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58 VIP-4R/4T Installation and Configuration
VIP Port Adapter Functions
Table 14
EIA-530 DTE Adapter Cable Signals
VIP End, HD
1
60-Position Plug
1. HD = high density.
Network End,
DB-25 Plug
Signal
Pin
Pin
Signal
Shield ground
46
1
Shield ground
TxD/RxD+
11
—>
2
TxD+
TxD/RxD–
12
—>
14
TxD–
RxD/TxD+
28
<—
3
RxD+
RxD/TxD–
27
<—
16
RxC–
RTS/CTS+
9
—>
4
RTS+
RTS/CTS–
10
—>
19
RTS–
CTS/RTS+
1
<—
5
CTS+
CTS/RTS–
2
<—
13
CTS–
DSR/DTR+
3
<—
6
DSR+
DSR/DTR–
4
<—
22
DSR–
DCD/DCD+
5
<—
8
DCD+
DCD/DCD–
6
<—
10
DCD–
TxC/RxC+
24
<—
15
TxC+
TxC/RxC–
23
<—
12
TxC–
RxC/TxCE+
26
<—
17
RxC+
RxC/TxCE–
25
<—
9
RxC–
LL/DCD
44
—>
18
LL
Circuit ground
45
7
Circuit ground
DTR/DSR+
7
—>
20
DTR+
DTR/DSR–
8
—>
23
DTR–
TxCE/TxC+
13
—>
24
TxCE+
TxCE/TxC–
14
—>
11
TxCE–
Mode_1
Ground
Mode_2
49
48
47
Shorting group
Ground
Mode_DCE
51
52
Shorting group