HP ProDesk 400 G5 Micro Maintenance and Service Guide - Page 5

Downloading HP PC Hardware Diagnostics UEFI to a USB device

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Solving software problems ...89 7 POST error messages and diagnostic front panel LEDs and audible codes 90 POST numeric codes and text messages ...90 Interpreting system validation diagnostic front panel LEDs and audible codes 95 8 Password security and resetting CMOS ...97 Resetting CMOS and/or the password jumper ...98 Changing a Setup or Power-on password ...100 Deleting a Setup or Power-on password ...100 9 Using HP PC Hardware Diagnostics (UEFI) ...101 Downloading HP PC Hardware Diagnostics (UEFI) to a USB device 102 10 Backing up, restoring, and recovering ...103 Backing up information and creating recovery media 103 Using Windows tools ...103 Using the HP Cloud Recovery Download Tool to create recovery media (select products only) ........ 103 Restoring and recovery ...104 Restoring, resetting, and refreshing using Windows tools 104 Recovering using HP Recovery media ...104 Changing the computer boot order ...104 Using HP Sure Recover (select products only 105 Appendix A Battery replacement ...106 Appendix B Statement of memory volatility ...109 Current BIOS steps ...109 Nonvolatile memory usage ...111 Questions and answers ...113 Using HP Sure Start ...114 Appendix C Power cord set requirements ...115 General requirements ...115 Japanese power cord requirements ...115 Country-specific requirements ...116 Appendix D Specifications ...117 v

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Solving software problems
..................................................................................................................................................
89
7
POST error messages and diagnostic front panel LEDs and audible codes
.................................................................................
90
POST numeric codes and text messages
...........................................................................................................................
90
Interpreting system validation diagnostic front panel LEDs and audible codes
..........................................................
95
8
Password security and resetting CMOS
..............................................................................................................................................
97
Resetting CMOS and/or the password jumper
..................................................................................................................
98
Changing a Setup or Power-on password
.......................................................................................................................
100
Deleting a Setup or Power-on password
.........................................................................................................................
100
9
Using HP PC Hardware Diagnostics (UEFI)
.......................................................................................................................................
101
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device
.............................................................................
102
10
Backing up, restoring, and recovering
............................................................................................................................................
103
Backing up information and creating recovery media
...................................................................................................
103
Using Windows tools
......................................................................................................................................
103
Using the HP Cloud Recovery Download Tool to create recovery media (select products only)
........
103
Restoring and recovery
.......................................................................................................................................................
104
Restoring, resetting, and refreshing using Windows tools
......................................................................
104
Recovering using HP Recovery media
.........................................................................................................
104
Changing the computer boot order
.............................................................................................................
104
Using HP Sure Recover (select products only)
...........................................................................................
105
Appendix A
Battery replacement
..........................................................................................................................................................
106
Appendix B
Statement of memory volatility
.......................................................................................................................................
109
Current BIOS steps
...............................................................................................................................................................
109
Nonvolatile memory usage
................................................................................................................................................
111
Questions and answers
......................................................................................................................................................
113
Using HP Sure Start
.............................................................................................................................................................
114
Appendix C
Power cord set requirements
...........................................................................................................................................
115
General requirements
.........................................................................................................................................................
115
Japanese power cord requirements
.................................................................................................................................
115
Country-specific requirements
..........................................................................................................................................
116
Appendix D
Specifications
......................................................................................................................................................................
117
v