Contents 7
Installing the Control Panel Assembly . . . . . . . 97
System Battery. . . . . . . . . . . . . . . . . . . . . . 97
Removing the System Battery . . . . . . . . . . . 97
Installing the System Battery. . . . . . . . . . . . 98
System Board . . . . . . . . . . . . . . . . . . . . . . 99
Removing the System Board . . . . . . . . . . . . 99
Installing the System Board . . . . . . . . . . . . 100
4 Troubleshooting Your System . . . . . . . . 103
Safety First—For You and Your System . . . . . . . . . 103
Installation Problems . . . . . . . . . . . . . . . . . . 103
Troubleshooting System Startup Failure . . . . . . . . 104
Troubleshooting External Connections . . . . . . . . . 104
Troubleshooting the Video Subsystem . . . . . . . . . 104
Troubleshooting a USB Device . . . . . . . . . . . . . 104
Troubleshooting a Serial I/O Device . . . . . . . . . . 105
Troubleshooting a NIC. . . . . . . . . . . . . . . . . . 106
Troubleshooting a Wet System . . . . . . . . . . . . . 107
Troubleshooting a Damaged System . . . . . . . . . . 108
Troubleshooting the System Battery. . . . . . . . . . . 108
Troubleshooting Power Supplies . . . . . . . . . . . . 109
Troubleshooting System Cooling Problems. . . . . . . 110
Troubleshooting a Fan. . . . . . . . . . . . . . . . . . 110
book.book Page 7 Monday, April 12, 2010 3:38 PM