Daewoo DUB-2850GB, DUB-2842GB General Troubleshooting, Symptoms Picture Sound Checks

Models: DUB-2850GB, DUB-2842GB

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GENERAL TROUBLESHOOTING

SYMPTOMS

PICTURE

SOUND

 

 

CHECKS

Snowy Picture

Noisy Sound

 

Aerial Location, Direction or Connection

Multiple Images

Normal Sound

 

Aerial Location, Direction or Connection

 

 

OK

 

Interference

Noisy Sound

 

Electrical appliances.

 

 

 

Cars/Motorcycles.

 

 

 

Fluorescent lights.

Normal Picture

No Sound

?

Volume level.

 

 

Sound mute switched on.

 

 

 

No Picture

No Sound

?

TV set to AV mode.

 

 

Not plugged into A.C. outlet.

 

 

 

 

 

 

Not switched on.

 

 

 

Picture/Sound controls set at minimum levels.

 

 

 

Check if in standby mode.

No Colour

Normal Sound

 

Colour controls set at minimum levels.

 

 

OK

 

Poor or Distorted

Weak or No Sound

?

Retune Channel(s).

Picture

 

 

 

 

 

Coloured Patches

Normal Sound

 

Magnetic interference from unshielded equip-

 

 

OK

ment.

 

 

Receiver moved while Switched ON, switch TV

 

 

 

 

 

 

off for 30 minutes.

Normal Picture

Weak or Distorted Sound

 

Sound reception may have deteriorated.

 

 

 

Switching NICAM setting to off until reception

 

 

 

improves.

Can’t record Digital signal with Video or DVD recoder.

 

This model has 2 scart sockets, but you can

 

 

 

record Digital signal only from scart 2 socket.

 

 

 

(RF Digital signal is from scart 2 socket)

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Daewoo DUB-2850GB, DUB-2842GB instruction manual General Troubleshooting, Symptoms Picture Sound Checks