ADTRAN ISU 128 User Manual download pdf (Page 132)

Appendix E: Connector Pinouts

61202.029L2-1 ISU 128 User Manual 117

Figure E-2

V.35 Interface

Table E-C

V.35 Interface

Pin Name I/O Description

A Shield I/O Shield for cable

B SG I/O Signal Ground

C RTS I Request To Send

D CTS O Clear To Send

E DSR O Data Set Ready

F CD O Carrier Detect

H DTR I Data Terminal Ready

J* RI O Ring Indicator

P SD-A I Send Data

R RD-A O Receive Data

S SD-B I Send Data (return)

T RD-B O Receive Data (return)

U TC-A I External Transmit Clock

V RC-A O Receive Clock

W TC-B I External Transmit Clock (return)

X RC-B O Receive Clock (return)

Y ST-A O Send Timing

AA ST-B O Send Timing (return)

K,L NC N/A No Connection

M,N NC N/A No Connection

BB NC N/A No Connection

CC NC N/A No Connection

DD NC N/A No Connection

EE NC N/A No Connection

FF NC N/A No Connection

HH NC N/A No Connection

JJ NC N/A No Connection

KK NC N/A No Connection

LL NC N/A No Connection

MM NC N/A No Connection

NN NC N/A No Connection

*Pin J (ring indicator) is needed for most video conferencing applications.

I= Input, O= Output, N/A= Not Applicable

V .35

R V Z DD JJ

N T X

BB FF LL

K P U Y CC HH MM

S W

EE KKM

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