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Sennheiser HMEC 250 LED indications, Meanings of the LED, NoiseGard 2.0 operation, green

Models: HMEC 250

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Page 9

LED indications

LED indications

Meanings of the LED :

LED	Meaning
red	NoiseGard 2.0 operation

green	TalkThrough operation

flashing	Batteries are almost flat

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Image 9

Sennheiser HMEC 250 LED indications, Meanings of the LED, NoiseGard 2.0 operation, green, TalkThrough operation

Contents

HMEC Notice d‘emploi Istruzioni per l‘usoInstrucciones de uso Gebruiksaanwijzing Contents Important safety instructions Safety instructions for batteries Delivery includes The HMEC 250 headset ySeparate left and right channel volume control Additional featuresTalkThrough function yGood passive attenuation of ambient noiseTT VOLUME - button TT VOLUME + buttonOperating elements TalkThrough buttonLED indications MeaningMeanings of the LED NoiseGard 2.0 operationConnector Connecting the headsetPreparing the headset for use Inserting the batteriesThe 2.5 mm jack socket allows you to connect a mobile telephone. For this purpose, the microphone plug must be connected to the aircraft radio/intercom. A suitable adapter for your mobile telephone with 2.5 mm jack socket is available from your Sennheiser agent Connecting a mobile telephoneHearing damage due to high volumes Connecting an additional audio playerAdjusting the microphone sensitivity Switching between mono and stereo modeTo change the input sensitivity of the microphone Using the headset Adjusting the headsetAttaching the cable clip CAUTION! Hearing damage due to high volume levels Adjusting the volumeSwitching the TalkThrough function on/off Adjusting the volume of the TalkThrough functionTo increase the volume of the TalkThrough function Press the ON/OFF button for approx. one second Switching NoiseGard on/offAlways replace the two batteries at the same time Replacing the batteriesFolding up the headset Replacing the earpads Care and maintenanceReplacing the wind shield Accessories and spare partsHeadphones SpecificationsGeneral data Transducer principleMicrophone incl. preamplifier Connector assignment¼” 6.35 mm jack plug 5.25 mm jack plugManufacturer declarations CE Declaration of Conformity 516578/A02 Publ. 06/07