connect it to the AT power connector PWR1. If you are using an
ATX power unit connect it to the ATX power connector PWR2.
Connect the case switches and indicator LEDs to the bank of
switch and LED connectors J2. See the illustration below for a
guide to the pin functions of the J2 connector.
21 22
Power LED
Pins 2-4-6
Speaker
Pins 1-3-5-7
Keylock
Pins 8-10
HDD LED Pins 15-16
1 2
Reset Switch Pins 17-18
Power Switch Pins 21-22