
RJ-45 10 Pin to DB-25M Modem Cable
Modem Cables
EIA-232 Modem Cables RJ-45 10-pin to DB-25
The wiring diagram for a RJ-45 10-pin to DB-25 pin modem cable is shown in Table 1.
Table 1: EIA-232 RJ-45 10-pin to DB-25
From
RJ-45
Signal Direction Signal To DB-25
10 DCD DCD 8
6 RxD
RxD 3
5 TxD
TxD 2
9 DTR
DTR 20
7SG
SG 7
2 DSR
DSR 6
3 RTS
RTS 4
8 CTS
CTS 5
1RI
RI 22
Shell GND
GND Shell
* Arrows indicate which direction the signal is flowing
These cables can also be purchased form Digi (See part numbers below).
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2' RJ-45 10-pin to DB-25 Pin - Part #76000129
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4' RJ-45 10-ping to DB-25 Pin - Part #76000195
NOTES:
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Altpin should be turned off when using this cable.
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This cable utilizes the CTS signal of the modem for hardware flow control (RTS/CTS).
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