Problem Cause Solution
Power LED flashes red six times,
once every second, followed by a
two second pause, and the
workstation beeps six times.
Pre-video graphics error.
CAUTION Disconnect AC power from the
workstation before reseating or replacing
components because there is power to the system
board even when the workstation is powered
down.
1. Ensure that the auxiliary power cable (if applicable) is
securely connected.
2. Reseat the graphics card.
3. Replace the graphics card.
4. Replace the system board.
Monitor does not function properly
when used with energy saver
features.
Monitor without energy saver
capabilities is being used with
energy saver features
enabled.
Disable monitor energy saver feature.
Characters are dim. The brightness and contrast
controls are not set properly.
Adjust the monitor brightness and contrast controls.
Cables are not properly
connected.
Verify that the graphics cable is securely connected to the
graphics card and the monitor.
Video is blurry or requested
resolution cannot be set.
If the graphics controller was
upgraded, the correct video
drivers might not be loaded.
Install the video drivers included in the upgrade kit.
Monitor is not capable of
displaying requested
resolution.
Change requested resolution.
The picture is broken up, rolls,
jitters, or flashes.
The monitor connections might
be incomplete or the monitor
might be incorrectly adjusted.
1. Be sure the monitor cable is securely connected to the
workstation.
2. In a two-monitor system or if another monitor is in
close proximity, be sure the monitors are not
interfering with each other’s electromagnetic field by
moving them apart.
3. Be sure that fluorescent lights or fans are not too close
to the monitor.
Monitor needs to be
degaussed.
Degauss the monitor.
Vibrating or rattling noise coming
from inside a CRT monitor when
powered on.
Monitor degaussing coil has
been activated.
None. It is normal for the degaussing coil to be activated
when the monitor is powered on.
Clicking noise coming from inside a
CRT monitor.
Electronic relays have been
activated inside the monitor.
None. It is normal for some monitors to make a clicking
noise when turned on and off, when going in and out of
Standby mode, and when changing resolutions.
High pitched noise coming from
inside a flat panel monitor.
Brightness and contrast
settings are too high.
Lower brightness and contrast settings.
Table 5-7 Display problems (continued)
ENWW Troubleshooting scenarios and solutions 117
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