Technical data

ARN/DC Technical Specifications
116273-B Rev 00
C-9
56/64K DSU/CSU Interface
The ARN/DC supports direct synchronous access to either a 56K dataphone
digital service (DDS) or 64K Clear Channel dedicated services using an optional
56/64K DSU/CSU adapter module. The 56/64K DSU/CSU interface uses an 8-pin
RJ-45 connector as shown in Table C-7
.
Table C-7
lists the 56/64K DSU/CSU interface pin assignments.
Table C-7. 56/64K DSU/CSU Interface Pin Assignments
Pin Assignment Pin No. Signal
1 TD (Ring)
2 TD (Tip)
3 Not used
4 Not used
5 Not used
6 Not used
7 RD (Tip)
8 RD (Ring)
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