HP Z400

6 Diagnostics and troubleshooting ................................................................................... 164
Calling technical support ....................................................................................................... 165
Locating ID labels ................................................................................................................. 165
Locating warranty information ............................................................................................... 167
Diagnosis guidelines ............................................................................................................ 168
Diagnosis at startup ............................................................................................... 168
Diagnosis during operation .................................................................................... 169
Troubleshooting checklist ....................................................................................................... 170
HP troubleshooting resources and tools ................................................................................... 170
HP Support Assistant .............................................................................................. 170
HP Help and Support Center .................................................................................. 170
E-support .............................................................................................................. 171
Troubleshooting a problem ...................................................................... 171
Instant Support and Active Chat ............................................................... 171
Customer Advisories, Customer and Security Bulletins, and Customer Notices 172
Product Change Notifications .................................................................. 172
Helpful hints ......................................................................................................... 172
At startup .............................................................................................. 172
During operation .................................................................................... 172
Customizing the monitor display .............................................................. 173
Troubleshooting scenarios and solutions .................................................................................. 173
Solving minor problems ......................................................................................... 173
Solving power supply problems .............................................................................. 175
Testing power supply .............................................................................. 176
Solving diskette problems ....................................................................................... 177
Solving hard drive problems ................................................................................... 179
Solving display problems ....................................................................................... 181
Solving audio problems ......................................................................................... 183
Solving printer problems ........................................................................................ 184
Self-troubleshooting with HP Vision Diagnostics ........................................................................ 184
Overview ............................................................................................................. 185
Downloading and accessing HP Vision Diagnostics ................................................... 186
Accessing HP Vision Diagnostics on the workstation .................................................. 187
Creating and using a bootable USB key ................................................... 187
Creating and using a bootable DVD ......................................................... 187
Using the HP Memory Test utility .............................................................. 187
User interface ....................................................................................................... 189
Survey tab ............................................................................................. 189
Test tab ................................................................................................. 191
Status tab .............................................................................................. 193
History tab ............................................................................................ 193
Errors tab .............................................................................................. 193
Help tab ............................................................................................... 194
Saving and printing information in HP Vision Diagnostics ........................................... 195
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