Specifications

18
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J24/J27: Front Panel USB2.0 Connectors
10 2
9 1
Signal Pin Pin Signal
USB PWR
1 2
USB PWR
USB1-
3 4
USB2-
USB1+
5 6
USB2+
GND
7 8
GND
_
9 10
GND
Use these headers to connect to the USB devices via the
enclosed USB cable. J24: USB3, J27: USB4
J25: Front Panel LAN1/LAN2 ID LED Headers
1 11
2 12
Signal Pin Pin Signal
LAN1 LED+
1 2
LAN1 LED-
LAN2 LED+
3 4
LAN2 LED-
NC
5 6
NC
IDLED+
7 8
IDLED-
ID S/W+
9 10
ID S/W-
NC
11 12
_
Use these headers to connect the front panel dual color LEDs
to indicate the speed of LAN1, LAN2 and ID LED.
JP5: Clear CMOS Jumper
1 3
Normal
(Default)
3
1
Clear
Use this jumper when you forgot your system/setup
password or need to clear system BIOS setting.
How to clear the CMOS data
- Power off system and disconnect power supply
from AC source
- Use jumper cap to close Pin_2 and 3 for several
seconds to Clear CMOS
- Replace jumper cap to close Pin_1 and 2 Reconnect
power supply to AC source
Power on system
J41: FAN Tachometer Header for Barebone
1
14
13
2
Signal Pin Pin Signal
FAN TACH1 1 2 KEY
FAN TACH2 3 4 KEY
MCP55 FANTACH 5 6 KEY
FAN TACH3 7 8 KEY
FAN TACH4 8 10 KEY
GND 11 12 NC
GND 13 14 FAN_PWM1