Db25 Direct Connection To Rs-423/Rs-422 Hp 9000 With A Ddp Db25; Rj45 Connection To Rs-423/Rs-422 Hp Terminals, Hp Vectra Pc's; Nector) And Hp Printers - HP A4500A - VMEbus Single Board Computer 744 Motherboard Manual

RS-423 DB25 Direct connection to RS-423/RS-422 HP 9000 with a DDP DB25
This cabling scheme is recommended for connecting to HP 9000 RS-422 or RS-423
ports.
25-pin male connector to DTC
1 - PGND -
8 - RTS OUTPUT
22 - CTS INPUT
15 - TXb OUTPUT
17 - TXa OUTPUT
19 - RXb INPUT
25 - RXa INPUT
RS-423 RJ45 connection to RS-423/RS-422 HP terminals, HP Vectra PC's (DB25
connector) and HP printers
This cabling scheme is recommended for connecting the following devices:
HP terminals:
HP Vectra interface:
HP printers:
1 - DDP PGND
19 - RX+
25 - RX-
15 - TX+
17 - TX-
HP2392A, HP700/92, HP700/60
24541B port B
HP2684A/P, 86A/D, HP33440A/F, 47A/F, 49A, 59A,
41063A, C1200A, C1202A
RS-423 Connection
25-pin male connector to
HP 9000 mux
-
INPUT
INPUT
OUTPUT
OUTPUT
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