Gateway 8400, Системное руководство

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Video problems
105
Video problems
The system is running but the screen is blank.
The image on the screen is dim or difficult to read.
Probable cause Solution
The monitor is not turned on Make sure the monitor is plugged in and turned
on. If power is applied to the monitor, the green
power LED should illuminate.
The monitor’s data cable is
not connected Make sure the monitor data cable is connected
to the video controller on the back of the
system.
The connector or cable is
damaged Check the connector and cable for bent or
damaged pins.
The monitor is defective Connect a working monitor to the computer.
The monitor brightness and
contrast controls are turned
down Adjust the brightness and contrast knobs to the
center position.
The memory card or a DIMM
is not seated properly.
Indicated by a beep Open the system and reseat the loose memory
card or the DIMM.
The terminator card or
additional processor is not
seated properly. Indicated by
a beep Open the system and reseat the loose
terminator card or additional processor.
Probable cause Solution
The monitor brightness and
contrast controls are turned
down Adjust the brightness and contrast knobs until
the text becomes clear.
Sunlight is glaring off the
display Position the monitor away from the sun or a
window.
The monitor may be old Replace the monitor.
05895.book Page 105 Thursday, May 11, 2000 1:11 PM