The Sound Board Connectors
Terminal Purpose
Terminal Purpose
1
Power/DCC
14
Trigger Ground
2
Power/DCC
13
Trigger Input 1
3
[Volume] Ground
12
Trigger Input 2
4
Volume Level
11
Trigger Input 3
5
[Volume] +5V
10
Trigger Input 4
6
Audio Line Level Out
9
Trigger Input 5
7
Speaker
8
Speaker
Connector: Pin
Purpose
Color
Termination
P3:1
Battery -
Black
Battery
P3:2
B
Red
Battery
P4:1
Ground
Black
2.5mm Jack
P4:2
Expansion
White
–
P4:3
Computer Signal
Yellow
2.5mm Jack
P4:4
+5V
Red
2.5mm Jack
P4:5-11
FACTORY USE
P4:10
Ground
P4:11
Audio Line Level Out
January 2018
- 5 -
P1
P3
1
2
3
4
5
6
7
8
14
13
12
11
10
9
10
11
+
P2
P4
1
2
3
4
Содержание BigSound PB17
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