HP Z220 SFF Maintenance And Service Manual page 9

Troubleshooting a problem ...................................................................... 122
Instant Support and Active Chat ............................................................... 122
Customer Advisories, Customer and Security Bulletins, and Customer Notices 122
Product Change Notifications .................................................................. 122
Helpful hints ......................................................................................................... 123
At startup .............................................................................................. 123
During operation .................................................................................... 123
Customer self-repair ................................................................................ 124
Troubleshooting scenarios and solutions .................................................................................. 125
Solving minor problems ......................................................................................... 125
Solving hard drive problems ................................................................................... 127
Solving display problems ....................................................................................... 129
Solving audio problems ......................................................................................... 131
Solving printer problems ........................................................................................ 132
Solving power supply problems .............................................................................. 133
Testing power supply .............................................................................. 133
Self-troubleshooting with HP Vision Diagnostics ........................................................................ 135
Overview ............................................................................................................. 135
Downloading and accessing HP Vision Diagnostics ................................................... 136
Accessing HP Vision Diagnostics on the computer ..................................................... 136
Creating and using a bootable USB key ................................................... 137
Creating and using a bootable DVD ......................................................... 137
Using the HP Memory Test utility .............................................................. 137
User interface ....................................................................................................... 138
Survey tab ............................................................................................. 139
Test tab ................................................................................................. 140
Status tab .............................................................................................. 141
History tab ............................................................................................ 141
Errors tab .............................................................................................. 142
Help tab ............................................................................................... 142
Saving and printing information in HP Vision Diagnostics ........................................... 143
Self-troubleshooting with HP Advanced System Diagnostics UEFI ................................................ 144
Downloading HP Advanced System Diagnostics ....................................................... 145
Accessing HP Advanced System Diagnostics ............................................................ 146
User interface ....................................................................................................... 146
Running HP Advanced System Diagnostics ............................................................... 147
System information ................................................................................. 147
Hardware diagnostic tests ....................................................................... 148
Diagnostic codes and errors .................................................................................................. 149
Diagnostic LED and audible (beep) codes ................................................................ 149
LED color definitions .............................................................................................. 153
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