
2
Hardware Installation
49
Note:
If a system did not boot-up and the Power/Standby LED did
not light after it was powered-on, it may indicate that the CPU
or memory module was not installed properly. Please make sure
they are properly inserted into their corresponding socket.
Pin
3
5
1 4
1 6
8
1 0
1 8
2 0
7
9
1 3
1 5
1 7
1 9
2
4
6
Function
HD-LED
(Primary/Secondary IDE LED)
N.A.
N.A.
ATX-SW
(ATX power switch)
N.A.
N.A.
RESET
(Reset switch)
SPEAKER
(Speaker connector)
PWR-LED
(Power/Standby LED)
Pin Assignment
HDD LED Power
HDD
N.C.
N.C.
PWRBT+
PWRBT-
N.C.
N.C.
Ground
H/W Reset
Speaker Data
N. C.
Ground
Speaker Power
LED Power (+)
LED Power (+)
LED Power (-) or Standby Signal