Philips AQ6691/01Z manual Troubleshooting, Hum when using mains adapter, Poor sound/ no sound

Models: AQ6691/01Z

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TROUBLESHOOTING

TROUBLESHOOTING

If a fault occurs, first check the points listed below before taking the set for repair. If you are unable to remedy a problem by following these hints, consult your dealer or service centre.

WARNING: Under no circumstances should you try to repair the set yourself, as this will invalidate your guarantee.

English

Hum when using mains adapter

– Adapter used is unsuitable

• Use a good quality regulated 3V DC adapter

Poor sound/ no sound

Headphone plug not fully inserted

• Insert plug fully

Volume is turned down

• Turn up volume

– Tape head dirty

• Clean tape head (see MAINTENANCE)

Severe radio hum/distortion

FM aerial (headphone cord) not fully extended

• Extend FM aerial fully

Set too close to TV, computer, etc.

• Move set away from other electrical equipment

– Batteries weak

• Insert fresh batteries

Front panel controls/ display does not function properly

– Electrostatic discharge

Use the tip of the headphone plug/ball-point pen to press RESET and then reprogramme settings

The model number is found at the back of the set and the production number in the battery compartment.

This product complies with the radio interference requirements of the European Union.

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Philips AQ6691/01Z manual Troubleshooting, Hum when using mains adapter, Poor sound/ no sound, Severe radio hum/distortion