HP ProDesk 400 G7 SFF - Page 6

Memory count during POST is wrong ............................................................................................................. 69
Insucient memory error during operation. ................................................................................................. 70
Power light blinks red ve times followed by a two-second pause and the computer beeps ve
times (Beeps stop after fth iteration but lights continue blinking) ......................................................... 70
Solving USB ash drive problems ........................................................................................................................................ 71
USB ash drive is not seen as a drive letter in Windows ............................................................................ 71
USB ash drive not found (identied) ............................................................................................................ 71
System will not boot from USB ash drive .................................................................................................... 71
The computer boots to DOS after making a bootable ash drive ............................................................. 71
Solving internet access problems ....................................................................................................................................... 72
Unable to connect to the internet ................................................................................................................... 72
Cannot automatically launch internet programs ......................................................................................... 72
Solving software problems .................................................................................................................................................. 73
Computer will not start up and the HP logo does not appear .................................................................... 73
“Illegal Operation has Occurred” error message is displayed .................................................................... 73
6 Computer Setup (F10) Utility ................................................................................................................................................................ 75
Using Computer Setup (F10) Utilities .................................................................................................................................. 75
Computer Setup—Main ........................................................................................................................................................ 76
Computer Setup—Security .................................................................................................................................................. 79
Computer Setup—Advanced ............................................................................................................................................... 83
7 POST error messages ............................................................................................................................................................................ 91
POST numeric codes and text messages ........................................................................................................................... 91
Interpreting POST diagnostic front panel lights and audible codes ............................................................................... 95
8 Password security and resetting CMOS .............................................................................................................................................. 99
Changing a setup or power-on password .......................................................................................................................... 99
Deleting a setup or power-on password ......................................................................................................................... 100
9 Using HP PC Hardware Diagnostics ................................................................................................................................................... 101
Using HP PC Hardware Diagnostics Windows (select products only) ......................................................................... 102
Using an HP PC Hardware Diagnostics Windows hardware failure ID code .......................................... 102
Accessing HP PC Hardware Diagnostics Windows ..................................................................................... 103
Accessing HP PC Hardware Diagnostics Windows from HP Help and Support ................ 103
Accessing HP PC Hardware Diagnostics Windows from Support Assistant ...................... 103
Downloading HP PC Hardware Diagnostics Windows ............................................................................... 104
Downloading the latest HP PC Hardware Diagnostics Windows version from HP .......... 104
Downloading the HP PC Hardware Diagnostics Windows from the Microsoft Store ....... 104
vi ENWW