HP A4500A - VMEbus Single Board Computer 744 Motherboard Manual page 67

25-pin male connector to DTC
1 - PGND -
2 - RD INPUT
3 - TD OUTPUT
4 - DCD INPUT
5 - GPO OUTPUT
6 - DTR OUTPUT
7 - SGND -
8 - RTS OUTPUT
20 - DSR INPUT
22 - CTS INPUT
Note To be used with US modem behavior only.
Recommended HP cable: HP 40220 to HP2334/5 for printer access
(depends upon termtype used HP3000 and upon
type of printer).
25-pin female connector to
1 - PGND
3 - TD
2 - RD
8 - DCD
6 - DRS
20 - DTR
7 - SGND
4 - RTS
5 - CTS
RS-232 connection 7
HP 2334/5
-
OUTPUT
INPUT
OUTPUT
OUTPUT
INPUT
-
INPUT
OUTPUT
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