Sennheiser PXC 310 BT, Quick Manual

Page: 36 / 44

If a problem occurs ...
22
If a problem occurs ...
Problem Possible cause Solution
No operation
indicator –
headphones
cannot be
switched on The battery pack is flat. Recharge the battery pack
(page 9).
No audio
signal when
the audio cable
is connected The jack plug of the
audio cable is not
properly connected. Check the connection to your
audio source (page 14).
No audio signal
during
Bluetooth
connection
The headphones are
switched off. Switch the headphones on
(page 16).
The headphones are not
paired with an audio
source. Check if the headphones are
paired. If necessary, pair the
headphones with the audio source
again (page 11).
The Bluetooth function
on the headphones is
switched off.
Switch the Bluetooth function on
the headphones on (page 18).
The audio cable is
connected to the
headphones. The connection of the audio cable
automatically switches off the
Bluetooth connection. Remove the
audio cable and then switch the
Bluetooth function on again
(page 14).
The volume is adjusted
too low. Increase the volume (page 18).
Headphones
cannot be paired The pairing does not
work. Check if the audio source supports
the A2DP profile. If not, use one of
the optional dongles.
The audio source is
switched off. Switch the audio source on
(page 11).
No audio signal
during NoiseGard
operation The headphones are
switched off. Switch the headphones on
(page 16).
The TalkThrough
function is switched on.
When in TalkThrough
mode, the audio signal
is not available. Switch the TalkThrough function
off (page 17).
Headphones do
not react to any
button press The operation of the
headphones is faulty. Remove the battery pack
from the headphones. Reinsert the
battery pack into the headphones.
Switch the headphones on again.
Bluetooth
connection
is suddenly
interrupted
The Bluetooth button
has been pressed too
long.
Switch the Bluetooth function on
(page 18).