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CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, No. 3)
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 5)
ATX 12V Power
Connector
(4-pin ATX12V1)
(see p.1, No. 1)
Chassis Intrusion Header
(2-pin CI1)
(see p.1, No. 15)
24
FAN_VOLTAGE
CPU_FAN_SPEED
GND
FAN_SPEED_CONTROL
1
2
3
4
12
24
13
1
8
5
1
4
GND
Signal
1
This motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
This motherboard pro-
vides a 24-pin ATX power
connector.
Please connect an ATX
12V power supply to this
connector.
This motherboard
supports CASE OPEN
detection feature that
detects if the chassis cove
has been removed. This
feature requires a chassis
with chassis intrusion
detection design.
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