Appendix C. Network Pinouts - ADTRAN TSU 120 User Manual

Appendix C. Network Pinouts

Control In/Chain In
This is used as an EIA-232 port for connection to a computer or
modem (Control In) or to another TSU 120 or TSU 100 (Chain
In). See Table C-2 for the pinout for the control/chain-in connec-
tor.
Connections
The chain-in connections are as follows:
Connector type
Part number
Table C-2. Control In/Chain in Pinout
Pin
1
2
3
4
5
6,7
8
C-2
Name
GND Ground - connected to unit chassis
RTS Request to send - flow control
RXDATA Data received by the TSU 120
UNUSED
TXDATA Data transmitted by the TSU 120
UNUSED
CTS Clear to send - flow control
TSU 120 User Manual
RJ-48
AMP# 555164-2
Description
61202129L1-1