ASROCK H67M-ITX, User Manual

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Chassis Speaker Header Please connect the chassis
(4-pin SPEAKER 1)
speaker to this header.
(see p.12/13 No. 12)
Power LED Header Please connect the chassis
(3-pin PLED1)
power LED to this header to
(see p.12 No. 24 or p.13 No. 22)
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).
1
PLED+
PLED+
PLED-
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 Please connect the fan cables
(3-pin CHA_FAN1)
to the fan connectors and
(see p.12/13 No. 2)
match the black wire to the
ground pin.
CPU Fan Connectors Please connect the CPU fan
(4-pin CPU_FAN1)
cable to the connector and
(see p.12 No. 23 or p.13 No. 21)
match the black wire to the
ground pin.
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.
3-Pin Fan Installation
Pin 1-3 Connected
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4