Operation
10
Control unit for HMDC 26-II in conjunction with cable -B-7
Switching NoiseGard on and off (HMDC 26-II)
The NoiseGard ON/OFF switch 1 allows you to switch the
NoiseGard active noise compensation on or off. With Noise
-
Gard switched off, the headset can be used as a conventional
headset.
̈ Set the NoiseGard ON/OFF switch 1 to the desired
position:
1 NoiseGard ON/OFF
switch
2 LED
Position Function
ON NoiseGard™ is switched on.
The LED 2 lights up, indicating the battery charge
status.
OFF NoiseGard™ is switched off.
The LED 2 is off.
2
1