ASRock AD2550-ITX Инструкция онлайн [21/39] 538029

Chassis Speaker Header Please connect the chassis

(4-pin SPEAKER 1)

speaker to this header.

(see p.11 No. 14)

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.

ATX Power Connector Please connect an ATX power

(24-pin ATXPWR1)

supply to this connector.

(see p.11 No. 7)

20-Pin ATX Power Supply Installation

Though this motherboard provides 24-pin ATX power connector,

it can still work if you adopt a traditional 20-pin ATX power supply.

To use the 20-pin ATX power supply, please plug your

power supply along with Pin 1 and Pin 13.

Chassis Fan Connector Please connect the fan cable

(3-pin CHA_FAN1)

to the fan connector and

(see p.11 No. 5)

match the black wire to the

ground pin.

CPU Fan Connector Please connect the CPU fan

(3-pin CPU_FAN1)

cable to the connector and

(see p.11 No. 3)

match the black wire to the

ground pin.

GN D

+ 12V

CPU_FAN_SPEED