Sennheiser PXC 310 BT Instruction Manual download pdf (Page 24)

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23

If a problem occurs ...

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

(see 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 (see page 16).

No audio signal

during Bluetooth

connection

The headphones are

switched off.

Switch the headphones on

(see page 12).

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 (see page 14).

The Bluetooth function

on the headphones is

switched off.

Switch the Bluetooth function

on the headphones on

(see 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

(see page 18).

The volume is adjusted

too low.

Increase the volume

(see 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

(see page 13).

No audio signal

during Noise-

Gard operation

The headphones are

switched off.

Switch the headphones on

(see page 12).

The TalkThrough

function is switched on.

When in TalkThrough

mode, the audio signal

is not available.

Switch the TalkThrough function

off (see 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

(see page 18).

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