TPM BIOS settings (select products only) ........................................................................................................... 81
Using HP Sure Start (select products only) ......................................................................................................... 81
9 Using HP PC Hardware Diagnostics (UEFI) ....................................................................................................... 82
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................... 82
10 Diagnostics and troubleshooting ................................................................................................................ 84
LEDs ..................................................................................................................................................................... 84
Wake-on LAN ....................................................................................................................................................... 85
Power-On Sequence ............................................................................................................................................ 85
Resetting the Setup and Power-on passwords ................................................................................................... 86
Power-on diagnostic tests ................................................................................................................................... 86
Interpreting POST diagnostic front panel LEDs and audible codes .................................................................... 87
POST numeric codes and text messages ............................................................................................................. 89
Troubleshooting ................................................................................................................................................... 91
Basic troubleshooting ....................................................................................................................... 91
Diskless (No-Flash) unit troubleshooting ......................................................................................... 92
Conguring a PXE server ..................................................................................................................................... 93
11 Using HP ThinUpdate to restore the image ................................................................................................... 94
12 Device management ................................................................................................................................... 95
13 Specications ............................................................................................................................................ 96
Computer specications ...................................................................................................................................... 96
35.6-cm (14.0-in) display specications ............................................................................................................. 97
M.2 PCIe solid-state drive specications ............................................................................................................ 97
M.2 SATA solid-state drive specications ............................................................................................................ 98
14 Power cord set requirements ...................................................................................................................... 99
Requirements for all countries ............................................................................................................................ 99
Requirements for specic countries and regions ................................................................................................ 99
15 Statement of memory volatility ................................................................................................................ 101
Nonvolatile memory usage ............................................................................................................................... 103
Questions and answers ..................................................................................................................................... 105
Using HP Sure Start (select models only) .......................................................................................................... 106
16 Recycling ................................................................................................................................................ 107
ix