APPENDIX F: Cabling and Pin Assignments
89
DB25 CONNECTOR
P1 (MALE)
DB25 CONNECTOR
P2 (MALE)
DTE-TSET (A)
DCE-RSET (A)
DTE-TSET (B)
2
14
3
8
10
4
19
18
21
3
16
2
14
4
19
8
10
15
12
DTE-RSET (B)
DTE-RSET (A)
RTS (B)
RTS (A)
RLSD (B)
RLSD (A)
RD (B)
RD (A)
TD (B)
TD (A)
DCE-TSET (B)
DCE-TSET (A)
RLSD (B)
RLSD (A)
RTS (B)
RTS (A)
TD (B)
TD (A)
RD (B)
24
11
17
9
DCE-RSET (B)
TO MULTISERVER
COMPOSITE CONNECTOR
TO DCE
INTERFACE
17
9
20
23
6
22
7
1
24
11
6
22
20
23
7
1
SHIELD
SIGNAL GROUND
DCER (B)
DCER (A)
DTER (B)
DTER (A)
DCE-RSET (B)
DCE-RSET (A)
SHIELD
SIGNAL GROUND
DTER (B)
DTER (A)
DCER (B)
DCER (A)
DTE-RSET (B)
DTE-RSET (A)
RD (A)
16
PIN 1
PIN 1
Figure F-6. RS-530-to-RS-530 DCE Crossover Cable.