Sennheiser HMDC HMEC 300 400, Instructions For Use Manual

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31
Problem Possible cause and what to do
Active noise compensation but
very low volume communication The volume control is set too low.
왘
Check the volume setting of the headset.
The headphone connection has been pulled out (except HMEC 305, HMEC 305-C and
HMEC 306).
왘
Check to see if the headphone jack plug is correctly connected.
Active noise compensation but
reduced intelligibility The microphone connection has been pulled out (except HMEC 305, HMEC 305-C and
HMEC 306).
왘
Check to see if the microphone jack plug is correctly connected.
Communications in one ear only
(only HMEC 300, HMEC 302,
HMEC 306 and HMEC 306) You are using a stereo intercom system but the headset is set to mono operation.
왘
Set the Mono/Stereo switch to “Stereo”.
You are receiving a mono source but the headset is set to stereo operation.
왘
Set the Mono/Stereo switch to “Mono”.
HMEC300US.book Se ite 31 Mittwoch, 7. April 2004 3:24 15