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Connector Pinouts
Appendix D
Pin
1
2
3
4
5
6
7
8
9
I = Input, O = Output, N/A = Not Applicable, N/C = Not Connected
61203192L1-20
Table D-1. IBM/AT Style EIA-232 Interface
Name
I/O
CD
N/C
RD
O
TD
I
DTR
N/C
GND
N/A
DSR
N/C
RTS
I
CTS
O
RI
N/C
Table D-2. RJ-45 HDSL BRI U
Pin
Description
1
Loop 1
2
Loop 1
3
no connection
4
Loop 2 (Express L1.5 only)
5
Loop 2 (Express L1.5 only)
6
no connection
7
no connection
8
no connection
Express L768 User Manual
Description
Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator
D-1
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