Philips HC8390 manual Troubleshooting, Problem Remedy, No sound, Distorted sound

XP SBC HC 8390/00-1.2 19-06-2001 12:37 Pagina 8

English

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. Open the
	headphone’s battery compartment.Take out the
	batteries and put them in the transmitter’s recharging
	compartment for recharging.
	(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.Turn the
	tuning knob until the signal is at its clearest.
	– Make use of the HC8392 transmitter. Some
	transmitters already built into other equipment may not
	be compatible with the HC8395 headphone because of
	the advanced technologies used in the HC8395
	headphone.
Distorted sound	– Adjust the headphone’s tuning frequency.Turn the tuning
	knob until the signal is at its clearest.
	– Adjust the transmitter’s frequency. Select any of the
	2 channels of the transmitter. Next adjust the
	headphone’s frequency by turning the tuning knob until
	the signal is at its clearest.
	– Headphone batteries running low. Open the
	headphone’s battery compartment.Take out the
	batteries and put them in the transmitter’s recharging
	compartment for recharging.
	(See Headphone power supply)

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