A
appendix
CONNECTOR PIN ASSIGNMENTS
Connectors vary by model.
Keyboard
Connector and Icon (Orange)
6
5
4
3
KEY
2 1
Mouse
Connector and Icon (Green)
6
5
4
3
KEY
2 1
Parallel Interface
Connector and Icon
13
12
11
10
9
8
7
6
25
24
23
22
21
20
19
5
4
3
2
1
18
17
16
15
14
Pin
Signal
1
Data
2
Unused
3
Ground
4
+5 VDC
5
Clock
6
Unused
Pin
Signal
1
Data
2
Unused
3
Ground
4
+5 VDC
5
Clock
6
Unused
Pin
Signal
1
Strobe
2
Data Bit 0
3
Data Bit 1
4
Data Bit 2
5
Data Bit 3
6
Data Bit 4
7
Data Bit 5
8
Data Bit 6
9
Data Bit 7
10
Acknowledge
11
Busy
12
Paper End
13
Select
14
Auto Linefeed
15
Error
16
Initialize Printer
17
Select IN
18-25
Signal Ground
Compaq Deskpro EN Series, Small Form Factor and Net PC Models
A-1