VarTech Systems VT29B-M, Руководство пользователя

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Trouble Shooting
The following chart describes some possible trouble shooting techniques. Please
refer to this chart for trouble shooting before contacting a service dealer
Problem Cause Remedy
No Picture • Power cord • Connect power cord
disconnected
• Power switch is off • Turn the power switch on
• Signal cable • Connect signal cable
disconnected
• Monitor is in • Press any key
power saving mode or move the mouse
Color is off • Magnetic object • Move the object away
nearby
• Orientation of the • Activate Degauss
monitor has been circuit to degauss the
changed during monitor
operation
• Signal cable is not • Connect the
properly connected signal cable properly
• RGB gain settings • Adjust the RGB gain level
is off
Picture not stable • Signal cable not • Connect the
(can not sync) properly connected signal cable properly
• Input signal is out
of the monitor’s range • Set the display adapter’s
resolution and refresh
rate to proper value
·
Display • Brightness or contrast • Adjust brightness and/or
image is too dark setting is off contrast
Display image • Horizontal or vertical • Adjust horizontal or
is too large or size/position setting vertical size/position
too small is off
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