Sharp 21F-A30 Manuel d'utilisation - Page 28

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Troubleshooting

The following problems do not always indicate a hardware failure. Therefore, please use

the troubleshooting guide below before calling for repair service.

If, after following the guide none of the remedies work, unplug the TV set and call for

service.

Quick

Service

Check List

Possible Causes/Remedies

Try a new channel to check for possible

station trouble.

TV not plugged in.

Outlet power OFF.

POWER switch of TV not ON.

Antenna not connected to terminal at the

back of the TV set.

If outside antenna is used, check for

broken wires.

Check for local interference.

Turn OFF using the

then turn ON again after a minute.

Adjust COLOUR control.

Check batteries in the remote control.

Try fine tuning to correct.

Contrast setting in picture mode might be

all the way to the minus side. Press the

NORMAL button on the remote control to

correct.

Increase the volume.

• This unit is equipped with a microprocessor. Its performance could be adversely affected by external

electrical noise or interference. If this should happen, unplug the unit and plug it in again after a few

minutes.

E 27

POWER switch,