HP pavilion n5400 Servicehandbuch
Reference
Guide
9
Service and Support ....................................................................................................... 79
Hewlett-Packard Limited Warranty Statement ........................................................... 80
Getting Support for Your HP Notebook PC ............................................................... 82
To use the Reference Guide .................................................................................. 82
To get help from the HP notebook web site.......................................................... 82
To call HP for service and support........................................................................ 83
Obtaining Repair Service............................................................................................ 86
To receive warranty repair service ........................................................................ 86
To prepare your computer for shipment................................................................ 87
Solving Problems with Your Computer ....................................................................... 89
Troubleshooting Techniques....................................................................................... 90
Audio problems..................................................................................................... 90
CD and DVD problems......................................................................................... 91
Display problems .................................................................................................. 93
Hard disk drive problems ...................................................................................... 95
Heat problems ....................................................................................................... 95
Keyboard, touch pad, and mouse problems .......................................................... 96
LAN problems....................................................................................................... 97
Memory problems ................................................................................................. 98
Modem problems .................................................................................................. 99
One-Touch button problems ............................................................................... 102
PC card (PCMCIA) problems ............................................................................. 103
Performance problems ........................................................................................ 104
Power and battery problems................................................................................ 105
Printing problems ................................................................................................ 106
Serial, parallel, and USB problems ..................................................................... 107
Startup problems ................................................................................................. 108
Standby and resume problems ............................................................................ 109
Video file playback problems ............................................................................. 110
Testing Hardware Operation..................................................................................... 111
Recovering and Reinstalling Software...................................................................... 113
To recover the factory installation of your hard disk .......................................... 113
To replace a damaged Recovery CD ................................................................... 114
To update the HP notebook BIOS....................................................................... 114
To recover an application.................................................................................... 115
Specifications and Regulatory Information ............................................................... 117
Hardware and BIOS Specifications .......................................................................... 118
BIOS Setup utility options .................................................................................. 118
Hardware specifications ...................................................................................... 121
Modem Reference Information................................................................................. 123
AT commands (Ambit) ....................................................................................... 123
S-registers (Ambit).............................................................................................. 128
Selected result codes (Ambit) ............................................................................. 129