>From "Dvorak's Guide to PC Connectivity":
25-pin 25-pin 25-pin 9-pin 9-pin 9-pin
TX 2 -------> 3 TX 2 -------> 2 RX 2 <------- 3
RX 3 <------- 2 RX 3 <------- 3 TX 3 -------> 2
RTS 4 -------> 5 RTS 4 -------> 8 GND 5 -------- 5
CTS 5 <------- 4 CTS 5 <------- 7 DTR 4 --i----> 6
GND 7 -------- 7 GND 7 -------- 5 DCD 1 --|
DSR 6 <----i-- 20 DSR 6 <----i-- 4 i-- 1
|-- 8 |-- 1 DSR 6 <----|-- 4
DCD 8 --i DCD 8 --i RTS 7 -------> 8
DTR 20 --|----> 6 DTR 20 --|----> 6 CTS 8 <------- 7
You can use a bell, beeper, ohmmeter, flashlight, etc. to "ring through"
all the connections. Check your cable. If your cable is a 1-to-1,
2-to-2, cable, you can make or buy a short "null modem" with ends that
mate.
Boyd Ramsay
[EMAIL PROTECTED]
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