Chapter 3
12
3.1 J1 - SPEAKER
J1 is a four pins connector, which is used to connect the system speaker.
Fig. 5 Speaker
3.2 J2 - POWER ON/OFF SWITCH
It is used to switch on or off the ATX power supply. The power is turned on by
short the power switch once. It needs to hold the power switch about 4 seconds to
turn it off when it has not start to display.
3.3 J3 - RESET
Attach the Reset switch cable to this connector. The Reset switch restarts the
system.
3.4 J5 – KEYLOCK CONNECTOR
Attach the power led cable to this connector. If the system is power on, the indicator
lights.
Fig. 6 Keylock Connector