ASROCK Z68 Extreme4 Gen3 User Manual page 41

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.13 No. 25)
Power LED Header
(3-pin PLED1)
(see p.13 No. 23)
Chassis and Power Fan Connectors
(4-pin CHA_FAN1)
FAN_SPEED_CONTROL
(see p.13 No. 9)
(3-pin CHA_FAN2)
(see p.13 No. 47)
(3-pin CHA_FAN3)
(see p.13 No. 46)
(3-pin PWR_FAN1) PWR_FAN_SPEED
(see p.13 No. 2)
CPU Fan Connectors
FAN_SPEED_CONTROL
(4-pin CPU_FAN1)
(see p.13 No. 4)
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
CHA_FAN_SPEED
match the black wire to the
+12V
GND
ground pin.
+12V
GND
Please connect the CPU fan
4 cable to the connector and
CPU_FAN_SPEED 3
+12V
2 match the black wire to the
GND 1
ground pin.
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