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54 VIP-4R/4T Installation and Configuration
VIP Port Adapter Functions
The tables that follow list the signal pinouts for both the DTE and DCE mode serial port adapter
cables, for each of the following 4T port adapter interface types:
•
EIA/TIA-232 pinout, Table 10
•
EIA/TIA-449 pinout, Table 11
•
X.21 pinout, Table 12
•
V.35 pinout, Table 13
•
EIA-530 pinout, Table 14
Table 10
EIA/TIA-232 Adapter Cable Signals
DTE Cable
DCE Cable
VIP End, HD
1
60-Position
Plug
1. HD = high density.
Network
End,
DB-25 Plug
VIP End, HD
60-Position
Plug
Network End,
DB-25
Receptacle
Signal
Pin
Pin
Signal
Signal
Pin
Pin
Signal
Shield ground
46
1
Shield ground
Shield ground
46
1
Shield ground
TxD/RxD
41
—>
2
TxD
RxD/TxD
36
<—
2
TxD
RxD/TxD
36
<—
3
RxD
TxD/RxD
41
—>
3
RxD
RTS/CTS
42
—>
4
RTS
CTS/RTS
35
<—
4
RTS
CTS/RTS
35
<—
5
CTS
RTS/CTS
42
—>
5
CTS
DSR/DTR
34
<—
6
DSR
DTR/DSR
43
—>
6
DSR
Circuit ground
45
7
Circuit ground
Circuit ground
45
7
Circuit ground
DCD/LL
33
<—
8
DCD
LL/DCD
44
—>
8
DCD
TxC/NIL
37
<—
15
TxC
TxCE/TxC
39
—>
15
TxC
RxC/TxCE
38
<—
17
RxC
NIL/RxC
40
—>
17
RxC
LL/DCD
44
—>
18
LTST
DCD/LL
33
<—
18
LTST
DTR/DSR
43
—>
20
DTR
DSR/DTR
34
<—
20
DTR
TxCE/TxC
39
—>
24
TxCE
RxC/TxCE
38
<—
24
TxCE
Mode 0
Ground
Mode_DCE
50
51
52
Shorting
group
Mode 0
Ground
50
51
Shorting group