Activating The "Auto Shut-Off" Function; Connecting A Mobile Telephone - Sennheiser HMEC 460 Instructions For Use Manual

Activating the "auto shut-off" function

The battery-saving "auto shut-off" function automatically switches the NoiseGard
electronics off when the headset is disconnected from the intercom or when the aircraft
avionics are switched off. The headset is delivered ex-works with the "auto shut-off"
function deactivated.
To activate the "auto shut-off" function:
Open the cover of the battery compartment
Set the switch to the position "ASO".
Close the cover of the battery compartment

Connecting a mobile telephone

The 2.5 mm jack socket
for your mobile telephone with 2.5 mm jack socket is available from your Sennheiser
agent.
on the operating control.
.
allows you to connect a mobile telephone. A suitable adapter
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