HP NX7010 - - BUSINESS NOTEBOOK Laptop AC Adapter Especificações Página 50
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2–22 Maintenance and Service Guide
Troubleshooting
Flowchart 2.16—No Audio, Part 2
YN
Continued from
“Flowchart
2.15—No Audio,
Part 1.”
Reload
audio drivers.
Audio
driver in OS
configured?
Audio?
Y
Y
YN
N
N
Correct
drivers for
application?
Connect to
external
speaker.
Load drivers and
set configuration
in OS.
Audio? Done
Replace audio
board and
speaker
connections
in computer
(if applicable).
1. Replace internal speakers.
2. Replace audio board (if applicable).
3. Replace system board.
- Maintenance and Service 1
- Contents 3
- 4 Illustrated Parts Catalog 4
- 7 Specifications 5
- A Connector Pin Assignments 6
- B Power Cord Set Requirements 6
- C Screw Listing 6
- D Display Component Recycling 6
- 1.1 Features 8
- Product Description 10
- 1.2 Resetting the Computer 11
- 1.3 Power Management 11
- 1.4 External Components 12
- Table 1-2 14
- Table 1-2 15
- Right-Side Components 15
- Left-Side Components 16
- Item Component Function 16
- Rear Panel Components 18
- Table 1-4 19
- Standard Keyboard Components 20
- Table 1-5 21
- Table 1-6 22
- Top Components, Part 1 22
- Top Components, Part 2 24
- Table 1-7 25
- Bottom Components 26
- 1.5 Design Overview 28
- Troubleshooting 29
- Selecting from the Main Menu 30
- Table 2-2 31
- Security Menu 31
- Selecting from the Tools Menu 32
- Table 2-5 33
- (if applicable) 42
- Connection 54
- Software Updates and 55
- Recovery 55
- Software Updates and Recovery 56
- Downloading a ROM Update 58
- Installing a ROM Update 59
- Downloading Other Software 60
- 3.2 System Recovery 62
- Using System Restore Points 63
- Restoring to a Restore Point 64
- Reinstalling Applications 65
- Software 70
- Illustrated Parts Catalog 71
- 4.2 Computer Major Components 72
- Major Components 72
- Table 3-1 73
- Table 3-2 84
- Miscellaneous Plastics Kit 84
- Spare Part Number Information 84
- 4.4 Miscellaneous Cable Kit 85
- 4.5 Mass Storage Devices 86
- Table 3-4 87
- Mass Storage Devices 87
- Table 3-5 88
- Spare Part Information 88
- Table 3-6 91
- Preliminaries 99
- 5.2 Service Considerations 100
- Removal and Replacement 107
- Procedures 107
- Disassembly Sequence Chart 108
- (Continued) 109
- Disassembly 110
- Removing the Battery Pack 111
- 6.4 Hard Drive 112
- Removing the Hard Drive 113
- 6.5 Computer Feet 115
- 6.6 Bluetooth Board 116
- Removing the Bluetooth Board 117
- 6.7 External Memory Module 118
- Removing the Memory Module 119
- 6.9 Optical Drive 122
- Removing the Optical Drive 123
- 6.10 Keyboard 124
- Removing the Keyboard Screws 126
- Releasing the Keyboard 128
- 6.11 Switch Cover 130
- Removing the Switch Cover 131
- 6.12 LED Board 132
- 7. Remove the LED board 2 133
- 6.13 Fan 134
- 6.14 Heat Sink 135
- 6.15 Processor 136
- Removing the Processor 137
- 6.16 Modem Board 138
- Removing the Modem Board 139
- 6.17 Internal Memory Module 140
- 6.18 RTC Battery 141
- 6.19 Display Assembly 142
- Removing the Display Assembly 144
- 6.20 Top Cover 145
- Releasing the Top Cover 148
- 6.21 Speaker 149
- Removing the Speaker 151
- 6.22 Digital Media Board 152
- 6.23 USB/Audio Board 154
- Removing the USB/Audio Board 155
- 6.24 System Board 156
- Removing the System Board 160
- 6.25 Serial Connector Module 161
- Specifications 163
- Table 7-2 165
- Table 7-3 166
- 15.0-inch, XGA, TFT Display 166
- Table 7-4 167
- 14.1-inch, XGA, TFT Display 167
- Table 7-5 168
- Hard Drives 168
- Table 7-6 170
- Table 7-7 171
- DVD-ROM Drive 171
- Table 7-8 172
- DVD/CD-RW Combo Drive 172
- Table 7-9 174
- DVD±RW and CD-RW Combo Drive 174
- Table 7-10 176
- CD-ROM Drive 176
- Table 7-11 178
- System DMA 178
- Table 7-12 179
- System Interrupts 179
- Table 7-13 181
- System I/O Addresses 181
- Table 7-14 184
- System Memory Map 184
- Connector Pin Assignments 185
- Table A-2 186
- Audio-In (Microphone) 186
- Table A-3 186
- Universal Serial Bus 186
- Table A-4 187
- Table A-5 188
- Parallel Port 188
- Table A-6 189
- S-Video-Out 189
- Table A-7 190
- External Monitor 190
- Table A-8 191
- RJ-11 (Modem) 191
- Table A-9 192
- RJ-45 (Network) 192
- Power Cord Set Requirements 193
- General Requirements 194
- Country-Specific Requirements 195
- Screw Listing 197
- Table C-1 198
- Phillips PM2.0×4.0 Screw 198
- Table C-2 199
- Table C-4 201
- Torx8 T8M2.0×9.0 Screw 201
- (Continued) 203
- Table C-5 207
- Torx8 T8M2.0×2.0 Screw 207
- Table C-6 208
- Phillips PM1.5×4.0 Screw 208
- Table C-7 209
- Phillips PM2.0×7.0 Screw 209
- Table C-8 210
- Table C-9 211
- Phillips PM2.0×3.0 Screw 211
- Table C-10 212
- Torx8 T8M2.0×4.0 Screw 212
- Table C-11 215
- Display Component Recycling 217
- Removing the Display Bezel 220
- Removing the Display Inverter 221
- Removing the Display Frame 223
- Removing the Backlight Cover 224
- Removing the Backlight Frame 226
- Removing the Backlight 227
- Releasing the LCD Panel 228
- 23. Remove the LCD panel 229
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