Hardware Installation
Attaching Connectors
15
3.5. Attaching Connectors
3.5.1.
Front Panel Connectors
There are six connectors on the mainboard for speaker, switches, and
indicator lights on the system’s front panel.
PCI1
PCI2
PCI3
PCI4
PCI5
PCI6
B
A
T
IDE2IDE1
D
I
M
M
1D
I
M
M
2
F
A
N
1
F
A
N
2
J
P
1
1
F
A
N
3
C
N
R
1
P6F133
P6F132
A
G
P
J10
J29
J17
J
2
7
F
L
P
1
1
1
1
1
1
1
HDD
LED
STANDBY
LED
SPEAKER
Ground
Ground
LED cathode
LED cathode
LED cathode
LED anode
LED anode
LED anode
Keylock
N o n
Ground
Ground
Power on/off
Reset Single
+5V
+5V
Speaker-out
POWER LED
& KEYLOCK
RESET
BUTTON
POWER
SWITCH
Pin 1
Front Panel Connectors
PW SW
This 2-pin connector connects to the case-mounted Power button.
Reset
This 2-pin connector connects to the case-mounted reset
switch and is used to reboot the system.
STB LED
This 2-pin connector connects to the case-mounted STB
LED to indicate a standby status. The LED remains lit
even when the system is off to indicate that AC power is
available. When the system enters standby mode, the
LED starts blinking.
HDD LED
This 2-pin connector connects to the case-mounted HDD
LED to indicate hard disk activity.
Power
LED &
Keylock
This 5-pin connector connects to the case-mounted key-
lock switch and the power LED. The keylock switch is
used to lock the keyboard for security purposes.
Speaker
This 4-pin connector connects to the case-mounted speaker.