HP 5L (C3941A) Manual do Utilizador descarregar pdf (Página 85)

Internal Assemblies

Control Panel

1 Remove the Printer Covers.

2 Release the Control Panel connector (Figure 6-7, callout 1).

3 Press the tab on the top of the Control Panel downward (Figure 6-7, callout 2). The

Control Panel will pop out of the printer chassis.

4 Lift the Control Panel out.

Control Panel Removal

Figure 6-7

Removal and Replacement 6 - 11

1 2 ... 80 81 82 83 84 85 86 87 88 89 90 ... 195 196

HP LaserJet 5L 1
(C3941A) 1
Conventions 3
Chapter Descriptions 4
List of Figures 5
List of Tables 7
Product Information 9
1-2 Product Information 10
Printer Features 11
Identification 12
Specifications 13
Product Overview 14
Product Information 1-7 15
1-8 Product Information 16
Service Approach 17
Print Utilities 18
Technical Assistance 19
Warranty 21
Warranty Limitations 22
Voltage Conversions 22
Site Requirements 23
2 -2 Site Requirements 24
Printer Space Requirements 26
Storage Conditions 27
TonerCartridge C3906A 28
Contents 29
Unpacking and Installation 31
4 Open the EP Door 31
Step 5: Load paper 32
Host-Based Printer Driver 33
Host-Based Printer Settings 34
PCL Printer Driver 35
PCL Printer Settings 36
PCL Printing Status 37
Using the Control Panel 38
LED Lights 39
HP LaserJet 5L User’s Manual 40
The Front Panel Button 41
Printing a Self-Test Page 42
Continuous Self Test 43
Printing an Engine Test 44
Resetting the Printer 45
Printer Maintenance 47
4-2 Printer Maintenance 48
Printer Maintenance 4-3 49
Toner Cartridge Life 50
Refilled Toner Cartridges 51
Recycling Toner Cartridges 51
Cleaning the Printer 52
Cleaning Printer Components 53
Cleaning Spilled Toner 54
Functional Overview 55
5 - 2 Functional Overview 56
Basic Printer Functions 57
DC Controller Loads 58
Figure 5-2 58
Print Engine Control System 59
AC Power Distribution 60
DC Power Distribution 60
SleepMode 60
•• A job is received 61
Formatter System 62
Control Panel 63
Resolution Enhancement (REt) 63
EconoMode 64
Enhanced I/O 65
Page Protect 65
PJL Overview 65
Image Formation Block Diagram 66
Figure 5-4 66
Toner Cartridge 67
Step 1: Drum Cleaning 67
Step 2: Drum Conditioning 67
Step 3: Image Writing 67
Step 4: Image Developing 68
Step 5: Image Transferring 68
Step 6: Image Fusing 68
Paper Feed System 69
5 - 16 Functional Overview 70
Functional Overview 5 - 17 71
Paper Jam Detection 72
Basic Sequence of Operation 73
5 - 20 Functional Overview 74
Removal and Replacement 75
WARNING! 77
Required Tools 78
Covers and Doors 80
2 Remove the toner cartridge 80
2 Open the EP door 82
3 Remove the toner cartridge 82
Figure 6-6 84
Internal Assemblies 85
4 Lift the Control Panel out 85
1 Remove Printer Covers 86
4 Lift the roller out 86
Delivery Assembly 87
Figure 6-10 88
Fuser Pressure Plate 89
To reinstall: 90
Heating Element 91
Figure 6-14 92
Assembly (Figure 6-15) 93
Lift the Heating Element out 93
Pressure Roller 94
Face-Up/Face-Down Lever 95
Fuser Exit Roller Assembly 96
Paper Exit Sensor Flag 97
Top Assemblies 98
6 Lift the Solenoid off 100
1 Remove the Printer Covers 101
5 Lift the bushing out 102
To reinstall 103
6-27, callout 2) 105
Kick Plate 108
Separation Pad 110
Subpad Removal 111
Figure 6-33 111
Feed Assembly 112
Figure 6-35 113
5 Remove the Feed Assembly 114
Bottom Assemblies 115
2 Remove any extra memory 115
5 Lift the Motor out 116
DC Controller 117
ESD SENSITIVE!!!! 118
Figure 6-41 119
Formatter PCA 120
Troubleshooting 121
7-2 Troubleshooting 122
Troubleshooting 7-5 125
DC Controller Diagram 126
Priority of Errors 127
Printer Status Messages 128
Table 7-3 Unclearable Error 129
Service and Error Messages 130
Troubleshooting 7-11 131
7-12 Troubleshooting 132
Check the Toner Cartridge 133
Image Defect Examples 134
Troubleshooting Checks 141
1 Open the Printer Door 143
•• Charging (1) 144
•• Drum Ground (2) 144
•• Developing Roller (3) 144
Paper Curl 146
Troubleshooting Tools 147
Repetitive Image Defect Ruler 148
Main Wiring Diagram 149
7-30 Troubleshooting 150
Troubleshooting 7-31 151
7-32 Troubleshooting 152
Parts and Diagrams 153
8-2 Parts and Diagrams 154
Ordering Parts 155
Ordering Consumables 156
Accessories and Supplies 157
Common Hardware 158
Parts and Diagrams 8-7 159
8-8 Parts and Diagrams 160
Parts and Diagrams 8-9 161
8-10 Parts and Diagrams 162
Parts and Diagrams 8-11 163
8-12 Parts and Diagrams 164
Parts and Diagrams 8-13 165
8-14 Parts and Diagrams 166
Parts and Diagrams 8-15 167
8-16 Parts and Diagrams 168
Parts and Diagrams 8-17 169
8-18 Parts and Diagrams 170
Parts and Diagrams 8-19 171
8-20 Parts and Diagrams 172
Parts and Diagrams 8-21 173
8-22 Parts and Diagrams 174
Parts and Diagrams 8-23 175
8-24 Parts and Diagrams 176
Parts and Diagrams 8-25 177
8-26 Parts and Diagrams 178
Parts Index 179
Parts Index A-3 181
A-4 Parts Index 182
Parts Index A-5 183
A-6 Parts Index 184
Parts Index A-7 185
A-8 Parts Index 186
Parts Index A-9 187
A-10 Parts Index 188
Regulatory Information 189
Laser Statement (Finland) 190
Toner Safety 191
Ozone Emission 191
FCC Statement (Class B) 192
VCCI Statement (Japan) 192

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