![](/images/new-backgrounds/1104698/10469843x1.webp)
INSTALLATIONS
J2: Digital I/O
Signal Name | Pin | Pin | Signal Name |
GND | 1 | 2 | VCC |
OUT3 | 3 | 4 | OUT1 |
OUT2 | 5 | 6 | OUT0 |
IN3 | 7 | 8 | IN1 |
IN2 | 9 | 10 | IN0 |
J3: System Function Connector
J3 provides connectors for system indicators that provide light indication of the computer activities and switches to change the computer status. J3 is a
Hard Disk Drive LED Not Defined
Not Defined
Speaker
Reset Switch
ATX Power On Switch
Power LED
Speaker: Pins 1 - 4
This connector provides an interface to a speaker for audio tone generation. An
Pin # | Signal Name |
1 | Speaker out |
2 | No connect |
3 | Ground |
4 | +5V |
Power LED: Pins 11 - 15 |
|
Pin # | Signal Name |
11 | Power LED |
12 | No connect |
13 | Ground |
14 | No connect |
15 | Ground |
18 | MB896 User’s Manual |