Sennheiser HD400 manual Connecting the headset

ACX-1ACX-2

ACX-11ACX-22

3.Connecting the headset via a cigarette lighter adapter cable (except HMEC 302, HMEC 305 and HMEC 306)

Sennheiser offers special adapter cables with XLR-3 socket for connecting the NoiseGard™ electronics of the HMEC 300, HMEC 305-C, HMEC 322, HMEC 400 and HMDC 322 headsets to the on-board power supply via the cigarette lighter socket:

•ACX-1adapter cable for powering one headset via the cigarette lighter socket

•ACX-2adapter cable for powering two headsets via the cigarette lighter socket

The adapter cables are also available with a right-angled jack plug featuring a 7.5 A fuse and a green LED operation indicator:

•ACX-11adapter cable for powering one headset via the cigarette lighter socket

•ACX-22adapter cable for powering two headsets via the cigarette lighter socket

Connecting the headset

￿Connect the XLR-3 plug of the headset connecting cable to the XLR-3 socket of the adapter cable.

￿Connect the plug or right-angled jack plug of the adapter cable to the cigarette lighter socket.

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