Troubleshooting - Prestigio P177 User Manual

TROUBLESHOOTING

Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diag-
nose the problem.
Problems Current Status
No Picture LED ON
LED OFF
LED displays amber color
Abnormal Picture Unstable Picture
Display is missing,
center shift, or too small or V-POSITION with non-standard signals.
too large in display size
Abnormal Sound No sound, or sound
level is too low
PRESTIGIO P177
Remedy
· Using OSD, adjust brightness and contrast to maximum or reset to their
default settings.
· Check the power switch.
· Check if AC power cord is properly connected to the monitor.
· Check if video signal cable is properly connected at the back of monitor.
· Check if the power of computer system is ON.
· Check if the specification of graphics adapter and monitor is in compliance
which may be causing the input signal frequency mismatch.
· Using OSD, adjust RESOLUTION, CLOCK, CLOCK-PHASE, H-POSITION and
· Using OSD, in case of missing full-screen image, please select other resolution
or other vertical refresh timing.
· Wait for a few seconds after adjusting the size of the image before changing
or disconnecting the signal cable or powering OFF the monitor.
· Check the audio cable with the host PC is connected.
· Check if the volume setup of the host PC is in minimum position and try
to raise the volume level.
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