Maintenance and Service Guide

Hard drive/solid-state drive not recognized ................................................................ 128
No boot to operating system (no read/write error) ..................................................... 128
Read-write error ........................................................................................................... 129
Slow performance ......................................................................................................... 129
Blue screen (BSOD) error .............................................................................................. 129
Noisy hard drive ............................................................................................................ 130
Mechanical ....................................................................................................................................... 131
Fan error message - 90B .............................................................................................. 131
Noise (sound) ................................................................................................................ 132
Fan runs constantly ...................................................................................................... 133
Thermal shutdown (hot) ............................................................................................... 134
Stuck power button ...................................................................................................... 134
Additional information ...................................................................................................................................... 135
Acronyms ......................................................................................................................................... 135
Blinking lights and boot error codes ............................................................................................... 136
Processor not executing code ...................................................................................... 136
BIOS recovery code unable to nd valid BIOS recovery image ..................................... 136
Memory module error ................................................................................................... 136
Graphics Controller Error (No Controller) ..................................................................... 137
Failure - System Board Error ........................................................................................ 137
Intel Trusted Execution Technology (TXT) Error .......................................................... 137
Sure Start unable to nd valid BIOS Boot Block image ................................................ 137
Sure Start has identied a problem (Manual Recovery Policy Set) .............................. 138
POST error messages and user actions .......................................................................................... 138
Routine maintenance for performance improvement ................................................................... 140
Common blue screen error messages ............................................................................................ 140
Error message list ......................................................................................................... 140
Bug check symbolic names ........................................................................................... 140
Microsoft general troubleshooting of Windows bug check codes ............................... 141
Use Windows Debugging Tool ......................................................................................................... 141
Windows Software Development Kit (SDK) .................................................................. 142
Display issue: pixel anomalies ........................................................................................................ 146
Cable management ......................................................................................................................... 147
Connector types .............................................................................................................................. 148
9 Computer Setup (BIOS), TPM, and HP Sure Start ........................................................................................... 151
Using Computer Setup ....................................................................................................................................... 151
Starting Computer Setup ................................................................................................................ 151
Navigating and selecting in Computer Setup ................................................................................. 151
Restoring factory settings in Computer Setup ............................................................................... 151
Updating the BIOS ........................................................................................................................... 152
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