61203060L1-1A
© 2003 ADTRAN, Inc.
59
Appendix C
Pinouts
NETWORK (USOC RJ-48C)
On the rear panel, the TSU LT has an eight-position modular jack labeled
NETWORK
. This connector is
used for connecting to the T1 network. See Table C-1 for the network connector pin assignments.
CONTROL CHAIN IN (RJ-48)
Use the Chain In connector as an EIA-232 port for connection to a computer or modem. See Table C-2 for
the pin assignment for this connector.
Table C-1. Network Pin Assignments
Pin
Name
Description
1
R1 RXDATA
Receive data from the network - Ring
2
T1 RXDATA
Receive data from the network - Tip
3
UNUSED
—
4
R TXDATA
Send data towards the network - Ring
5
T TXDATA
Send data towards the network - Tip
6, 7, 8
UNUSED
—
Table C-2. Chain In Pin Assignments
Pin
Name
Description
1
GND
Ground connected to unit chassis.
2
UNUSED
—
3
RXDATA
Data received by the TSU.
4
UNUSED
—
5
TXDATA
Data transmitted by the TSU.
6
UNUSED
—
7
RI
Ring indicate from modem.
8
UNUSED
—
Summary of Contents for TSU LT
Page 1: ...TSU LT USER MANUAL Part Number 1203060L1 61203060L1 1A April 2003...
Page 16: ...List of Figures TSU LT User Manual 16 2003 ADTRAN Inc 61203060L1 1A...
Page 18: ...List of Tables TSU LT User Manual 18 2003 ADTRAN Inc 61203060L1 1A...
Page 26: ...Chapter 2 Inspection and Installation TSU LT User Manual 26 2003 ADTRAN Inc 61203060L1 1A...
Page 34: ...Chapter 3 Operation TSU LT User Manual 34 2003 ADTRAN Inc 61203060L1 1A...
Page 38: ...Chapter 4 Status Menu TSU LT User Manual 38 2003 ADTRAN Inc 61203060L1 1A...
Page 58: ...Appendix B DTE Data Rate Chart TSU LT User Manual 58 2003 ADTRAN Inc 61203060L1 1A...
Page 62: ...Appendix C Pinouts TSU LT User Manual 62 2003 ADTRAN Inc 61203060L1 1A...