
7-100 Troubleshooting
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HP LaserJet 5Si Family
1
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Printers Service Manual
1
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Service Manual
2
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Conventions
4
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Chapter Descriptions
5
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I\O Information
6
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Subject Index
6
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List of Figures
7
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List of Tables
12
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Product Information
14
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Printer Features
16
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Paper Capacities and Sizes
17
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Identification
20
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Specifications
21
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Media Selection Guidelines
24
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Adhesive Labels
25
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Transparencies
25
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Storing Print Media
26
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Shipping Print Media
26
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Product Overview
27
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Formatter Assemblies
29
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Accessories and Options
30
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Hard Disk
32
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• Use many downloaded fonts
33
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• Print complex documents
33
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Service Approach
34
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Consumables
35
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Toner Cartridge Life
35
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Cartridges
36
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Recycling Toner Cartridges
36
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Technical Assistance
38
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HP CompuServe Forum
39
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Internet
39
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World Wide Web
39
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Other Areas
39
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Warranty
40
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Warranty Limitations
41
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Site Requirements
42
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2-2 Site Requirements
43
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Operating Environment
44
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Space Requirements
45
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Environmental Requirements
45
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Operating Overview
46
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3-2 Operating Overview
47
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Using the Control Panel
48
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Indicator Lights
49
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Settings and Defaults
50
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Printer Driver Information
50
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Paper Source Default
50
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Restoring Factory Defaults
51
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Setting the Display Language
51
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Operating
52
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Operating Overview 3-7
52
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Control Panel Menus
55
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Tray Menu
57
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Job Control Menu
58
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Test Menu
59
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Configuration Menu
60
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3-16 Operating Overview
61
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Print Quality Menu
62
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PostScript Menu
62
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PCL Menu
63
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I/O Menu
64
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MIO 1 and 2 Menus
65
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Service Mode
66
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3-22 Operating Overview
67
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PowerSave
69
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Testing the Printer
70
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Figure 3-3 PCL Menu Map Page
73
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3-28 Operating Overview
73
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Cold Reset
75
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Maintenance and Adjustments
76
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Cleaning the Printer
79
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Cleaning Spilled Toner
80
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Preventative Maintenance
81
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(Top Of Page)
82
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6 After adjusting:
83
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Tray 4 Adjustment Procedure
84
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10 Tighten both screws
85
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Functional Overview
86
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Basic Printer Functionality
88
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FunctionalBlockDiagram
89
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Power Distribution System
90
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AC Power Distribution
91
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Toner Cartridge Detection
92
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Print Density Adjustment
92
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Formatter System
93
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Resolution Enhancement (REt)
94
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EconoMode
94
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DC Controller System
95
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Engine Test Microswitch
96
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Image Formation System
97
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Toner Cartridge
98
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Drum Cleaning
99
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Drum Conditioning
100
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Image Writing
101
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Image Developing
102
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Image Fusing
104
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Paper Paths and Components
105
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Functional Overview 5-21
106
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Functional
106
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Overview
106
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5-22 Functional Overview
107
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5-24 Functional Overview
109
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Functional Overview 5-25
110
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SW601 SW602 Remaining Paper
111
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ON ON 100%
111
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OFF ON 75%
111
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OFF OFF 50%
111
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ON OFF 25%
111
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Functional Overview 5-27
112
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Multi-Bin Mailbox Components
113
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Functional Overview 5-29
114
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5-30 Functional Overview
115
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Multi-Bin Mailbox Operation
116
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PAPER FEED CYCLE
118
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STAPLING CYCLE
118
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EJECT CYCLE STACKING
118
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5-34 Functional Overview
119
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Functional Overview 5-35
120
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Paper Feed Cycle
121
