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3-2 \ Zhone Technologies
Model No.
Running Head
Data port connector pinouts Electrical Installation
3.2 Data port connector pinouts
Table 3-2 describes the signals and pins for the V.35 data port. The pin assignments are
associated with the use of Zhone cable part number PRM-000-01261M (F).
WAN 1 line RJ48 Transmit and receive pairs for T1 network access.
WAN 2 line RJ48 Transmit and receive pairs for T1 network access.
Dual bantam jack
(monitor jacks) for
both WAN lines
For bridged access onto the T1 transmit and
receive pairs; used for test.
42-56VDC (+-G)
0.9A Max
3-position
(plug included
with kit of parts)
For DC power input.
90-260VAC 0.6A
50/60Hz
AC receptacle Power input when external AC voltage is used to
power the unit.
Earth Ground Permanent Earth Ground Connection
(Note: FXS GND must be connected to earth
ground regardless of powering method used.)
Table 3-2. DCE DB25 data port female connector
Pin Signal Source V.35
1Shield A
2 Transmit Data A DTE P
3 Receive Data A DCE R
4 Request to Send DTE C
5 Clear to Send DCE D
6 Data Set Ready DCE E
7 Ground B
8 Receive Line Signal Detector DCE F
9 Receive Timing A DCE X
10 Not Connected
11 Terminal Timing B Not Used
12 Transmit Timing A DCE AA
Table 3-1. Backpanel connectors (Continued)
Connector Name Connector Type Description