Sennheiser RS 175 Owner's Manual

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Troubleshooting
RS 175 
| 27
Troubleshooting
Sound problems
Problem
Possible cause
Possible solutions
Page
No sound
Headphones are switched off.
Switch the headphones on.
No power connection.
Check the connection of the power supply 
unit.
Headphones are muted.
Deactivate the muting function.
Audio plug is not properly connected.
Check the audio plug connection.
Audio source is switched off.
Switch the audio source on.
Volume of the analog audio source is 
either set to the minimum or is on mute.
Increase the volume on the audio source 
to at least a medium level/Deactivate the 
muting function from the audio source.
Audio cable is defective.
Replace the audio cable.
Headphones are not correctly paired 
with the transmitter (e.g. additional 
headphones).
Pair the headphones with the transmitter 
again.
Wrong audio input is selected.
Select the other audio input.
Digital audio connection uses 
incompatible data transmission settings.
Set the digital audio output of your 
device/audio source to “PCM”, with a 
sampling rate of max. 96 kHz (see the 
instruction manual of your audio source).
Occasional 
sound 
dropouts
Headphones are out of the transmitter’s 
range.
Reduce the distance between headphones 
and transmitter.
Signal is shielded.
Remove obstacles between the 
transmitter and headphones.
There are interfering devices (e.g. WLAN 
routers, Bluetooth devices or microwaves) 
in the vicinity.
Change the position of the transmitter or 
of the headphones.
Ensure that the transmitter is separated 
from other wireless devices by at least 
50 cm/20”.
Sound is too 
low
Headphone volume is adjusted too low.
Increase the volume on the headphones.
Volume of the analog audio source is 
adjusted too low.
Increase the volume on the analog audio 
source to at least a medium level.
Hear echoes 
and TV tone 
when using 
headphones
Some TVs can adjust a delay or latency 
of the audio signal for the digital audio 
output.
Check the audio output settings of your 
TV and set the latency to “0”.
Sound only on 
one ear
Audio cable is not properly connected.
Check the plug connection.
Audio cable is defective.
Replace the audio cable. 
Sound is 
distorted
Signal of the audio source is distorted.
Reduce the volume of the audio source.
Headphone volume is adjusted too high.
Reduce the volume on the headphones.
Volume of the analog audio source is 
adjusted too high.
Decrease the volume of the analog audio 
source at least to a medium volume level.