If A Problem Occurs - Sennheiser 506820 Instruction Manual

If a problem occurs ...

Problem Possible cause
The transmitter
No connection to the power supply
does not switch
system.
on
The rechargeable battery is empty. Recharge the rechargeable battery.
The headphones
cannot be
The rechargeable battery is deep
switched on
discharged.
No connection to the power supply
system.
The audio plug is not properly
connected.
The audio source is switched off.
The volume of the analog audio
No sound
source is either set to the minimum
or is on mute.
The audio cable is defective.
The stethoset receiver is not
correctly paired with the
transmitter (e.g. additional
stethoset receiver).
Cables are connected to both the
digital and the analog audio input.
No audio signal
when a digital
The connected digital audio source
audio source is
uses an incompatible audio format.
connected
The Transmitter status LED flashes
white and blue.
The stethoset receiver is out of the
transmitter's range.
Occasional
sound dropouts,
The signal is shielded.
it might be that
you hear
5 beeps in the
stethoset
There are interfering devices (e.g.
receiver
WiFi router, Bluetooth devices or
microwaves) in the vicinity.
The volume on the stethoset
receiver is adjusted to low.
Sound too low
The volume of the analog audio
source is adjusted to low.
Possible solution
Check the connections of the power
supply unit.
Recharge the rechargeable battery for
several hours. If the rechargeable
battery is deep discharged, the
charging process might take a while
to start (up to 1 hour).
Check the connections of the power
supply unit.
Check the audio plug connection.
Switch the audio source on.
Increase the volume on the audio
source to at least a medium level/
deactivate the muting function on the
audio source.
Replace the audio cable.
Pair the stethoset receiver with the
transmitter again.
Remove the cable from the analog
audio input.
Set the audio format of your audio
source to "PCM", with a sampling rate
of max. 96 kHz (see the instruction
manual of the audio source).
Reduce the distance between the
stethoset receiver and the
transmitter.
Remove obstacles between the
transmitter and the stethoset
receiver.
Change the position of the transmitter
or of the receiver.
Separate the transmitter from other
wireless devices by at least 50 cm/
20".
Increase the volume on the stethoset
receiver.
Increase the volume of the analog
audio source to at least a medium
level (approx. 1 V ).
rms
If a problem occurs ...
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