3Com SuperStack II PathBuilder S330 Reference Manual page 58

3com wan access switch reference guide
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46
C
2: I
HAPTER
NSTALLATION
Table 14 Connector Pinouts for RS-449 DCE Cable (60-pin Connector) to DB-37 Female
Pin # on 60-pin
Signal Name
Connector
Frame GND
46
Circuit GND
15, 16, 30
RTS
1, 2
CTS
9, 10
DSR
7, 8
DCD
5, 6
DTR
3, 4
LL (not used)
29
SD+
28
SD-
27
RD+
11
RD-
12
SCTE+
26
SCTE-
25
SCR+
24
SCR-
23
SCT+
13
SCT-
14
Shorting GR 1
48, 49
Pin # on DB-37
Direction (for
Connector
Serial Port)
1
19, 20, 37
7, 25
In
9, 27
Out
11, 29
Out
13, 31
Out
12, 30
In
10
In
4
In
22
In
6
Out
24
Out
17
In
35
In
8
Out
26
Out
5
Out
23
Out

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