Asrock H77 Pro4__MVP User Manual download pdf (Page 32)

ASRock H77 Pro4/MVP Motherboard

English

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 Please connect the chassis

(4-pin SPEAKER 1)

speaker to this header.

(see p.2, No. 19)

Power LED Header Please connect the chassis

(3-pin PLED1)

power LED to this header to

(see p.2, No. 21)

indicate system power status.

The LED is on when the system

is operating. The LED keeps

blinking in S1/S3 state. The

LED is off in S4 state or S5

state (power off).

Chassis and Power Fan Connectors Please connect the fan cables

(4-pin CHA_FAN1)

to the fan connectors and match

(see p.2, No. 38)

the black wire to the ground pin.

CHA_FAN1 and CHA_FAN2

(3-pin CHA_FAN2)

supports Fan Control.

(see p.2, No. 22)

(3-pin PWR_FAN1)

(see p.2, No. 37)

CPU Fan Connectors Please connect the CPU fan

(4-pin CPU_FAN1)

cable to the connector and

(see p.2, No. 1)

match the black wire to the

ground pin.

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Asrock H77 Pro4__MVP User Manual Page 32