HP Laptop 405501-001 User Manual Page 10
- Page / 240
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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1–4 Maintenance and Service Guide
Product Description
1.2 Resetting the Computer
If the computer you are servicing has an unknown password,
follow these steps to clear the password. These steps also
clear CMOS:
1. Prepare the computer for disassembly (refer to Section 5.3,
“Preparing the Computer for Disassembly,” for more
information.)
2. Remove the real-time clock (RTC) battery (refer to Section
5.8, “RTC Battery,” for more information.)
3. Wait approximately 5 minutes.
4. Replace the RTC battery and reassemble the computer.
5. Connect AC power to the computer. Do not reinsert any
battery packs at this time.
6. Turn on the computer.
All passwords and CMOS settings have been cleared.
- Maintenance and Service 1
- Maintenance and Service Guide 2
- First Edition: January 2006 2
- Contents 3
- 3 Illustrated Parts Catalog 4
- Product Description 7
- 1.1 Features 8
- 1.2 Resetting the Computer 10
- 1.3 Power Management 11
- 1.4 External Components 12
- Table 1-1 13
- Front Components 13
- Table 1-2 14
- Right-Side Components 14
- Table 1-3 15
- Rear Panel Components 15
- Table 1-4 16
- Left-Side Components 16
- Standard Keyboard Components 18
- Table 1-5 19
- Table 1-6 20
- Top Components 20
- TouchPad Components 22
- Table 1-7 23
- Table 1-8 24
- Bottom Components 24
- 1.5 Design Overview 26
- Troubleshooting 27
- Accessing Computer Setup 28
- Computer Setup Defaults 28
- Selecting from the File Menu 29
- Table 2-2 30
- Security Menu 30
- Selecting from the Tools Menu 31
- Table 2-4 32
- Advanced Menu 32
- Table 2-5 33
- (if applicable) 42
- ■ Diskette drive 47
- ■ System board 47
- ■ Internal speakers 50
- Connection 54
- Illustrated Parts Catalog 55
- 3.2 Computer Major Components 56
- Table 3-1 57
- Major Components 58
- Table 3-2 65
- 3.4 Plastics Kit 66
- 3.5 Cable Kit 67
- 3.6 Mass Storage Devices 68
- Table 3-5 69
- Mass Storage Devices 69
- Table 3-6 70
- Spare Part Information 70
- Table 3-7 72
- Removal and Replacement 77
- Preliminaries 77
- 4.2 Service Considerations 78
- Procedures 85
- Disassembly Sequence Chart 86
- Disassembly 88
- Removing the Battery Pack 89
- 5.4 Hard Drive 90
- Removing the Hard Drive Cover 91
- Removing the Hard Drive 92
- Removing the Hard Drive Frame 93
- 5.5 Computer Feet 94
- 5.6 Memory Module 95
- Removing the Memory Module 97
- (Section 5.6) 98
- 5.8 RTC Battery 100
- 5.9 Optical Drive 101
- 5.10 Switch Cover 103
- Removing the Switch Cover 104
- 5.11 Keyboard Frame 105
- Releasing the Keyboard Frame 106
- Removing the Keyboard Frame 108
- 5.12 LED Board 109
- 4. Remove the LED board 2 110
- 5.13 Keyboard 111
- Removing the Keyboard 112
- 5.14 Display Assembly 113
- Removing the Display Assembly 115
- Spare Part Number Information 116
- Removing the Display Bezel 118
- 1 Display panel cable 119
- 2 Wireless light cable 119
- Removing the Display Hinges 122
- 5.15 Top Cover 124
- Removing the Top Cover 130
- Removing the TouchPad Cable 131
- 5.16 Bluetooth Module 132
- Removing the Bluetooth module 133
- 5.17 System Board 134
- Removing the System Board 139
- 5.18 USB/Audio Board 142
- Removing the USB/Audio Board 143
- 5.19 Heat Sink 144
- Removing the Heat Sink 145
- Replacing the Thermal Paste 146
- 5.20 Processor 147
- 5.21 Fan Assembly 150
- 5. Remove the fan assembly 2 152
- 5.22 Speakers 153
- Removing the Speaker 154
- 5.23 PC Card Assembly 155
- Removing the PC Card Assembly 157
- 5.24 ExpressCard Assembly 158
- Specifications 161
- (Continued) 162
- Table 6-2 163
- 15.4-inch, WXGA, Display 163
- Table 6-3 164
- Hard Drives 164
- Table 6-4 166
- DVD/CD-RW Combo Drive 166
- Table 6-5 168
- Table 6-6 170
- System Interrupts 170
- Table 6-7 172
- System I/O Addresses 172
- Table 6-8 175
- System Memory Map 175
- Table 6-9 176
- System DMA 176
- Connector Pin Assignments 177
- Table A-2 178
- Audio-In (Microphone) 178
- Table A-3 178
- Universal Serial Bus 178
- Table A-4 179
- External Monitor 179
- Table A-5 180
- RJ-45 (Network) 180
- Table A-6 181
- RJ-11 (Modem) 181
- Table A-7 182
- S-Video-Out 182
- Power Cord Set Requirements 183
- General Requirements 184
- Country-Specific Requirements 185
- Screw Listing 187
- Table C-2 188
- Table C-3 189
- Phillips PM2.5×6.0 Screw 189
- (Continued) 190
- Table C-4 196
- Phillips PM2.5×3.0 Screw 196
- Table C-5 199
- Phillips PM2.5×11.0 Screw 199
- Phillips PM2.0×4.0 Screw 203
- Table C-6 203
- Table C-7 209
- Table C-8 212
- Phillips PM2.0×6.0 Screw 212
- Table C-9 213
- Phillips PM2.0×3.0 Screw 213
- Table C-10 214
- Phillips PM2.5×7.0 Screw 214
- Table C-11 217
- Slotted SM1.5×9.0 Screw 217
- Table C-12 218
- Phillips PM3.0×6.0 Screw 218
- Display Component Recycling 219
- Removing the LCD Panel 224
- Removing the LCD Panel Frame 226
- Removing the Backlight Cover 227
- LCD panel 228
- Removing the Backlight Frame 229
- Removing the Backlight 230
- Releasing the LCD Panel 231
- 23. Remove the LCD panel 232
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