Audio Riser I/O Connector - NEC POWERMATE P - SERVICE MANUAL 1995 Service And Reference Manual

AUDIO RISER I/O CONNECTOR

The following figure shows the audio I/O riser connector on the system board (multimedia
systems only). Table Appendix A-28 provides the pin assignments.
Figure Appendix A-14 Audio Riser I/O Connector
Pin
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
Table Appendix A-28 Audio Riser I/O Pin
Assignments
Signal
+5 V
JoyStick But0
JoyStick X1
Ground
Ground
JoyStick Y1
JoyStick But1
+5 V
Key
Line Out Right
Right Speaker
Left Speaker
Line Out Left
Line In Right
Line In Left
Mic In
Ground
Connector Pin Assignments
Pin Signal
2 +5 V
4 JoyStick But2
6 JoyStick X2
8 MIDI Out
10 JoyStick Y2
12 JoyStick But3
14 MIDI In
16 Key
18 Key
20 Ground
22 Ground
24 Key
26 Ground
28 -12 V
30 Ground
32 +12 V
34 Ground
A-15