HP ZBook Studio G3 Mobile Workstation - Maintenance and Service Guide

Slow performance ........................................................................................................... 98
HP Smart Adapter warning message .............................................................................. 99
Incorrect time and date ................................................................................................... 99
Display ............................................................................................................................................. 100
Display anomalies ......................................................................................................... 100
Symptom .................................................................................................... 100
Quick check ................................................................................................. 101
HP PC Hardware Diagnostics (UEFI) for video test ..................................... 101
Display assembly diagram ......................................................................... 102
Dead pixel ..................................................................................................................... 102
No video (internal) ........................................................................................................ 102
No video (external) ....................................................................................................... 103
DisplayPort/VGA ........................................................................................................... 103
HDMI .............................................................................................................................. 103
No or bad external video via docking ........................................................................... 104
Incorrect or missing color/distorted image .................................................................. 104
Touch screen ................................................................................................................. 105
I/O devices ....................................................................................................................................... 106
Keyboard ....................................................................................................................... 106
Keyboard point stick ..................................................................................................... 107
Keyboard backlight ....................................................................................................... 107
TouchPad ....................................................................................................................... 108
Network Connectivity Ethernet (RJ-45 jack) ................................................................ 108
Network connectivity wireless (WLAN) ........................................................................ 109
USB ................................................................................................................................ 110
Smart card reader ......................................................................................................... 112
Speaker, headphone - audio issues .............................................................................. 113
Thunderbolt (TB) ........................................................................................................... 114
Storage ............................................................................................................................................ 115
Hard drive/solid-state drive not recognized ................................................................ 116
No boot to operating system (no read/write error) ..................................................... 116
Read-write error ........................................................................................................... 117
Slow performance ......................................................................................................... 117
Blue screen (BSOD) error .............................................................................................. 117
Noisy hard drive ............................................................................................................ 118
Mechanical ....................................................................................................................................... 119
Fan error message - 90B .............................................................................................. 119
Noise (sound) ................................................................................................................ 120
Fan runs constantly ...................................................................................................... 121
Thermal shutdown (hot) ............................................................................................... 122
Stuck power button ...................................................................................................... 122
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