12
The operating time with batteries/rechargeable batteries
is approx. 100 hours.
With NoiseGard™ switched on (see page 10), the LED
provides information on the remaining battery/
rechargeable battery capacity.
LED lights up yellow: The battery capacity is
sufficient.
LED lights up red: The batteries are flat.
Replace the batteries.
Activating the “auto shut-off” function
The battery-saving “auto shut-off” function automati-
cally 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.
You can activate “auto shut-off” as follows:
왘 Set the switch to the position ASO.
Book_51xxxx_1106_SP6.book Seite 12 Mittwoch, 13. Juni 2007 3:07 15
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