24
TPM Header
(17-pin TPM1)
(see p.10, No. 23)
System Panel Header
(9-pin PANEL1)
(see p.10, No. 25)
This connector supports
Trusted Platform Module
(TPM) system, which can
securely store keys, digital
certificates, passwords, and
data. A TPM system also
helps enhance network se-
curity, protects digital identi-
ties, and ensures platform
integrity.
This header accommodates
several system front panel
functions.
GND
RESET#
PWRBTN#
PLED-
PLED+
GND
HDLED-
HDLED+
1
GND
1
G
N
D
S
M
B
_
D
A
T
A
_
M
A
IN
L
A
D
2
L
A
D
1
G
N
D
S
_
P
W
R
D
W
N
#
S
E
R
IR
Q
#
G
N
D
P
C
IC
L
K
P
C
IR
S
T
#
L
A
D
3
+
3
V
L
A
D
0
+
3
V
S
B
G
N
D
F
R
A
M
E
S
M
B
_
C
L
K
_
M
A
IN
Connect the power switch, reset switch and system status indica-
tor on the chassis to this header according to the pin assignments
below. Note the positive and negative pins before connecting the
cables.
PWRBTN (Power Switch):
Connect to the power switch on the chassis front panel. You may
configure the way to turn off your system using the power switch.
RESET (Reset Switch):
Connect to the reset switch on the chassis front panel. Press the
reset switch to restart the computer if the computer freezes and
fails to perform a normal restart.
PLED (System Power LED):
Connect to the power status indicator on the chassis front panel.
The LED is on when the system is operating. The LED keeps
blinking when the sys-tem is in S1/S3 sleep state. The LED is off
when the system is in S4 sleep state or powered off (S5).
HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel.
The LED is on when the hard drive is reading or writing data.
