ASROCK Rack C2550D4I, Руководство пользователя

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25
USB 2.0 Header
(9-pin USB_2-3)
(see p.13 or 15, No. 22)
Besides two default USB 2.0
ports on the I/O panel, there
is one USB 2.0 header on
this motherboard. Each USB
2.0 header can support two
USB 2.0 ports.
TPM Header
(17-pin TPMS1)
(see p.13 or 15, No. 18)
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.
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
System Panel Header
(9-pin PANEL1)
(see p.13 or 15, No. 13)
This header accommodates
several system front panel
functions.
DUMMY
GND
GND
+B
-B
USB_PWR
+A
-A
USB_PWR
1
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.