Chapter 3
32
3.4
CONNECTORS
3.4.1
J1 - RESET SWITCH CONNECTOR
Attach the Reset switch cable to this connector. The Reset switch restarts the system.
Setting
Description
Close
Reset
Open
Normal
Table 11
3.4.2
J2 - TURBO LED CONNECTOR
J2 is usually connected to a Turbo LED on front of the system case. If the system board select is in
Turbo mode, the indicator will light during high-speed operation.
Pin
Description
1
- Cathode
2
+ Anode
Table 12
3.4.3
J3 - KEYLOCK & POWER LED CONNECTOR
J3 is a keylock connector that enables and disables the keyboard and the Power-LED on the case.
Pin
Description
1
LED Power
2
Not Used
3
Ground
4
Keyboard Inhibitor
5
Ground
Table 13
3.4.4
J4 - SPEAKER CONNECTOR
Attached the system speaker to connector J4.
Pin
Description
1
Data Out
2
+5V
3
Data Out
4
+ 5V
Table 14