1
26) CI (Chassis Intrusion Header)
This motherboard provides a chassis detection feature that detects if the chassis cover has been removed.
This function requires a chassis with chassis intrusion detection design.
Pin No.
Definition
1
Signal
2
GND
27) STB/BOOT (Status LEDs)
If the STB LED is on, that means the system is in standby mode; if the BOOT LED is on, that means the
system is powered on.
F_USB30
F_ U
B_
F_
F_
_
B
B S_
B
S B_
B
_ S
S_
_
B
_ U
_
B
S
12
3
12
3
12
3
1 2 3
1
1
1
1
B S S
S
_S
S
S
U
1
2
3
S
3
B S S
S
U
_ _
3
F_USB3 F
S
_
S
_
S
_
S F
B_
B_
F
_ 0
S
S
_ 0
F
_ F
_
_
_
_B
U
S
_S
_
S F_
B
USB 0_ B
B_
B_
F_USB3
F_USB30 3
_
_3
U
S _
STB BOOT
28) GPIO (GPIO Header)
Use this jumper to set the GPIO status of the LPT_GPIO header to HIGH or LOW.
Pin No.
Definition
Pin No.
Definition
1
IO_GP40
6
IO_GP45
2
IO_GP41
7
IO_GP46
3
IO_GP42
8
IO_GP47
4
IO_GP43
9
GP_IN_OUT
5
IO_GP44
10
GND
10
9
2
1
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