Maintenance and Service Guide

Acronyms ......................................................................................................................................... 132
Blinking lights and boot error codes ............................................................................................... 133
Processor not executing code ...................................................................................... 133
BIOS recovery code unable to nd valid BIOS recovery image ..................................... 133
Memory module error ................................................................................................... 133
Graphics Controller Error (No Controller) ..................................................................... 134
Failure - System Board Error ........................................................................................ 134
Intel Trusted Execution Technology (TXT) Error .......................................................... 134
Sure Start unable to nd valid BIOS Boot Block image ................................................ 134
Sure Start has identied a problem (Manual Recovery Policy Set) .............................. 135
POST Error Messages and User Actions .......................................................................................... 135
Routine Maintenance for Performance Improvement .................................................................... 137
Common Blue Screen Error Messages ............................................................................................ 137
Error message list ......................................................................................................... 137
Bug check symbolic names ........................................................................................... 137
Microsoft general troubleshooting of Windows bug check codes ............................... 138
Use Windows Debugging Tool ......................................................................................................... 138
Windows Software Development Kit (SDK) .................................................................. 139
Display Issue: Pixel Anomalies ........................................................................................................ 143
Cable management ......................................................................................................................... 144
Connector types .............................................................................................................................. 145
7 Computer Setup (BIOS), TPM, and HP Sure Start ........................................................................................... 147
Using Computer Setup ....................................................................................................................................... 147
Starting Computer Setup ................................................................................................................ 147
Using a USB keyboard or USB mouse to start Computer Setup (BIOS) ........................ 147
Navigating and selecting in Computer Setup ................................................................................. 147
Restoring factory settings in Computer Setup ............................................................................... 148
Updating the BIOS ........................................................................................................................... 148
Determining the BIOS version ...................................................................................... 148
Downloading a BIOS update ......................................................................................... 149
Changing the boot order using the f9 prompt ................................................................................ 150
TPM BIOS settings (select products only) ......................................................................................................... 150
Using HP Sure Start (select products only) ....................................................................................................... 150
8 Using HP PC Hardware Diagnostics .............................................................................................................. 151
Using HP PC Hardware Diagnostics Windows ................................................................................................... 151
Downloading HP PC Hardware Diagnostics Windows ..................................................................... 151
Downloading the latest HP PC Hardware Diagnostics Windows version ..................... 152
Downloading HP Hardware Diagnostics Windows by product name or number
(select products only) ................................................................................................... 152
ix