Table a-3 parallel interface, Table a-4 serial interfaces – Compaq Deskpro 2000 User Manual
Page 220
Advertising
A-2
Connector Pin Assignments
Table A-3
Parallel Interface
Connector and Icon
Pin
Signal
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18-25
Strobe
Data Bit 0
Data Bit 1
Data Bit 2
Data Bit 3
Data Bit 4
Data Bit 5
Data Bit 6
Data Bit 7
Acknowledge
Busy
Paper End
Select
Auto Linefeed
Error
Initialize Printer
Select IN
Signal Ground
Table A-4
Serial Interfaces
Connector and Icon
Pin
Signal
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator
Advertising