Before you request a maintenance service call

The following conditions do not indicate that the television is faulty. Before you request a maintenance service call, follow the listed methods to check the device.

Suspected Fault

Reason

 

 

No picture and

Battery pack maybe run-down or improperly connected, AC

adapter could be improperly connected. Uncertified power is

sound

being used. Power switch is off.

 

 

No picture

Is the channel selected correctly? Redo automatic channel tuning.

Channels should be reset in a new region.

 

 

 

 

Check Whether audio volume is off or audio system is

No sound

improperly set. Check Whether earphone is inserted. Poor

 

signal or the mute function is on.

Poor reception

Check Whether the antenna is correctly adjusted.

Check Whether the channel is tuned correctly.

 

Dark picture

Check Whether brightness and contrast are set correctly.

Check that the ambient temperature is not too low.

 

 

 

Vague picture or

Check Whether the antenna is correctly adjusted.

unstable picture

Possibly the grounding signal is too weak.

 

 

Duplicated

Check Whether the direction of antenna is correct. Possibly

reflective signals from nearby building or high reflective signals

pictures

are being picked up

 

 

 

Snowflake

Possibly affected by electric wave interference from vehicle

interference

motors, trains, high-voltage power lines or neon lights.

No color

Check Whether colour is adjusted correctly. Check Whether colour

system is set correctly. Poor signal, check whether colour elimina-

 

 

tion function is on.

 

 

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Horizon Fitness 5.1T manual Before you request a maintenance service call