Chapter 2 – DFI BT100 User Manual
Page 29
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29
Chapter 2 Hardware Installation
Chapter 2
Cooling Fan Connector
The fan connector is used to connect the cooling fan. The cooling fan will provide adequate
airflow throughout the chassis to prevent overheating the CPU and system board components.
BIOS Setting
The Advanced menu (“PC Health Configuration” submenu) of the BIOS will display the current
speed of the cooling fans. Refer to chapter 3 for more information.
1
3
Sense
Power
Ground
CPU Fan
LAN LED Connector
These LAN LED connector is used to detect the connection state of RJ45 LAN ports when the
connection is made to an active network via a cable. The pin functions of the LAN LED con-
nector are listed below.
LAN 1 State LAN 1 State LAN 2 State LAN 2 State
1
2
7
8
Pins
Pin Assignment
Pins
Pin Assignment
1
LAN0_LED_1000-
2
LAN0_LED_100-
3
LAN0_LED_LINK_ACT-
4
+3V_standby
5
LAN1_LED_1000-
6
LAN1_LED_100-
7
LAN1_LED_LINK_ACT-
8
+3V_standby
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