Ciara Enterprise/Discovery 945GTP
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Solving Display Problems (continued)
Problem Cause Solution
Blurry video or requested
resolution cannot be set.
If the graphics controller was
upgraded, the correct graphics
drivers may 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, or it
rolls, jitters, or flashes.
The monitor connections may be
incomplete or the monitor may
be incorrectly adjusted.
1.Be sure the monitor cable is securely
connected to the computer.
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.Fluorescent lights or fans may be too
close to the monitor.
Monitor needs to be degaussed. Degauss the monitor. Refer to the
documentation that came with the
monitor for instructions.
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/or contrast
settings are too high.
Lower brightness and/or contrast settings.
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