Connecting Music on Hold to an NEC DSX 40 phone system

Posted in NEC DSX Phone System, Phone System Installation Tips. Written by TelephoneSystemsDirect.com on July 30th, 2009

Locate the MOH input on the NEC DSX 40 on the underside of the main cabinet.

Locate the headphone input for the radio or music on hold device.

Obtain an audio cable that has a mono audio minijack (1/8”) on one end and a connector compatible with
the music on the other. Notice the end of the mono cable.  It has only one ring vs. a stereo cable that has two.

MONO