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Chapter 2.  Installation
61203022L1-1B
T1 CSU ACE User Manual
31
Notify the carrier before connecting the T1 CSU ACE to the carrier net-
work. Connect the T1 CSU ACE to the network demarcation before con-
necting to the 
CPE
. Connector pin assignments for the Net RJ48C are 
listed in Table 4. Connector pin assignments for the CPE 8-Pin modular 
jack are listed in Table 5.
Table 4.  Network RJ48C Connector Pin Assignments
Table 5.  CPE Connector Pin Assignments
PIN
NET
1
R1 (Receive from Network)
2
T1 (Receive from Network)
3
Not Used
4
R (Transmit to Network)
5
T (Transmit to Network)
6
Not Used
7
Not Used
8
Not Used
PIN
CPE
1
R (Transmit to CPE)
2
T (Transmit to CPE)
3
Not Used
4
R1 (Receive from CPE)
5
T1 (Receive from CPE)
6
Not Used
7
Not Used
8
Not Used