Pin Assignments
D-4 3160-A2-GB21-80March 1999
MODEM Port Interface
The integral modem port connector is a 4-position, RJ11C-like modular jack
(Table D-3).
The integral modem VF cable is a 14.5-foot, 26 AWG, 4-conductor keyed cable
with an RJ11C-like plug connector (Figure D-4). This cable is supplied with your
standalone DSU/CSU.
Table D-3. Modem Port Interface
Signal Pin Number
VF Ring 2
VF Tip 3
Figure D-4. Integral Modem Cable