21
Buzzer Header
(2-pin BUZZ1)
(see p.9 No. 19)
1
+5V
SPKR
Chassis Intrusion Headers
This motherboard supports
(2-pin CI1, CI2)
CASE OPEN detection feature
(see p.9 No. 22)
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
LPC Header
This connector supports
(19-pin LPC1)
Trusted Platform Module (TPM)
(see p.9 No. 1)
system, which can securely
store keys, digital certificates,
passwords, and data. A TPM
system also helps enhance
network security, protects
digital identities, and ensures
platform integrity.
1
Signal
GND
1
G
N
D
G
N
D
S
_
P
W
R
D
W
N
#
L
A
D
2
S
M
B
_
C
L
K
_
M
A
IN
P
C
IC
L
K
P
C
IR
S
T
#
L
A
D
3
+
3
V
L
A
D
0
G
N
D
F
R
A
M
E
S
M
B
_
D
A
T
A
_
M
A
IN
L
A
D
1
S
E
R
IR
Q
#
G
N
D
+
3
V
S
B
4
8
M
H
z
+
5
V
BL1, BL2 Headers
(2-pin BL1)
(see p.9 No. 11)
(2-pin BL2)
(see p.9 No. 13)
1
1
