Fan Sink ........................................................................................................................................... 108
Processor ......................................................................................................................................... 110
Power Supply ................................................................................................................................... 112
System Board ................................................................................................................................... 114
Battery .............................................................................................................................................. 116
Appendix A Connector Pin Assignments .................................................................................................... 118
Ethernet BNC ................................................................................................................................... 118
USB .................................................................................................................................................. 118
Microphone ....................................................................................................................................... 118
Headphone ....................................................................................................................................... 119
Line-in Audio .................................................................................................................................... 119
Line-out Audio .................................................................................................................................. 119
4-Pin Power (for CPU) ...................................................................................................................... 119
Monitor ............................................................................................................................................. 120
Serial Interface, Powered and Non-Powered ................................................................................... 120
DVI Connector .................................................................................................................................. 121
24-Pin Power .................................................................................................................................... 122
PCI Express ..................................................................................................................................... 123
PCI Express ..................................................................................................................................... 124
Appendix B Power Cord Set Requirements ................................................................................................ 125
General Requirements ..................................................................................................................... 125
Japanese Power Cord Requirements .............................................................................................. 125
Country-Specific Requirements ........................................................................................................ 126
Appendix C POST Error Messages .............................................................................................................. 127
POST Numeric Codes and Text Messages ..................................................................................... 128
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes .............................................. 136
Appendix D Troubleshooting Without Diagnostics .................................................................................... 140
Safety and Comfort .......................................................................................................................... 140
Before You Call for Technical Support ............................................................................................. 140
Helpful Hints ..................................................................................................................................... 141
Solving General Problems ................................................................................................................ 143
Solving Power Problems .................................................................................................................. 146
Solving Diskette Problems ............................................................................................................... 147
Solving Hard Drive Problems ........................................................................................................... 149
Solving Media Card Reader Problems ............................................................................................. 152
Solving Display Problems ................................................................................................................. 153
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Summary of Contents for A7L26UT#ABA
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