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11) F_USB (USB 2.0/1.1 Header)
The header conforms to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
9
1
10
2
• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header.
• Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord
from the power outlet to prevent damage to the USB bracket.
12) F_PANEL (Front Panel Header)
Connect the power switch, reset switch, and system status indicator on the chassis to this header according
to the pin assignments below. Note the positive and negative pins before connecting the cables.
Hard Drive
Reset Switch
Activity LED
9
1
10
2
Power Switch
Power LED
• HD (Hard Drive Activity LED):
Connects to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive
is reading or writing data.
• RES (Reset Switch):
Connects 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.
• NC:
No connection.
The front panel design may differ by chassis. A front panel module mainly consists of power switch, reset switch,
power LED, hard drive activity LED and etc. When connecting your chassis front panel module to this header, make
sure the wire assignments and the pin assignments are matched correctly.
Pin No. Definition
Pin No. Definition
1
Power (5V)
2
Power (5V)
3
USB DX-
4
USB DY-
5
USB DX+
• PLED (Power LED):
System Status LED
Connects to the power status indicator on the
chassis front panel. The LED is on when the
S0
On
system is operating. The LED is off when the
S3/S4/S5
Off
system is in S3/S4 sleep state or powered off
(S5).
• PW (Power Switch):
Connects to the power switch on the chassis front panel. You may configure
the way to turn off your system using the power switch (refer to Chapter 2,
"BIOS Setup," "Power," for more information).
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6
USB DY+
7
GND
8
GND
9
No Pin
10
NC
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