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2
Hardware Installation
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Pin Assignment
SP-LED
(ATX 5VSB Standby LED)
ATX-SW
(ATX power switch)
HD-LED
(Primary/Secondary IDE LED)
G-LED
(Green LED)
G-SW
(Green switch)
H-RST
(Reset switch)
SPEAKER
(Speaker connector)
KEYLOCK
(Keylock and Power LED
connector)
ATX Power
Ground
N. C.
PWRBT
Ground
N. C.
HDD
HDD LED Power
N. C.
Green LED Power
Green
N. C.
SMI
Ground
N. C.
H/W Reset
Ground
N. C.
Speaker Power
Ground
N. C.
Speaker
N. C.
LED Power
N.C.
Ground
Keylock
Ground
Use pins 24 to 26
for the Power LED.
KEYLOCK - Keylock and Power LED Connector
This is used to connect to the keyboard lock of the system chassis.
Use pins 24 to 26 to connect to the Power LED.