Document 1900
CABLING A TERMINAL FOR DR MULTIUSER DOS
4/1/92
MG

The cable needed to connect a dumb terminal or a PC terminal to
the host machine is an RS-232 Null Modem cable.  The possible
pin configurations are as follows:

        25-to-25 pin cable

HOST MACHINE	 	PC/TERMINAL

Transmit -  2			3  - Receive
Receive  -  3			2  - Transmit
DSR      -  6			20 - DTR
Ground   -  7			7 -  Ground
DTR      - 20			6 -  DSR

        9-to-25 pin cable

HOST MACHINE		 PC/TERMINAL

Transmit -  3			3  - Receive
Receive  -  2			2  - Transmit
DSR      -  6			20 - DTR
Ground   -  5			7  - Ground
DTR      -  4			6  - DSR

        25-to-9 pin cable

HOST MACHINE		PC/TERMINAL

Transmit -  2			2  - Receive
Receive  -  3			3  - Transmit
DSR      -  6			4  - DTR
Ground   -  7			5  - Ground
DTR      - 20			6  - DSR

        9-to-9 pin cable

HOST MACHINE		PC/TERMINAL

Transmit -  3			2  - Receive
Receive  -  2			3  - Transmit
DSR      -  6			4  - DTR
Ground   -  5			5  - Ground
DTR      -  4			6  - DSR
