HP ZBook Studio G5 - Page 7

HP Thermal Monitor ..................................................................................... 86
Non HP diagnostics tools ............................................................................. 86
7. Status lights, blinking light codes, troubleshooting lights, and POST error
messages ........................................................................................................................ 87
Status lights .................................................................................................. 87
Blinking light codes ...................................................................................... 88
POST error messages ................................................................................... 88
Resolve the issue ............................................................................................................................... 89
8. Hard reset .................................................................................................................... 89
9. Soft reset (Default Settings) ....................................................................................... 90
10. Reseat cables and connections ................................................................................ 90
11. Test with minimum conguration ............................................................................ 91
Essential hardware conguration ................................................................ 91
Safe mode ..................................................................................................... 92
12. Test with veried working conguration (hardware and/or operating system) ..... 92
13. Replace the system board ........................................................................................ 92
Verify solution ................................................................................................................................... 93
Helpful Hints ........................................................................................................................................................ 93
At startup ........................................................................................................................................... 93
During operation ............................................................................................................................... 94
Consulting with HP Service ............................................................................................................... 95
Common issues and possible solutions .............................................................................................................. 95
Power-on issues ................................................................................................................................ 95
No Power ......................................................................................................................... 95
Intermittent power-on, shutdown, reboot ..................................................................... 97
AC adapter issue .............................................................................................................. 98
Battery not recognized, not charging ............................................................................. 98
Battery discharges too fast .......................................................................................... 100
Burnt smell .................................................................................................................... 100
POST ................................................................................................................................................ 101
No video (with power) ................................................................................................... 101
Blinking lights ............................................................................................................... 102
Diagnostics error messages ......................................................................................... 102
BIOS password .............................................................................................................. 104
Performance (OS) ............................................................................................................................ 104
Intermittent shutdown ................................................................................................. 105
Blue screen .................................................................................................................... 106
Freeze at Windows Logo (hang/lockup) ....................................................................... 108
Electromagnetic Interference (EMI) .............................................................................. 109
No wake up .................................................................................................................... 110
Unresponsive ................................................................................................................ 111
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