Soundmax SM-LCD712 [9/20] Troubleshooting

Troubleshooting

The following occurrences do not indicate that the television is faulty.

Before you request repair, follow the listed methods to check the device.

Occurrences Possible reasons

No picture and

sound

AC adapter or automobile adapter is not properly

connected. Uncertified power is being used.

Power switch is off. TV/AV is not properly chosen.

No picture Check to see if the channels are selected

correctly. Readjust automatic channel tuning.

No sound Check to see if the audio volume is off or audio

system is improperly set and the earphone is

inserted. Poor signal or the sound elimination

function is on. Audio system is not properly

chosen.

Poor reception Antenna is correctly adjusted and that the channel

is tuned correctly.

Dark picture Check that the brightness and contrast are set

correctly. Also that the environmental is too low

Vague picture or

unstable picture

Check that the antenna is correctly adjusted.

Snowflake interference is possibly affected electric

wave interference from vehicle motors, trains,

high-voltage power wired or neon lights.

No color Check that the color and the color system are

adjusted correctly.

Remote control

doesn’t work

Check to see that whether batteries are

exhausted and strong sunshine’s on the receiver.