Solving Display Problems - HP xw4100 Service And Technical Reference Manual

5.6.5 solving display problems

solving display problems
problem
Blank screen (no video).
Ä
When attempting to resume from standby mode, do not hold down the power button for
more than four seconds. Otherwise, the workstation will shut down and you will lose
your data.
Power LED flashes Red six
times, once every second,
followed by a two second
pause, and the workstation
beeps six times.
hp workstation xw4100 service and technical reference guide
cause
The cable connections
are not correct.
Screen blanking utility
installed or energy
saver features enabled.
System ROM is bad;
system is running in
FailSafe Boot Block
mode (indicated by
eight beeps).
Fixed-sync monitor will
not sync at the
resolution chosen.
Computer is in standby
mode.
Monitor cable plugged
into the wrong
connector.
Monitor settings in the
workstation are not
compatible with the
monitor.
Pre-video graphics
error.
system diagnostics and troubleshooting
solution
Check the cable connections from the
monitor to the workstation and to the
electrical outlet.
Press any key or click the mouse button
and, if set, type your password.
Reflash the ROM using a ROMPaq
diskette.
Ensure that the monitor can accept the
same horizontal scan rate as the
resolution chosen.
Press the power button to resume from
standby mode.
If the workstation system has both
an integrated graphics connector and
an AGP card connector, plug the
monitor cable into the AGP card
connector.
1. Restart the workstation and press
F8 during startup when you see
"Press F8" in the bottom right
corner of the screen.
2. Using the keyboard arrow keys,
select Enable VGA Mode and
press Enter.
3. In Windows Control Panel,
double-click the Display icon and
select the Settings tab.
4. Use the sliding control to reset the
resolution.
For systems with a graphics card:
1. Reseat the graphics card.
2. Replace the graphics card.
3. Replace the system board.
For systems with integrated graphics,
replace the system board.
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