2
46
Hardware Installation
PWR-LED: Power/Standby LEDWhen the system’s power is on, this LED will light. When the systemis in the S1 (POS - Power On Suspend) state, it will blink everysecond. When the system is in the S3 (STR - Suspend To RAM)state, it will blink 4 times in every second.Note:If your system did not boot-up and the Power/Standby LED didnot light after it was powered-on, it may indicate that the CPUor memory module was not installed properly. Please makesure they are properly inserted into their corresponding socket.
Pin
3
5
14
16
8
10
18
20
7
9
13
15
17
19
2
4
6
HD-LED
(Primary/Secondary IDE LED)
G-LED
(Green LED)
ATX-SW
(ATX power switch)
G-SW
(Green switch)
RESET
(Reset switch)
SPEAKER
(Speaker connector)
PWR-LED
(Power/Standby LED)
Pin Assignment
HDD LED Power
HDD
Green LED Power
Ground
PWRBT+
PWRBT-
Ground
SMI
Ground
H/W Reset
Speaker Data
N. C.
Ground
Speaker Power
LED Power (+)
LED Power (+)
LED Power (-) or Standby Signal