Operation

Control unit for HMDC 26-II in conjunction with cable -B-7

1 NoiseGard ON/OFF switch

2 LED

2 1

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:

Position

Function

ON

NoiseGard™ is switched on.

 

The LED 2lights up, indicating the battery charge

 

status.

 

 

OFF

NoiseGard™ is switched off.

 

The LED 2is off.

 

 

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