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46 |
PXC 550
Troubleshooting
Troubleshooting
Problem
Possible cause
Possible solution
Page
Headphones
cannot be
switched on
Battery is empty
Charge the headphones.
15
Battery is completely
exhausted/worn out
Visit an authorized
Sennheiser service center
for battery replacement.
No audio signal Headphones are not
paired with your device
Check if the headphones
are paired. If necessary,
pair the headphones with
your device again.
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Volume too low
Increase the volume.
24
Headphones are
switched off
Switch the headphones on.
22
Headphones
cannot connect
Pairing does not work
Check if your smartphone
supports the HFP or HSP
Bluetooth
profile.
Smartphone is
switched off
Switch your smartphone
on.
Bluetooth
is
deactivated on your
smartphone
Activate
Bluetooth
on your
smartphone.
Headphones
do not respond
to any button
press
Function of the head-
phones is faulty
Clear the pairing settings
from the headphones.
47
The up/down
swiping does
not work
The length of the swipe
may not be sufficient
to call a command
Ensure that the distance
generated by your swipe is
about or more than 8 mm.
The LED
flashes red3
times every
2 seconds,
instead of
white, when
there is an
incoming call
The battery life is
below 25%.
Charge the headphones
The LED
flashes red 3
times during
connection
The connection is not
established.
Ensure that the distance
between the headphones
and the device is less than
3 cm.
Ensure that the Bluetooth
on the headphones and
the device are active.
The device
cannot
detect my
headphones
The Bluetooth switched
off
Switch the Bluetooth on
26
Can’t hear the
operational
voice prompts
specified in
this instruction
manual
Voice prompt is
deactivated from the
Sennheiser CapTune
app
Activate the voice prompt
option from the Sennheiser
CapTune app
Summary of Contents for PXC 550
Page 1: ...PXC 550 Wireless headphones Instruction Manual ...
Page 2: ...2 PXC 550 ...
Page 53: ...PXC 550 51 Content ...