8.Common Troubleshooting
The following phenomenon does not mean that the display has problem. Please
check the following items before asking for help from the maintenance
department.
Phenomenon
No image or sound
No image on TV
No sound
Blurry or unstable image
Ghosting
Snowflake
No color
Unable to play USB Memorizer
No sound when connected
to other devices
Remote control does not work
Troubleshooting
1.Unauthorized power supply is in use.
2. The power switch, monitor or remote control is off.
1. Check if the right channel has been chosen.
2. Still under the multimedia mode, please change to TV mode.
1. Sound is off or the sound system is not properly set.
1. Check is the antenna is correctly connected;
2. Ground signaling is too weak
1. Nearby buildings or top places reflects signals.
1.Car or train electrimagetic radiation;
2.High-voltage lines or neon lighting radiation.
1.Check if the color setting is correct.
2.Check if the color system setting is correct
3.Weak signal.
4.Check whether the color suppression mode is on or off.
1.Make sure the USB has been correctly open
2.Check USB DRIVER format
1. Check if the connection with other devices is correct
2. Check the input status of the corresponding devices
1.Check if there is battery inserted;
2.Check the battery status
；
3.To make the remote control align with the receive window
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