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6 Contents
Power Supply . . . . . . . . . . . . . . . . . . . . . . 91
Removing the Power Supply
. . . . . . . . . . . . 91
Installing the Power Supply
. . . . . . . . . . . . . 93
Chassis Intrusion Switch
. . . . . . . . . . . . . . . . 93
Removing the Chassis Intrusion Switch
. . . . . . 93
Installing the Chassis Intrusion Switch
. . . . . . . 94
Bezel (Service Only Parts Procedure)
. . . . . . . . . . 95
Removing the Bezel
. . . . . . . . . . . . . . . . . 95
Replacing the Bezel
. . . . . . . . . . . . . . . . . 96
I/O Panel Assembly (Service Only Parts
Procedure)
. . . . . . . . . . . . . . . . . . . . . . . . 97
Removing the I/O Panel Assembly
. . . . . . . . . 97
Replacing the I/O Panel Assembly
. . . . . . . . . 98
System Board (Service Only Parts Procedure)
. . . . 100
Removing the System Board
. . . . . . . . . . . 100
Installing the System Board
. . . . . . . . . . . . 101
4 Troubleshooting Your System . . . . . . . . 103
Safety First—For You and Your System . . . . . . . . 103
Start-Up Routine
. . . . . . . . . . . . . . . . . . . . 103
Checking the Equipment
. . . . . . . . . . . . . . . . 104
Troubleshooting External Connections
. . . . . . 104
Troubleshooting the Video Subsystem
. . . . . . 104
Troubleshooting the Keyboard
. . . . . . . . . . 105
Troubleshooting the Mouse
. . . . . . . . . . . . 105
Troubleshooting Serial I/O Problems
. . . . . . . . . 106
Troubleshooting a Serial I/O Device
. . . . . . . 107
Troubleshooting a USB Device
. . . . . . . . . . 107
book.book Page 6 Wednesday, April 15, 2009 8:47 PM