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5–42 Maintenance and Service Guide
Removal and Replacement Procedures
5.18 Switch Board
1. Prepare the notebook for disassembly (Section 5.3) and
remove the following components:
❏ LED switch cover (Section 5.7)
❏ Keyboard (Section 5.8)
❏ Display assembly (Section 5.12)
❏ Top cover (Section 5.13)
2. Remove the two PM2.0×3.0 screws 1 that secure the switch
board to the system board.
3. Lift up on the middle of the switch board 2 to disconnect it
from the system board.
4. Remove the switch board.
Removing the Switch Board
Reverse the above procedure to install the switch board.
Switch Board
Spare Part Number Information
Switch board 325515-001
- Maintenance and Service 1
- Maintenance and Service Guide 2
- First Edition May 2003 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 8
- (Continued) 10
- 1.2 Features 11
- Product Description 12
- 1.3 Clearing a Password 13
- 1.4 Power Management 14
- 1.5 External Components 15
- Table 1-4 17
- Table 1-5 19
- Keyboard Components 19
- Table 1-6 20
- Top Components 20
- Table 1-7 22
- Bottom Components 22
- 1.6 Design Overview 24
- Troubleshooting 25
- Using Computer Setup 26
- Selecting from the File Menu 27
- Table 2-2 28
- Security Menu 28
- Table 2-3 29
- Advanced Menu 29
- Configuration Information 31
- Test Information 32
- Table 2-4 34
- Flowchart Description 34
- (if applicable) 42
- DVD-ROM Drive 48
- Illustrated Parts Catalog 55
- 3.2 Notebook Major Components 56
- Major Components 56
- Table 3-1 57
- Components 62
- Table 3-2 63
- Spare Part Number 325528-001 63
- 3.4 Port Replicators and 64
- Mass Storage Devices 64
- 3.5 Miscellaneous 65
- Removal and Replacement 67
- Preliminaries 67
- 4.2 Service Considerations 68
- 4.3 Preventing Damage to 69
- Removable Drives 69
- Precautions 70
- 4.6 Workstation Precautions 71
- 4.7 Grounding Equipment and 72
- ■ Metal tote boxes 73
- Event 10% 40% 55% 73
- Procedures 74
- 5.1 Serial Number 75
- Disassembly 77
- Removing the Hard Drive 78
- 5.4 Notebook Feet 81
- 5.5 Memory Expansion Board 82
- 5.7 LED Switch Cover 86
- Removing the LED Switch Cover 87
- 5.8 Keyboard 88
- Removing the Keyboard Screw 89
- Releasing the Keyboard 90
- Removing the Keyboard 91
- Fan 291266-001 93
- 6. Remove the fan 94
- 5.10 Heat Sink 95
- Removing the Heat Sink Screws 96
- Removing the Heat Sink 98
- 5.11 Processor 99
- Removing the Processor 100
- 5.12 Display Assembly 101
- Removing the Hinge Covers 102
- Removing the Antenna Cables 103
- Assembly Screws 104
- 5.13 Top Cover 105
- Eight T8M2.0×8.0 screws 3 106
- Removing the Top Cover 108
- ❏ Keyboard (Section 5.8) 109
- ❏ Top cover (Section 5.13) 109
- 5.15 TouchPad 110
- Removing the TouchPad Screws 111
- Removing the TouchPad Bracket 111
- Removing the TouchPad 112
- 5.16 RTC Battery 113
- 5.17 Speaker/Microphone 114
- 5.18 Switch Board 115
- 5.19 System Board 116
- Removing the System Board 118
- 5.20 Modem Board 119
- Removing the Modem Board 120
- Specifications 121
- Table 6-2 123
- 12.1.0-inch XGA, TFT Display 123
- Table 6-3 124
- Hard Drives 124
- Table 6-4 125
- External AC Adapter 125
- Table 6-5 125
- Table 6-6 126
- Table 6-7 127
- System DMA 127
- Table 6-8 128
- System Interrupts 128
- Table 6-9 129
- System I/O Addresses 129
- Table 6-10 132
- System Memory Map 132
- Connector Pin Assignments 133
- Table A-5 135
- External Monitor 135
- Table A-6 136
- Stereo Speaker/Headphone 136
- Table A-7 136
- Microphone 136
- Power Cord Set Requirements 137
- Country-Specific Requirements 138
- Country Accredited Agency 139
- Applicable Note 139
- Screw Listing 140
- Table C-1 141
- Phillips PM2.5×3.0 Screw 141
- Table C-4 143
- Table C-5 144
- Table C-6 145
- Phillips PM2.0×4.0 Screw 145
- (Continued) 146
- Table C-7 148
- M2.0×4.0 Security Screw 148
- Table C-8 149
- Table C-9 152
- Torx T8 M2.0×8.0 Screw 152
- Table C-10 156
- Table C-11 157
- Torx T8 M2.0×4.0 Screw 157
- Table C-12 160
- Torx T8 M2.0×6.0 Screw 160
- Table C-13 161
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