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9. Troubleshooting
If, after reading these operating instructions, you have additional questions related to the use of your display,
please call the services center in your local area.
Before calling service, please check the symptoms and follow suggested solutions.
Remote Control
Problem
Possible Solutions
Remote control does not operate
•
The batteries could be weak. Replace the batteries.
•
Check the orientation of the batteries.
•
Make sure the power cord is plugged in.
Video and Audio
Problem
Possible Solutions
No picture (screen not lit), No sound
•
Make sure the power cord is plugged in.
•
Press POWER on the display or on the remote control.
Dark, poor or no picture (Screen lit), good
sound
•
Select a proper picture mode.
•
Adjust the brightness in the video setting.
No color/dark picture/abnormal color
•
Adjust the color saturation in the video setting.
Dotted lines or stripes
•
Move the display away from noise sources such as cars, neon signs, or hair dryers.
Good picture, no sound
•
The sound may be muted. Press MUTE again to cancel.
Audio noise
•
Communication problems may occur if infrared communication equipment
(e.g., infrared cordless headphones) is used near the display. Move the infrared
communication equipment away from the display until the noise is eliminated.
General
Problem
Possible Solutions
Some items can’t be accessed
•
If a setting option appears in gray, this indicates that the settings option is
unavailable in current input mode.
Remote control command is not effect in
some cases.
•
During the timing of USB device detection (i.e. when the display is turned on with
USB device connected, or when you plug in USB device during display working),
the display may not act by remote control buttons in such case. Wait some time,
then it is OK.
Control buttons do not operate
•
Disconnect the power cord and wait for a few seconds. Then re-plug the power
cord and turn on the unit again.
POWER button responds slowly after
power is connected.
•
When you push POWER SWITCH to power on the display, in about 3 seconds the
POWER button starts to respond after pressed.
Note:
If your problem is not solved, turn your unit off and then on again.
Cautions:
Never attempt to repair a defective display yourself.
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