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HP Compaq dc7800 - Page 10

HP Compaq dc7800
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Rear Chassis Fan ............................................................................................................................. 188
Battery .............................................................................................................................................. 189
Appendix A Connector Pin Assignments
Keyboard .......................................................................................................................................... 191
Mouse ............................................................................................................................................... 191
Ethernet BNC ................................................................................................................................... 191
Ethernet RJ-45 ................................................................................................................................. 192
Ethernet AUI ..................................................................................................................................... 192
Parallel Interface .............................................................................................................................. 193
Serial Interface, Powered and Non-Powered ................................................................................... 193
USB .................................................................................................................................................. 194
Microphone ....................................................................................................................................... 194
Headphone ....................................................................................................................................... 194
Line-in Audio .................................................................................................................................... 194
Line-out Audio .................................................................................................................................. 194
External Infrared Transceiver ........................................................................................................... 195
Monitor ............................................................................................................................................. 195
ATA/ATAPI (IDE) Standard Drive Cable .......................................................................................... 196
CD-ROM 50-Pin Connector .............................................................................................................. 197
24-Pin Power .................................................................................................................................... 197
24-Pin MicroFit Power (CMT, SFF) .................................................................................................. 198
4-Pin Power (for CPU) ...................................................................................................................... 198
6-Pin Power (for CPU) (CMT, SFF) .................................................................................................. 198
SATA Data and Power ..................................................................................................................... 199
PCI Express .................................................................................................................................... 199
PCI Express ..................................................................................................................................... 200
PCI Express Mini Card ..................................................................................................................... 201
DVI Connector .................................................................................................................................. 202
Appendix B Power Cord Set Requirements
General Requirements ..................................................................................................................... 203
Japanese Power Cord Requirements .............................................................................................. 203
Country-Specific Requirements ........................................................................................................ 204
Appendix C POST Error Messages
POST Numeric Codes and Text Messages ..................................................................................... 206
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes .............................................. 212
Appendix D Troubleshooting Without Diagnostics
Safety and Comfort .......................................................................................................................... 216
Before You Call for Technical Support ............................................................................................. 216
Helpful Hints ..................................................................................................................................... 217
Solving General Problems ................................................................................................................ 219
Solving Power Problems .................................................................................................................. 222
Solving Diskette Problems ............................................................................................................... 223
Solving Hard Drive Problems ........................................................................................................... 226
Solving Media Card Reader Problems ............................................................................................. 228
Solving Display Problems ................................................................................................................. 230
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