XP SBC HC 8650/00-1 17-05-2001 11:20 Pagina 9

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 would invalidate the warranty.

Problem

Remedy

 

 

 

No sound

– Check if the AC/DC adapter is fully inserted into the

 

AC outlet and that its DC connector is properly inserted

 

into the 12 Volt DC input connector located at the rear

 

of the transmitter.

 

– Check if the headphone’s on/off switch is in the on

 

position.

 

– Headphone batteries running low. Position the

 

headphone on the transmitter and contact. (See

 

Headphone power supply)

 

– Check if the audio source is switched on and tuned to

 

a channel with audio.

 

– Volume not adjusted. Adjust the volume on the audio

 

source/ headphone to a higher level.

 

– Adjust the headphone’s tuning frequency. Press and

 

hold the tuning control button for about 1 second.

 

– Make use of the HC8652 transmitter. Some

 

transmitters already built into other equipment may not

 

be compatible with the HC8655 headphone because of

 

the advanced technologies used in the HC8655

 

headphone.

 

 

 

Distorted sound

– Adjust the headphone’s tuning frequency. Press and hold

 

the tuning control button for about 1 second. Repeat if

 

necessary until the red tuning indication lights up.

 

– Adjust the transmitter’s frequency. Select any of the

 

3 channels of the transmitter. Next adjust the

 

headphone’s frequency by pressing and holding the

 

tuning button for about 1 second.

 

– Headphone batteries running low. Position the

 

headphone on the transmitter and contact. (See

 

Headphone power supply)

English

9

Page 9
Image 9
Philips HC8650 manual Troubleshooting, Problem Remedy, No sound, Distorted sound