HP dx7400 - Microtower PC - Table of Contents

Table of contents
1 Computer Diagnostic Features
HP Insight Diagnostics ......................................................................................................................... 1
Accessing HP Insight Diagnostics ....................................................................................... 1
Survey Tab .......................................................................................................................... 2
Test Tab ............................................................................................................................... 3
Status Tab ........................................................................................................................... 3
Log Tab ................................................................................................................................ 4
Help Tab .............................................................................................................................. 4
Saving and Printing Information in HP Insight Diagnostics .................................................. 4
Downloading the Latest Version of HP Insight Diagnostics ................................................. 5
Protecting the Software ........................................................................................................................ 5
HP Backup and Recovery Manager ..................................................................................................... 6
2 Troubleshooting Without Diagnostics
Safety and Comfort .............................................................................................................................. 7
Before You Call for Technical Support ................................................................................................. 7
Helpful Hints ......................................................................................................................................... 8
Solving General Problems .................................................................................................................. 10
Solving Power Problems .................................................................................................................... 14
Solving Diskette Problems ................................................................................................................. 15
Solving Hard Drive Problems ............................................................................................................. 18
Solving Media Card Reader Problems ............................................................................................... 21
Solving Display Problems ................................................................................................................... 23
Solving Audio Problems ..................................................................................................................... 27
Solving Printer Problems .................................................................................................................... 29
Solving Keyboard and Mouse Problems ............................................................................................ 30
Solving Hardware Installation Problems ............................................................................................. 32
Solving Network Problems ................................................................................................................. 34
Solving Memory Problems ................................................................................................................. 37
Solving Processor Problems .............................................................................................................. 39
Solving CD-ROM and DVD Problems ................................................................................................ 40
Solving Drive Key Problems ............................................................................................................... 42
Solving Front Panel Component Problems ........................................................................................ 43
Solving Internet Access Problems ...................................................................................................... 44
Solving Software Problems ................................................................................................................ 46
Contacting Customer Support ............................................................................................................ 47
Appendix A POST Error Messages
POST Numeric Codes and Text Messages ....................................................................................... 49
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes ................................................ 55
Appendix B Password Security and Resetting CMOS
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