If A Problem Occurs - Sennheiser Presence User Manual

20

IF A PRoBLeM oCCURs ...

If a problem occurs ...
Problem
headset cannot be
switched on
no audio signal
headset cannot be
paired
no voice prompts
announced (beeps only)
headset does not react
to any button press
Connection
establishment takes a
long time
no Bluetooth connection
via dongle BtD 800 UsB
Dongle BtD 800 UsB
does not accept new
devices (Pairing)
If a problem occurs that is not listed in the above table or if the problem cannot be solved with the proposed solutions,
please contact your local sennheiser partner for assistance. to find a sennheiser partner in your country, search at
www.sennheiser.com.
Restoring factory default settings (Reset)
"Power off"
Gently push the on/off power slide towards the
headset.
the voice prompt "power off" is announced in the
headset and the LeD flashes red 3 times. the headset
ends the call and switches off.
Presence Grey Bluetooth headset
Possible cause
the rechargeable battery is flat.
the headset is not paired with the
mobile phone.
the volume is adjusted too low.
the headset is switched off.
the pairing does not work.
the mobile phone is switched off.
the voice prompts are disabled.
the operation of the headset is
faulty.
Bluetooth device 1 is not available.
Dongle not inserted correctly in
the computer
Dongle and Presence Grey not
connected
Dongle's pairing list disturbed
OFF
3x
Solution
Recharge the rechargeable battery.
Check if the headset is paired. If
necessary, pair the headset again.
Increase the volume.
switch the headset on.
Check if your Bluetooth device
supports the hF or hs profile.
switch the mobile phone on.
enable the voice prompts.
Reset the headset to the factory default
settings.
toggle between your two Bluetooth
devices.
Plug in the dongle again.
Pair the dongle and your Presence Grey
headset (Pairing).
Clear the list of previously paired devices:
Press and hold the dongle's button for
3 seconds to enter pairing mode.
the LeD alternately flashes blue and
red.
Double press the dongle's button.
the LeD flashes purple three times.
the pairing list is cleared.
Keeping both Volume buttons pressed, gently pull the
on/off power slide away from the headset.
the LeD flashes 3 times purple and then alternately
blue and red. the headset tries to pair with the
Bluetooth devices (see page 6)
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