V.35 Connection Cable Pin Assignments - Paradyne HotWire 7924 User Manual

Cable Pin Assignments

V.35 Connection Cable Pin Assignments

CCITT
Code Pin Name
101 A PG
102 B SG
105 C RTS
106 D CTS
107 E DSR
109 F RLSD
108 H DTR
141 L LL
140 N RDL
103 P TXD
104 R/D RXD
103 S TXD
104 R RXD
113 U EXT
CLK
115 V RSET
113 W EXT
CLK
115 X RSET
114 Y TSET
114 a TSET
142 n TST
B-4
The connector that plugs into the rear panel of V.35-compatible units has the
following pin assignments.
Direction
DCE DTE Function
Protective Ground
Signal Ground
Request to Send
Clear to Send
Data Set Ready
Data Channel
Received Line Signal
Detector
Data Receiver Ready
Local Loopback
Loopback/Maintenan
ce
Transmit Data (A)
Received Data (A)
Transmitted Data (B)
Received Data (B)
Transmitter Signal
Element Time (A)
Receiver Signal
Element Timing (A)
Transmitter Signal
Element Timing (B)
Receiver Signal
Element Timing (B)
Transmit Signal
Element Timing (A)
Transmit Signal
Element Timing (B)
Test Indicator
October 1997
Description
Machine ground
Ground reference for all circuits
DTE has message to send
DCE is ready to accept and transmit DTE data
DCE is ready to operate
DCE is receiving a carrier signal
DTE is ready to operate
Local loopback
Remote loopback
Data generated by DTE
Data received by DTE
Data generated by DTE
Data received by DTE
To help detect center of signaling element on BA
To help detect center of signaling element on BB
To help detect center of signaling element on BA
To help detect center of signaling element on BB
To help detect center of signaling element on BA
To help detect center of signaling element on BB
Reserved for test
7924-A2-GB20-30