HP Gt7725 - Compaq Thin Client Troubleshooting Manual page 6

Setup Utility-Integrated Peripherals ................................................................................. 24
Setup Utility-Power Management Setup ......................................................................... 25
Setup Utility-Utility Task Actions ...................................................................................... 25
4 Diagnostics and Troubleshooting
LEDs ................................................................................................................................................... 26
Power-On Sequence .......................................................................................................................... 27
Power-On Diagnostic Tests ................................................................................................................ 27
Beep Codes ........................................................................................................................................ 28
Boot Block Beep Codes ..................................................................................................... 28
POST BIOS Beep Codes ................................................................................................... 28
POST Error Messages ....................................................................................................................... 28
Troubleshooting .................................................................................................................................. 30
Basic Troubleshooting ....................................................................................................... 30
Diskless (No-Flash) Unit Troubleshooting ......................................................................... 31
Troubleshooting Flowcharts ............................................................................................... 33
5 Restoring the Flash Image
System Requirements ........................................................................................................................ 49
Getting Started ................................................................................................................................... 49
Formatting a USB Flash Drive ............................................................................................................ 50
Unpacking the Image and Tools for Deployment ............................................................................... 50
Deploying with PXE ............................................................................................................................ 50
Initial Troubleshooting ....................................................................................... 33
Initial Troubleshooting Part 2 ............................................................................ 34
No Power, Part 1 ............................................................................................... 35
No Power, Part 2 ............................................................................................... 36
No Power, Part 3 ............................................................................................... 37
No Video, Part 1 ................................................................................................ 38
No Video, Part 2 ................................................................................................ 39
No Video, Part 3 ................................................................................................ 39
No Video, Part 4 ................................................................................................ 41
NO OS Loading ................................................................................................. 42
OS Not Loading from Flash ............................................................................... 43
Non-Functioning Pointing Device or Keyboard ................................................. 44
No Internal Network Connection ....................................................................... 45
No Audio ........................................................................................................... 46
No IP Address ................................................................................................... 47
Booting in Continuous Loop .............................................................................. 48