Rs-449 Dte Cable Pinouts - 3Com SuperStack II User Manual

54 C 4: C
HAPTER ONNECTORS AND
RS-449 DTE Cable
Pinouts
C
ABLES
This cable connects the bridge/router to an RS-449 DCE.
Figure 26 Flex-WAN and RS-449 DTE Connectors
To SuperStack II NETBuilder
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46
60-pin Flex-WAN male connector
.
Table 18 RS-449 DTE Cable Pinouts
Flex-WAN Connector
Signal Pin
CTS/RTS+ 1
CTS/RTS- 2
DSR/DTR+ 3
DSR/DTR- 4
DCD/DCD+ 5
DCD/DCD- 5
DTR/DSR+ 7
DTR/DSR- 8
RTS/CTS+ 9
RTS/CTS- 10
TxD/RxD+ 11
TxD/RxD- 12
TxCE/TxC+ 13
TxCE/TxC- 14
Circuit Ground 15
Circuit Ground 16
TxC/RxC- 23
TxC/RxC+ 24
RxC/TxCE- 25
RxC/TxCE+ 26
RxD/TxD- 27
RxD/TxD+ 28
(continued)
1 2 3
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
37-pin male connector
RS-449 DTE Connector
Direction Pin
←
9
←
27
←
11
←
29
←
13
←
31
→
12
→
30
→
7
→
25
→
25
→
4
→
17
→
35
- 19
- 20
←
23
←
5
←
26
←
8
←
24
←
6
To DCE
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Signal Twisted Pair
CS+
CS-
DM+
DM-
RR+
RR-
TR+
TR-
RS+
RS-
SD+
SD-
TT+
TT-
SGRC
SGRC
ST-
ST+
RT- 10
RT+
RD- 11
RD+
1
2
3
4
5
6
7
8
9