HP A4500A - VMEbus Single Board Computer 744 Motherboard User Manual

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RS-423 Connection
7
RS-423 Connection
RS-423 DB25 Direct connection to RS-423/RS-422 HP terminals, HP Vectra PC’s and
HP printers
This cabling scheme is recommended for connecting the following devices:
HP terminals: HP2392A, HP700/92, HP700/60
HP Vectra interface: 24541B port B
HP printers: HP2684A/P, 86A/D, HP33440A/F, 47A/F, 49A, 59A,
41063A, C1200A, C1202A
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
25-pin female connector to device
1 - PGND -
7 - SGND -
18 - RX+ INPUT
3 - RX- INPUT
10 - TX+ OUTPUT
9 - TX- OUTPUT

HP A4500A - VMEbus Single Board Computer 744 Motherboard Specifications

General

Brand	HP
Model	A4500A - VMEbus Single Board Computer 744 Motherboard
Category	Server
Language	English