove the pickup assembly (2 of 7) ............................................................................... ............ 62
Figure 2-36  Remove the pickup assembly (3 of 7) ............................................................................... ............ 62
Figure 2-37  Remove the pickup assembly (4 of 7) ............................................................................... ............ 63
Figure 2-38  Remove the pickup assembly (5 of 7) ............................................................................... ............ 63
Figure 2-39  Remove the pickup assembly (6 of 7) ............................................................................... ............ 64
Figure 2-40  Remove the pickup assembly (7 of 7) ............................................................................... ............ 64
Figure 2-41  Reinstall the pickup assembly (1 of 4; correct ground spring position) ......................................... 65
Figure 2-42  Reinstall the pickup assembly (2 of 4; incorrect ground spring position) ...................................... 65
Figure 2-43  Reinstall the pickup assembly (3 of 4; lift plate in raised position) ............................................. ... 66
Figure 2-44  Reinstall the pickup assembly (4 of 4; lift plate in lowered position) ............................................ . 66
Figure 2-45  Remove the fuser (1 of 7) ......................................................................................... .................... 67
Figure 2-46  Remove the fuser (2 of 7) ......................................................................................... .................... 68
Figure 2-47  Remove the fuser (3 of 7) ......................................................................................... .................... 68
Figure 2-48  Remove the fuser (4 of 7) ......................................................................................... .................... 69
Figure 2-49  Remove the fuser (5 of 7) ......................................................................................... .................... 69
Figure 2-50  Remove the fuser (6 of 7) ......................................................................................... .................... 70
Figure 2-51  Remove the fuser (7 of 7) ......................................................................................... .................... 70
Figure 2-52  Reinstall the fuser; correct wire harness installation ..................................................................... 71
Figure 2-53  Reinstall the fuser; incorrect wire harness installation .......................................................... ........ 71
Figure 2-54  Remove the main motor (1 of 7) .................................................................................... ............... 72
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							Figure 2-55  Remove the main motor (2 of 7) ................................................................................................... 73
Figure 2-56  Remove the main motor (3 of 7) .................................................................................... ............... 73
Figure 2-57  Remove the main motor (4 of 7) .................................................................................... ............... 74
Figure 2-58  Remove the main motor (5 of 7) .................................................................................... ............... 74
Figure 2-59  Remove the main motor (6 of 7) .................................................................................... ............... 75
Figure 2-60  Remove the main motor (7 of 7) .................................................................................... ............... 75
Figure 2-61  Main-motor drive belt: correctly installed ...................................................................................... 76
Figure 2-62  Main-motor drive belt: incorrectly installed .................................................................................... 76
Figure 2-63  Remove the pickup solenoid (1 of 5) ............................................................................... ............. 77
Figure 2-64  Remove the pickup solenoid (2 of 5) ............................................................................... ............. 78
Figure 2-65  Remove the pickup solenoid (3 of 5) ............................................................................... ............. 78
Figure 2-66  Remove the pickup solenoid (4 of 5) ............................................................................... ............. 79
Figure 2-67  Remove the pickup solenoid (5 of 5) ............................................................................... ............. 79
Figure 2-68  Remove the engine controller PCA (1 of 8) ......................................................................... ......... 80
Figure 2-69  Remove the engine controller PCA (2 of 8) ......................................................................... ......... 81
Figure 2-70  Remove the engine controller PCA (3 of 8) ......................................................................... ......... 81
Figure 2-71  Remove the engine controller PCA (4 of 8) ......................................................................... ......... 82
Figure 2-72  Remove the engine controller PCA (5 of 8) ......................................................................... ......... 82
Figure 2-73  Remove the engine controller PCA (6 of 8) ......................................................................... ......... 83
Figure 2-74  Remove the engine controller PCA (7 of 8) ......................................................................... ......... 83
Figure 2-75  Remove the engine controller PCA (8 of 8) ......................................................................... ......... 84
Figure 2-76  Reinstall the engine controller PCA (1 of 4) ...................................................................... ............ 84
Figure 2-77  Reinstall the engine controller PCA (2 of 4) ...................................................................... ............ 85
Figure 2-78  Reinstall the engine controller PCA (3 of 4) ...................................................................... ............ 85
Figure 2-79  Reinstall the engine controller PCA (4 of 4) ...................................................................... ............ 86
Figure 3-1  Sample engine test page ............................................................................................ .................... 93
Figure 3-2  Plug/jack locations ................................................................................................ .......................... 95
Figure 3-3  Engine controller PCA connectors .................................................................................................. 96
Figure 3-4  External view ...................................................................................................... ............................. 97
Figure 3-5  Cross section view ................................................................................................. ......................... 98
Figure 3-6  General timing diagram ................................................................................................................... 99
Figure 3-7  Circuit diagram; HP LaserJet Professional P1100 Printer series .................................................  100
Figure 3-8  Circuit diagram; HP LaserJet Professional P1100w Printer series ............................................... 101
Figure 4-1  Base product  ...................................................................................................... .......................... 139
Figure 4-2  Base model ......................................................................................................... .......................... 140
Figure 4-3  Wireless model .............................................................................................................................  142
Figure 4-4  Internal assemblies (1 of 3) ....................................................................................... .................... 144
Figure 4-5  Internal assemblies (2 of 3) ....................................................................................... .................... 146
Figure 4-6  Internal assemblies (3 of 3) ....................................................................................... .................... 148
Figure 4-7  PCAs ............................................................................................................... .............................. 150
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							1 Theory of operation
●Basic operation
●
Formatter-control system
●
Engine-control system
●
Image-formation system
●
Pickup, feed, and delivery system
●
Input tray, main-input tray, or priority input slot
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							Basic operation
Major product systems
The product contains the following major systems:
●Engine-control system
● Laser/scanner system
● Image-formation system
● Pickup-and-feed system
Product block diagram
Figure 1-1
  Product block diagram
PICKUP-AND-FEED SYSTEMLASER/SCANNER SYSTEM
ENGINE CONTROL SYSTEM IMAGE-FORMATION SYSTEM
2 Chapter 1   Theory of operation
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