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Stapling Cycle
122
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Eject Cycle
122
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Power-On or Reset Sequence
122
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Printer Input Sources
123
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Printing from Tray 1
124
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Two-Sided Printing
124
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Paper Jam Detection
125
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Printer Timing
125
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Functional Overview 5-41
126
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5-42 Functional Overview
127
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Removal and Replacement
128
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6-4 Removal and Replacement
131
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Required Tools
133
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User Installable Accessories
134
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Disk Drive
135
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To Reinstall Disk Drive
136
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Duplex Unit
137
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Envelope Feeder
138
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Hardware Table
142
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6-16 Removal and Replacement
143
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Control Panel
144
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AC Access Cover
145
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Back Cover
146
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Front Cover
147
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Left Lower Cover
149
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Top Cover
150
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Top Cover (1 of 2)
151
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Top Cover (2 of 2)
151
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Figure 6-8
151
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Figure 6-9
151
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6-24 Removal and Replacement
151
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• Top Cover (see Figure 6-8)
152
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Delivery Unit (1 of 2)
153
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Delivery Unit (2 of 2)
153
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Figure 6-10
153
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Figure 6-11
153
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6-26 Removal and Replacement
153
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Diverter Assembly
154
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Door Assembly, Diverter
155
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Door Assembly, Right Lower
156
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Figure 6-15
157
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Figure 6-16
157
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6-30 Removal and Replacement
157
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Fan Housing
158
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Fan Motor
159
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Fan 2, Exhaust (LVPS)
160
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Fan Housing (See Fan 2)
161
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Feeder Assembly
163
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Formatter Assembly
165
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Fusing Assembly
167
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Laser/Scanner Assembly
168
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Main Gear Assembly
169
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Main Gear Assembly (3 of 3)
171
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Figure 6-29
171
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6-44 Removal and Replacement
171
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Main Motor Assembly
172
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Paper Input Unit (PIU)
173
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PCA, DC Controller
174
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PCA, Output Paper Sensor
175
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Figure 6-35
177
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Figure 6-36
177
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6-50 Removal and Replacement
177
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PCA, Paper Size
178
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Figure 6-39
179
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6-52 Removal and Replacement
179
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Paper Size PCA (2 of 3)
179
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Paper Size PCA (3 of 3)
179
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Figure 6-38
179
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Registration Assembly
182
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Figure 6-43
183
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Figure 6-42
183
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6-56 Removal and Replacement
183
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Figure 6-44
184
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Removal and
184
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Replacement
184
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Removal and Replacement 6-57
184
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Feed Roller
185
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Separation Pad
186
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1 Remove Trays 2 and 3
187
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Sensor, Registration (PS1)
189
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Transfer Roller Assembly
191
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Tray 1 Assembly
192
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Tray 2/3 Assemblies
193
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Left Cover
195
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Right Cover
196
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Main Drive Assembly
197
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Paper Tray
198
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PCA, Controller
199
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Pickup Assembly
200
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Pickup Assembly Photosensors
201
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Power Supply
202
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Switch Assembly, Paper Size
204
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Transfer Assembly
205
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Tray 4, Transfer Assembly
206
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Figure 6-64
206
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Removal and Replacement 6-79
206
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Delivery Head Assembly
208
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Figure 6-67
209
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Figure 6-68
209
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6-82 Removal and Replacement
209
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Flipper Assembly
210
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Figure 6-70
211
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Figure 6-71
211
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6-84 Removal and Replacement
211
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Input Paper Guide
212
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Interlock Switch
213
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Jam Access Door Assembly
214
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Figure 6-76
216
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Removal and Replacement 6-89
216
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Figure 6-81
221
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6-94 Removal and Replacement
221
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Motor, Delivery Head Position
222
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Paper Bins and Blind Cover
225
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Strings, Anti-Curl
227
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Stapling Unit Assembly
229
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Back Plate
230
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Figure 6-93
231
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6-104 Removal and Replacement
231
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Stapling Unit Controller PCA
232
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Figure 6-95
233
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Figure 6-96
233
