Troubleshooting guide
Before requesting service for this unit, check the chart below for a possible cause of the problem you are experiencing.
Some simple checks or a minor adjustment on your part may eliminate the problem and restore proper operation.
If you are in doubt about some of the check points, or if the remedies indicated in the chart do not solve the problem,
consult your dealer for instructions.
Problem
No sound.
Sound is distorted.
Excessive noise.
No sound, sound is distorted,
or there is excessive noise.
14
Probable cause(s)
Is the unit that the transmitter is
connected to on?
Are the unit and the transmitter
connected?
Is the volume too low?
Is the input level of the audio
signal too high?
Is there an obstruction between
the transmitter and the
headphones?
•
Are other radio waves
obstructing the transmitter's
waves?
•
Are the transmission frequency
and the receiver's frequency
tuned correctly?
Is the input level of the audio
signal too low?
Is the OPR indicator dim or does
it fail to light at all?
Suggested remedy
Turn the unit on.
Connect the unit correctly and
ensure the plugs are properly
inserted.
If the transmitter is connected to
the headphone jack, turn up the
volume of the connected unit.
Turn up the volume on the
headphones.
If the transmitter is connected to
the headphone jack, turn down
the volume of the connected unit.
Remove the obstruction, move
the transmitter, or change
position yourself.
Change the transmission
frequency with the transmitter's
[CHANNEL] switch and then
press [TUNING] on the
headphones to adjust the
frequency automatically.
If the transmitter is connected to
the headphone jack, turn up the
volume of the connected unit.
The batteries have run down.
Recharge them. If the indicator
remains dim after recharging, the
batteries have come to the end
of their serviceable life and need
to be replaced at a local dealer.
Page
10
6
10
10
10
6
12
10
8