Adtran 550 Guia Do Utilizador

ATLAS 550 System Manual

Section 2  Engineering Guidelines

61200305L2-1B

© 2004 ADTRAN, Inc.

37

Each port of the Octal/Quad FXO Option Module has a single 8-pin modular jack. Table 13 shows the 
pinout.

Each port of the Dual Nx 56/64 Option Module has a V.35 Winchester-style connection as defined in 

 

Table 14.

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

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