3Com 3C63400-3AC-C - PathBuilder S700 Switch Reference Manual page 56

42 C 2: I
HAPTER NSTALLATION
Table 18 X.21 DCE Cable Pinouts (60-pin Male to 15-pin Female; Part # 3C63925)
Pin # on
Signal Name 60 PIN CONN
Frame GND 46
Circuit GND 15
RTS 9, 10
CTS 1, 2
DSR
DCD (not used, see
DCE cable note)
DTR
LL (not used)
SD+ 11
SD- 12
RD+ 28
RD- 27
SCTE+
SCTE-
SCR+ 26, 24
SCR- 25, 23
SCT+
SCT-
Shorting GR 1 47, 48
Shorting GR 2 51, 52
Direction
Pin # on DB15 CONN (For QSIM)
1
8
3, 10 Out
5, 12 In
In
In
Out
Out
2 Out
9 Out
4 In
11 In
Out
Out
6 In
13 In
In
In