ATLAS 550 System Manual - Adtran

ATLAS 550 System Manual Section 2 Engineering Guidelines
Octal/Quad FXO Option Module (P/N 1200310L1/1200329L1), 8-Pin Modular Jack
Each port of the Octal/Quad FXO Option Module has a single 8-pin modular jack. Table 13 shows the
pinout.
Table 13. FXO 8-Pin Modular Jack Pinout
Pin Name Description
1, 2, 3, 6, 7, 8 –––– Unused
4 RING Ring to and from the analog phone interface
5 TIP Tip to and from the analog phone interface
Dual Nx 56/64 Option Module (P/N 1200311L1), V.35 Winchester
Each port of the Dual Nx 56/64 Option Module has a V.35 Winchester-style connection as defined in
Table 14.
Table 14. V.35 Winchester Pinout
Pin CCITT 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
H — Data terminal ready (DTR) from DTE
J — Ring indicator (RI)
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) to DTE
AA 114 TX clock (TC-B) to DTE
U 113 External TX clock (ETC-A) from DTE
W 113 External TX clock (ETC-B) from DTE
NN — Test mode (TM) to DTE
61200305L2-1B © 2004 ADTRAN, Inc. 37