Hp Compaq nx5000 series Manuale Utente Pagina 40
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Product Description
Maintenance and Service Guide 1–35
1.3 Clearing a Password
If the notebook you are servicing has an unknown password,
follow these steps to clear the password. These steps also
clear CMOS.
1. Prepare the notebook for disassembly (Section 5.3).
2. Remove the real time clock (RTC) battery (Section 5.18).
3. Wait approximately 5 minutes.
4. Replace the RTC battery and reassemble the notebook.
5. Connect AC power to the notebook. Do not reinsert any
battery packs at this time.
6. Turn on the notebook.
All passwords and all CMOS settings will have been cleared.
- Maintenance and Service 1
- Maintenance and Service Guide 2
- First Edition April 2004 2
- Contents 3
- 3 Illustrated Parts Catalog 4
- 6 Specifications 5
- A Connector Pin Assignments 5
- B Power Cord Set Requirements 5
- C Screw Listing 5
- 1.1 Models 7
- Table 1-2 9
- (Continued) 10
- Table 1-3 33
- 1.2 Features 38
- Product Description 39
- 1.3 Clearing a Password 40
- 1.4 Power Management 41
- 1.5 External Components 42
- Table 1-4 43
- Table 1-5 44
- Table 1-6 46
- Wireless Antennae 46
- Keyboard Components 47
- Table 1-7 48
- Table 1-8 49
- Top Components 49
- Software Guide 50
- Documentation Library 50
- (Continued) 51
- Table 1-9 53
- Bottom Components 53
- 1.6 Design Overview 56
- Troubleshooting 57
- Using Computer Setup 58
- Selecting from the File Menu 59
- Table 2-2 60
- Security Menu 60
- Selecting from the Tools Menu 61
- (continued) 63
- Configuration Information 64
- Test Information 65
- Table 2-4 67
- (if applicable) 75
- System Restore 78
- DVD-ROM Drive 81
- Illustrated Parts Catalog 88
- 3.2 Notebook Major Components 89
- Table 3-1 90
- Notebook 91
- Major Components 91
- Notebook Major Components 95
- 3.3 Miscellaneous Plastics 97
- Kit Components 97
- Table 3-3 99
- Spare Part Information 99
- 3.5 Miscellaneous 100
- Removal and Replacement 102
- Preliminaries 102
- Plastic Parts 103
- Cables and Connectors 103
- 4.3 Preventing Damage to 104
- Removable Drives 104
- Precautions 105
- 4.6 Notebook Precautions 106
- 4.7 Grounding Equipment and 107
- Procedures 109
- 5.1 Serial Number 110
- Serial Number Location 110
- Disassembly Sequence Chart 111
- Disassembly 112
- Removing the Battery Pack 113
- Removing the Battery Bezel 114
- Removing the Hard Drive 116
- 5.4 Notebook Feet 118
- Replacing the Notebook Feet 118
- Communications Board 120
- 5.6 MultiBay Device 121
- Removing a MultiBay Device 121
- 5.7 Bluetooth Wireless 122
- Removing the Bluetooth Cover 122
- Removing the Bluetooth Board 123
- 5.8 Keyboard 124
- Removing the Keyboard Screws 125
- Releasing the Keyboard 126
- 5.9 Switch Cover 128
- Removing the Switch Cover 129
- 5.10 Modem Board 130
- Removing the Modem Board 131
- 5.11 Memory Module 132
- Removing the Memory Shield 132
- Removing a Memory Module 133
- 5.12 Keyboard Plate 134
- Removing the Keyboard Plate 134
- 5.13 Fan Assembly 135
- Removing the Fan Assembly 137
- 5.14 Heat Sink 138
- Removing the Heat Sink 139
- 5.15 Processor 141
- Removing the Processor 142
- 5.16 Display Assembly 143
- Removing the Display Screws 145
- Removing the Display Assembly 146
- 5.17 Top Cover 147
- Removing the Top Cover Screws 148
- Removing the Top Cover 150
- 5.18 RTC Battery 151
- Removing the RTC Battery 152
- 5.19 Speakers 153
- Removing the Speaker Assembly 155
- 5.20LED Board 156
- Removing the LED Board 157
- 5.21 Bottom Board 158
- Removing the Bottom Board 159
- 5.22 System Board 160
- Removing the System Board 162
- Specifications 163
- Table 6-2 165
- 14.1-inch XGA TFT Display 165
- Table 6-3 166
- 15.0-inch XGA TFT Display 166
- Table 6-4 167
- Table 6-5 168
- Hard Drives 168
- Table 6-6 169
- External AC Adapter 169
- Table 6-7 169
- Table 6-8 170
- Table 6-9 170
- Table 6-10 171
- Table 6-11 173
- Table 6-12 175
- 8X/24X DVD-ROM Drive 175
- Table 6-13 177
- 24X CD-ROM Drive 177
- Table 6-14 178
- System DMA 178
- Table 6-15 179
- System Interrupts 179
- Table 6-16 180
- System I/O Addresses 180
- Connector Pin Assignments 183
- Table A-2 184
- RJ-11 Modem 184
- Table A-3 184
- Universal Serial Bus 184
- Table A-4 185
- Table A-5 185
- External Monitor 185
- Table A-6 186
- Headphone Jack 186
- Table A-7 186
- Microphone 186
- Table A-8 187
- Parallel 187
- Table A-9 188
- Table A-10 188
- Power Cord Set Requirements 189
- Screw Listing 190
- Table C-1 191
- Torx T5M3.0×4.0 Screw 191
- Table C-2 192
- Phillips PM3.0×3.5 Screw 192
- Table C-3 193
- Hex M2.0×10.0 Alignment Pin 193
- Table C-4 194
- Phillips PM2.5×3.0 Screw 194
- Table C-5 195
- Torx T8M2.5×5.0 Screw 195
- Table C-6 198
- Phillips PM2.0x4.0 Screws 198
- Table C-7 201
- Phillips PM2.0×3.0 Screw 201
- Table C-8 202
- Phillips PM1.5×3.0 Screw 202
- Table C-9 203
- Torx T8M2.5×9.0 Screw 203
- Table C-10 204
- Table C-11 207
- Phillips PM2.5×6.0 Screw 207
- Table C-12 208
- Phillips M2.5×3.0 Screw 208
- Table C-13 209
- Phillips PM1.5x4.0 Screw 209
- Table C-14 211
- Phillips PM2.5x11.0 Screw 211
- Table C-15 212
- Hex M2.5×9.0 Standoffs 212
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