T ELEPHONICS C ORPORATION
TM115007 REV A (04/07) B-8
USE OR DISCLOSURE OF DATA CONTAINED ON THIS PAGE IS SUBJECT TO THE
RESTRICTION ON THE TITLE PAGE OF THIS DOCUMENT.
C
OMMUNICATION S YSTEMS D IVISION
TPT CONNECTORS
The TPT connector is a female 4-pole NEXUS receptacle.
The TPT connection is designed for use with a NEXUS plug connector having four segmented
connections as shown:
PIN NO.
SIGNAL NAME
HEADSET MODE
(NOTE 1)
SIGNAL NAME
POWER/DATA MODE
(NOTE 2)
1 MIC+ RXD (RS 232)
2 Earphone+ Ground
3 MIC- TXD (RS 232)
4 Earphone- Power
Note 1: Headset mode defines operation when a headset is plugged into the TPT.
Note 2: Power/Data mode defines operation when TPT is installed in TSS
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