Solving display problems
Table 5-7 Display problems
Problem Cause Solution
Blank screen (no video). The cable connections are not
correct.
Check the cable connections from the monitor to the
workstation and to a working electrical outlet.
The monitor is off. Switch the monitor to on (LED is on). You might need to
refer to the monitor manual for an explanation of the LED
signals.
Screen blanking utility installed
or energy saver features
enabled.
Press any key or click the mouse button and, if set, enter
your password.
System ROM is bad; system is
running in FailSafe Boot Block
mode (indicated by eight
blinks/beeps).
Reflash the ROM using a ROMPaq diskette or a CD.
Fixed-sync monitor will not
sync at the resolution chosen.
Be sure that the monitor can accept the same horizontal
scan rate as the resolution chosen.
Computer is in Standby mode
and the system LED is flashing
Press the power button to resume from mode.
CAUTION 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.
Monitor settings in the
workstation are not compatible
with the monitor.
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 click the Settings tab.
4. Use the sliding control to reset the resolution.
5. Refer to your operating system and graphics card
documentation for information on changing display
settings.
The display works properly during
the POST but goes blank when the
OS starts.
The display settings in the
operating system are
incompatible with your
graphics card and monitor.
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 click the Settings tab.
4. Use the available functions to set the display to the
proper values.
5. Refer to your operating system and graphics card
documentation for information on changing display
settings.
116 Chapter 5 System diagnostics and troubleshooting ENWW
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