Download  Print this page

Solving Display Problems - HP Z4 G4 Maintenance And Service Manual

Hide thumbs

Advertisement

After installing the media card reader and booting to Windows, the reader and the inserted cards are not recognized by
the computer.
Cause
The operating system needs time to recognize the device if
the reader was just installed into the computer and you are
turning the PC on for the first time.
After inserting a media card in the reader, the computer attempts to boot from the media card.
Cause
The inserted media card has boot capability.

Solving display problems

If you encounter display problems, see the documentation that came with the monitor and to the common
causes and solutions listed in the following table.
Blank screen (no video).
Cause
Monitor is not turned on and the monitor light is not on.
Bad monitor.
The cable connections are not correct.
You may have a screen blanking utility installed or energy saver
features are enabled.
System ROM is corrupted.
You are using a fixed-sync monitor and it will not sync at
the resolution chosen.
Computer is in Sleep state.
Monitor settings in the computer are not compatible with
the monitor.
48
Chapter 6 Troubleshooting without diagnostics
Solution
Wait a few seconds so that the operating system can recognize
the reader and the available ports, and then recognize the media
inserted in the reader.
Solution
1.
If you do not want to boot from the media card, remove it
during boot or do not select the option to boot from
the inserted media card during the boot process.
2.
During POST (Power On Self-Test), press
the boot menu.
3.
Change the boot sequence in F10 Computer Setup.
Solution
Turn on the monitor and check that the monitor light is on.
Try a different monitor.
Check the cable connection from the monitor to the computer and
to the AC outlet.
Press any key or click the mouse button and type your password
(if set).
Reflash the system ROM with the latest BIOS image.
Be sure that the monitor can accept the same horizontal scan rate
as the resolution chosen.
Press the power button to resume from Sleep state.
CAUTION:
When attempting to resume from Sleep state, do not
hold down the power button for more than four seconds.
Otherwise, the computer will shut down and you will lose any
unsaved data.
1.
In Control Panel, select Category from the View by list, then
under Appearance and Personalization, select Adjust
screen resolution.
To access Control Panel, type control panel in
the taskbar search box, and then select Control Panel from
the list of applications.
F9
to modify

Advertisement

Table of Contents

   Related Manuals for HP Z4 G4

Comments to this Manuals

Symbols: 0
Latest comments: