HP t628 Troubleshooting Manual page 6

Changing BIOS Settings from the HP BIOS Configure Utility (HPBCU) ................................................................ 40
Updating or restoring a BIOS ............................................................................................................................... 43
Appendix B Diagnostics and troubleshooting .................................................................................................... 45
LEDs ..................................................................................................................................................................... 45
Wake-on LAN ....................................................................................................................................................... 46
Power-On Sequence ............................................................................................................................................ 46
Resetting the Setup and Power-on passwords ................................................................................................... 47
Power-on diagnostic tests ................................................................................................................................... 47
Interpreting POST diagnostic front panel LEDs and audible codes .................................................................... 48
POST numeric codes and text messages ............................................................................................................. 50
Troubleshooting ................................................................................................................................................... 52
Configuring a PXE server ..................................................................................................................................... 54
Appendix C Using HP ThinUpdate to restore the image ...................................................................................... 55
Appendix D Device management ...................................................................................................................... 56
Appendix E Adding an Image Restore Tool ........................................................................................................ 57
Appendix F Using HP PC Hardware Diagnostics (UEFI) ........................................................................................ 58
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 58
Appendix G Power cord set requirements ......................................................................................................... 60
General requirements .......................................................................................................................................... 60
Japanese power cord requirements .................................................................................................................... 60
Country-specific requirements ............................................................................................................................ 61
Appendix H Statement of Volatility ................................................................................................................. 62
Appendix I Specifications ................................................................................................................................ 64
Index ............................................................................................................................................................. 65
vi
Computer Setup-Power .................................................................................................................. 39
Computer Setup-Advanced ............................................................................................................. 39
Basic troubleshooting ....................................................................................................................... 52
Diskless (No-Flash) unit troubleshooting ......................................................................................... 53