HP dc73 Service Reference Guide - HP Compaq dc7800 Business PC - Page 10

Interpreting POST Diagnostic Front Panel LEDs and Audible Codes, Power Cord Set Requirements

Page 10 highlights

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 x

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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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