System open circuits and short circuits ................................................................................................ 75
External device problems .................................................................................................................. 75
Audio problems ............................................................................................................................... 76
Printer problems ............................................................................................................................... 77
Mouse and keyboard problems ......................................................................................................... 77
Modem problems ............................................................................................................................. 77
Network controller problems ............................................................................................................. 79
Software problems ..................................................................................................................................... 81
Operating system problems ............................................................................................................... 81
Operating system updates ................................................................................................................. 82
Restoring to a backed-up version ....................................................................................................... 82
When to reconfigure or reload software ............................................................................................. 82
Linux operating systems .................................................................................................................... 83
Application software problems .......................................................................................................... 83
Firmware maintenance ............................................................................................................................... 84
Types of ROM.................................................................................................................................. 84
ROMPaq utility diskette or USB drive key ............................................................................................ 85
Current firmware versions ................................................................................................................. 85
Updating firmware ........................................................................................................................... 85
Drivers ............................................................................................................................................ 86
Contacting HP ........................................................................................................................................... 86
Contacting HP technical support or an authorized reseller .................................................................... 86
Server information you need .............................................................................................................. 86
Operating system information you need ............................................................................................. 87
Battery ....................................................................................................................................... 89
Regulatory compliance notices ..................................................................................................... 91
Regulatory compliance identification numbers ............................................................................................... 91
Federal Communications Commission notice ................................................................................................. 91
FCC rating label .............................................................................................................................. 91
Class A equipment ........................................................................................................................... 91
Class B equipment ............................................................................................................................ 91
Declaration of conformity for products marked with the FCC logo, United States only ........................................ 92
Modifications ............................................................................................................................................. 92
Cables ...................................................................................................................................................... 92
Canadian notice (Avis Canadien) ................................................................................................................ 93
European Union regulatory notice ................................................................................................................ 93
Disposal of waste equipment by users in private households in the European Union .......................................... 93
Japanese notice ......................................................................................................................................... 94
BSMI notice ............................................................................................................................................... 94
Korean notice ............................................................................................................................................ 95
Chinese notice ........................................................................................................................................... 95
Laser compliance ....................................................................................................................................... 95
Battery replacement notice .......................................................................................................................... 95
Taiwan battery recycling notice ................................
................................................................................... 96
Power cord statement for Japan ................................................................................................................... 96
Acoustics statement for Germany (Geräuschemission) .................................................................................... 96
Electrostatic discharge ................................................................................................................. 97
Preventing electrostatic discharge ................................................................................................................ 97
Grounding methods to prevent electrostatic discharge .................................................................................... 97
Technical support ........................................................................................................................ 98
HP contact information ................................................................................................................................ 98