Service manual

Chapter 2 System Information
14
Mini-DIN Connector Pinouts for the Mouse and Keyboard
Pin Number Signal Description
1 Data signal
2 Not used
3 Ground
4 Power (+5 V dc)
5 Clock signal
6 Not used
Serial Port Connector
5
4
3
2
1
9
8
7
6
Serial Port Connector (male) Pinouts
Pin Number Signal Description
1 Data carrier detect
2 Receive data
3 Transmit data
4 Data term ready
5 Signal ground
6 Data set ready
7 Request to send
8 Clear to send
9 Ring indicator
Parallel Port Connector
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