Blank screen (no video).
Cause
Solution
To access Control Panel in Windows 10, type
control
panel
in the taskbar search box, and then select Control
Panel from the list of applications.
2.
Expand the Resolution box, and then use the sliding control
to reset the resolution.
Monitor is configured to use an input that is not active.
Use the monitor's on-screen menu controls to select the input
that is being driven by the system. Refer to the monitor's user
documentation for more information on the on-screen controls
and settings.
Blank screen and the power LED flashes Red five times, once every second, followed by a two second pause, and the computer
beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause
Solution
Pre-video memory error.
1.
Reseat DIMMs. Power on the system.
2.
Replace DIMMs one at a time to isolate the faulty module.
3.
Replace third-party memory with HP memory.
4.
Replace the system board.
Blank screen and the power LED flashes Red six times, once every second, followed by a two second pause, and the computer
beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause
Solution
Pre-video graphics error.
For systems with a graphics card:
1.
Reseat the graphics card (if applicable). Power on the
system.
2.
Replace the graphics card (if applicable).
3.
Replace the system board.
For systems with integrated graphics, replace the system board.
Blank screen and the power LED flashes Red seven times, once every second, followed by a two second pause, and the computer
beeps seven times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause
Solution
System board failure (ROM detected failure prior to video).
Replace the system board.
Monitor does not function properly when used with energy saver features.
Cause
Solution
Monitor without energy saver capabilities is being used with
energy saver features enabled.
Disable monitor energy saver feature.
78
Chapter 5 Troubleshooting without diagnostics
Содержание EliteDesk 800 G5
Страница 1: ...Maintenance and Service Guide HP EliteDesk 800 G5 SFF ...
Страница 4: ...iv Safety warning notice ...
Страница 9: ...Index 139 ix ...
Страница 10: ...x ...
Страница 73: ...7 Remove the eight Torx T15 screws that secure the system board to the chassis System board 63 ...
