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PLED (System Power LED):
Connect to the power status indicator on the chassis front panel. The LED
is on when the system is operating. The LED keeps blinking when the sys-
tem is in S1 sleep state. The LED is off when the system is in S3/S4 sleep
state or powered off (S5).
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 Fan Connector
(3-pin CHA_FAN1)
(see p.2 No. 2)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.2 No. 18)
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.2 No. 10)
12
FAN_SPEED_CONTROL
CPU_FAN_SPEED
+12V
GND
1 2 3 4
Pin 1-3 Connected
24
13
12
1
ASRock H61MV-ITX Motherboard
Please connect the fan cables
to the fan connectors and
match the black wire to the
ground pin.
Please connect the CPU fan
cable to the connector and
match the black wire to the
ground pin.
3-Pin Fan Installation
Please connect an ATX power
supply to this connector.
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