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Pin
Signal Name
1
8
Carrier Detect
20
Data Terminal Ready
22
Ring Indicator
1. Any pin not referenced on a connector is not
connected.
Table 4
EIA-530 DTE Serial Cable Pinout
Part Number 72-0732-01 Connections
50
Signal Name
1
Pin
J1-5
Looped
J1-38
J1-1
TXD +
J1-34
TXD –
J1-35
RXD +
J1-19
RXD –
J1-4
RTS +
J1-20
RTS –
J1-6
CTS +
J1-22
CTS –
J1-10
RLSD + (RR +)
J1-26
RLSD – (RR -)
J1-2
SCT +
J1-18
SCT –
J1-37
SCR +
J1-21
SCR –
J1-43
SCTE + (TT +)
J1-27
SCTE – (TT –)
J1-7
LL
Reference
12
Directio
n
Input
Output
Input
Directio
25
Type
n
Pin
NC
Jumper
—>
J2-2
Twisted Pair
—>
J2-
14
<—
J2-3
Twisted Pair
<—
J2-
16
—>
J2-4
Twisted Pair
—>
J2-
19
<—
J2-5
Twisted Pair
<—
J2-
13
<—
J2-8
Twisted Pair
<—
J2-
10
<—
J2-
Twisted Pair
<—
15
J2-
12
<—
J2-
Twisted Pair
<—
17
J2-9
<—
J2-
Twisted Pair
<—
24
J2-11
—>
J2-
Twisted Pair
18
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