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Appendix B. Connector Pinouts
61202156L2-1 TDU 120e User Manual B-5
Nx56/64 DTE (V.35)
See Table B-6 for the V.35 pinout Nx56/64 DTE pinout.
Connector type V. 3 5
Table B-6. V.35 Pinout for Nx56/64 DTE
Pin Name Description
A 101 Protective ground (PG)
B 102 Signal ground (SG)
C 105 Request to send (RTS) from DTE
D 106 Clear to send (CTS) to DTE
E 107 Data set ready (DSR) to DTE
F 109 Received line signal detector (DCD) to DTE
L, J — Local loopback (LL)*
N, BB — Remote loopback (RL)*
R 104 Received data (RD-A) to DTE
T 104 Received data (RD-B) to DTE
V 115 RX clock (RC-A) to DTE
X 115 RX clock (RC-B) to DTE
P 103 Transmitted data (TD-A) from DTE
S 103 Transmitted data (TD-B) from DTE
Y 114 TX clock (TC-A)
AA 114 TX clock (TC-B)
U 113 External TX clock (ETC-A) from DTE
W 113 External TX clock (ETC-B) from DTE
NN — Test mode (TM) to DTE
*(ignored by TDU 120e)