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Sennheiser HMEC 26-2 instruction manual Using the headset, Switching NoiseGard on/off

Models: HMEC 26-2

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Using the headset

Switching NoiseGard™ on/off

The NoiseGard™ ON/OFF switch 3 allows you to switch the NoiseGard™ active noise compensation on or off. With NoiseGard™ switched off, the headset can be used as a conventional headset.

Set the NoiseGard™ ON/OFF switch 3 to the desired position:

Position	Function
ON	NoiseGard™ is switched on.
	The LED 2 lights up, indicating the battery charge
	status (see page 13) or power supply via the
	aircraft DC power supply system.
OFF	NoiseGard™ is switched off.
	The LED 2 is off.

HMEC 26-2 11

Page 12

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Sennheiser HMEC 26-2 instruction manual Using the headset, Switching NoiseGard on/off

Contents

HMEC Important safety information Preventing health problems and accidentsPreventing damage to the product and dysfunctions Only clean the product with a soft, dry clothIntended use Intended use of the product includesThe HMEC 26-2 headset FeaturesPackage contents Operation Putting on the headsetFlipping away one earcup OperationPositioning the microphone Turning the microphone boomAdjusting the volume directly on the audio system Adjusting the microphone sensitivityHearing damage due to high volumes 5 BOOM switch L /R The control units of the HMECControl unit 1 2 3 4 5 6Control unit 1 2 3 4 5The control units of the HMEC Headset withUsing the headset Switching NoiseGard on/offAdjusting the volume Switching between mono and stereo modeChanging the left and right stereo channel Powering NoiseGard via two rechargeable batteries Activating the “auto shut-off” functionMeaning Switching the TalkThrough function on/off HMEC 26-2-T only Set the switch to the position ASOConnecting a mobile telephone Danger of accident due to reduced attentionConnecting an additional audio player Attaching the belt clip Attaching the cable clip Using the headset18 HMEC Care and maintenance Cleaning and maintaining the headsetReplacing the ear pads Replacing the headband paddings Care and maintenancePut the new headband paddings around the headbands Attach the new headband paddings by joining the fastenings stripsAccessories and spare parts AccessoriesSpare parts Cable clipAccessories and spare parts Audio cable, length 0.6 m 2 x 3.5 mm stereo jack plugProduct and cable variants Product and cable variants ModelCat. No Part NumberThese headsets can be combined with all cables see page 1 2 3 4 5 6 7 8 9 A B C D E F GProduct and cable variants HMECSpecifications SpecificationsHeadphones 26 HMECSpecifications HMECMicrophone incl. preamplifier General dataConnector assignment Cable -V-KX-2Cable -CP, -CP-2, -B-CP-2 Cable -NPCable -RP-2 Cable -DP-2Cable -KP, -KP-2, -B-K-2, -B-KP-2, -BV-K-2 Cable -B-K-2Warranty Manufacturer DeclarationsIn compliance with the following requirements In compliance withSennheiser electronic GmbH & Co. KG