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Gateway 7400 User Manual

Page 127

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Video problems

119

The displayed characters are garbled.

The video is distorted.

The display type is set
incorrectly

In the Control Panel window (Start | Settings |
Control Panel
), double-click Display, set the
display to the appropriate monitor type, then
restart the system.

Probable cause

Solution

The video cable is damaged

Make sure the cable and connectors are in
good condition (no bent pins or broken wires).

The display setup is incorrect

In the Control Panel window (Start | Settings |
Control Panel
), double-click Display and
check the settings. The correct video type
should be selected, along with a supported
resolution. Check your monitor and video
controller documentation for details.

Probable cause

Solution

The monitor controls are not
properly adjusted

Adjust the monitor controls until the text
becomes clear. (See your monitor
documentation for more information.)

The connector or cable is
damaged

Make sure the cable and connectors are in
good condition (no bent pins or broken wires).

The surge protector or UPS is
damaged

Disconnect the monitor power cable and
connect it directly to the power source.

The monitor is too close to a
source of electrical
interference

Move the monitor away from sources of
electrical interference, such as televisions,
unshielded speakers, microwave ovens,
fluorescent lights, and metal beams or
shelves.

The monitor needs to be
degaussed

Turn off the server and monitor for at least a
half hour, then restart the system.

Probable cause

Solution

8508366.book Page 119 Tuesday, October 23, 2001 11:29 AM