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HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel. The LED
is on when the hard drive is reading or writing data.
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. 28)
Power LED Header
(3-pin PLED1)
(see p.2 No. 30)
Chassis, Power and SB Fan Connectors
(4-pin CHA_FAN1)
(see p.2 No. 16)
(3-pin CHA_FAN2)
(see p.2 No. 25)
(3-pin CHA_FAN3)
(see p.2 No. 23)
(3-pin PWR_FAN1)
(see p.2 No. 11)
(3-pin SB_FAN1)
(see p.2 No. 17)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.2 No. 4)
ASRock X79 Extreme7 Motherboard
Please connect the chassis
speaker to this header.
Please connect the chassis
1
power LED to this header to
PLED-
PLED+
indicate system power status.
PLED+
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
to the fan connectors and
GND
+12V
match the black wire to the
CHA_FAN_SPEED
FAN_SPEED_CONTROL
ground pin. CHA_FAN1,
CHA_FAN2 and CHA_FAN3
GND
+12V
support FAN control. SB_FAN1
CHA_FAN_SPEED
supports Quiet FAN.
GND
+12V
CHA_FAN_SPEED
GND
+12V
PWR_FAN_SPEED
GND
+12V
SB_FAN_SPEED
Please connect the CPU fan
FAN_SPEED_CONTROL
CPU_FAN_SPEED
cable to the connector and
+12V
GND
match the black wire to the
ground pin.
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