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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, speaker and etc. When connecting your chassis front
panel module to this header, make sure the wire assignments and the
pin assign-ments are matched correctly.
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.2 No. 20)
Power LED Header
(3-pin PLED1)
(see p.2 No. 18)
Chassis and Power Fan Connectors
(4-pin CHA_FAN1)
(see p.2 No. 9)
(3-pin CHA_FAN2)
CHA_FAN_SPEED
(see p.2 No. 25)
(3-pin CHA_FAN3)
(see p.2 No. 26)
CHA_FAN_SPEED
(3-pin PWR_FAN1)
(see p.2 No. 2)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.2 No. 4)
ASRock 970 Extreme4 Motherboard
Please connect the chassis
1
SPEAKER
speaker to this header.
DUMMY
+5V DUMMY
Please connect the chassis
power LED to this header to
indicate system power status.
The LED is on when the system
is operating. The LED keeps
blinking in S1 state. The LED is
off in S3/S4 state or S5 state
(power off).
Please connect the fan cables
GND
to the fan connectors and
+12V
match the black wire to the
CHA_FAN_SPEED
FAN_SPEED_CONTROL
ground pin. CHA_FAN1/2/3 fan
speed can be controlled through
GND
UEFI or AXTU.
+12V
GND
+12V
+12V
GND
PWR_FAN_SPEED
Please connect the CPU fan
CPU_FAN_SPEED
+12V
FAN_SPEED_CONTROL
GND
cable to the connector and
match the black wire to the
1 2 3 4
ground pin.
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