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6-106 Removal and Replacement
233
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Top Cover Assembly
234
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Stapling Bed Assembly
235
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6-110 Removal and Replacement
237
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Troubleshooting
238
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Troubleshooting Process
240
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7-4 Troubleshooting
241
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Troubleshooting 7-5
242
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Power-On
243
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Engine Test
245
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Configuration
247
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Configuration Page Example
249
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Figure 7-5
249
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7-12 Troubleshooting
249
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Menu Page Example
250
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HP LaserJet Family Paper
252
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Specification Guide
252
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Check the Toner Cartridge
253
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Faulty Image Examples
253
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Error Log
254
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Communication
256
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Verify Host System Operation
257
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Verification
258
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Customer Print Job
259
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Reference
260
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Error Log Table
261
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When the output bin
262
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<media
266
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Figure 7-16
273
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7-36 Troubleshooting
273
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, exit flap
284
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HP LaserJet
301
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Table 7-7 Black Page
302
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HP LaserJet Printer
303
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Image System Troubleshooting
311
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1 Open the top cover
312
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Troubleshooting Checks
314
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• 1 mm over 260 mm length
318
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Paper Curl
322
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Diagrams
323
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Troubleshooting 7-87
324
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7-88 Troubleshooting
325
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Troubleshooting 7-89
326
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7-90 Troubleshooting
327
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Troubleshooting 7-91
328
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7-92 Troubleshooting
329
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Troubleshooting 7-93
330
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7-94 Troubleshooting
331
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Troubleshooting 7-95
332
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7-96 Troubleshooting
333
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Troubleshooting 7-97
334
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MULTI-BIN
335
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CONTROLLER
335
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Troubleshooting 7-99
336
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7-100 Troubleshooting
337
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Parts and Diagrams
338
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8-2 Parts and Diagrams
339
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Ordering Parts
340
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Accessories and Supplies
341
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Illustrations and Parts Lists
342
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8-6 Parts and Diagrams
343
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Parts and
344
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Parts and Diagrams 8-7
344
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8-8 Parts and Diagrams
345
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Parts and Diagrams 8-9
346
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8-10 Parts and Diagrams
347
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Parts and Diagrams 8-11
348
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8-12 Parts and Diagrams
349
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Parts and Diagrams 8-13
350
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8-14 Parts and Diagrams
351
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Parts and Diagrams 8-15
352
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8-16 Parts and Diagrams
353
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Parts and Diagrams 8-17
354
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8-18 Parts and Diagrams
355
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Parts and Diagrams 8-19
356
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8-20 Parts and Diagrams
357
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Parts and Diagrams 8-21
358
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8-22 Parts and Diagrams
359
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Parts and Diagrams 8-23
360
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8-24 Parts and Diagrams
361
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Parts and Diagrams 8-25
362
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8-26 Parts and Diagrams
363
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Parts and Diagrams 8-27
364
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8-28 Parts and Diagrams
365
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Parts and Diagrams 8-29
366
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8-30 Parts and Diagrams
367
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Parts and Diagrams 8-31
368
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8-32 Parts and Diagrams
369
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Parts Index
370
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Alphabetical Parts Index
371
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Parts Index A-3
372
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A-4 Parts Index
373
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Parts Index A-5
374
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A-6 Parts Index
375
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Parts Index A-7
376
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A-8 Parts Index
377
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Parts Index A-9
378
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A-10 Parts Index
379
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Numerical Parts Index
380
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A-12 Parts Index
381
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Parts Index A-13
382
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A-14 Parts Index
383
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Parts Index A-15
384
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A-16 Parts Index
385
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Parts Index A-17
386
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A-18 Parts Index
387
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I/O Information
388
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Connecting to a Network
392
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DIN-8 (LocalTalk) Interface
393
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Configuring TCP/IP Parameters
395
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• Subnet mask (4 bytes)
395
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• Default gateway (4 bytes)
395
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Regulatory Information
398
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Laser Statement (Finland)
399
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Toner Safety
400
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Ozone Emission
400
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FCC Regulations
401
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VCCI Statement (Japan)
401
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C-6 Regulatory Information
403
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