Hardware Installation

SY-P4I845PE

2. Reset

Plug the Reset push-button cable into the 2-pin Reset header on the Motherboard. Pushing the Reset button on the front panel will cause the system to restart the boot-up sequence.

Reset Pin Assignment

Pin1 Pin2

Control PIN

GND

3. Speaker

Attach the 4-pin PC speaker cable from the case to the Speaker header on the Motherboard.

Speaker Pin Assignment

+_

VCC NC NC Speaker out

4. ACPI LED

Connecting the 2-pin ACPI LED cable to the corresponding ACPI LED header will cause the LED to light whenever the system is in ACPI mode. The manufacturer has permanently set this Motherboard in ACPI mode due to most hardware and software compliance to ACPI mode.

ACPI LED Pin Assignment

+

2.5V_DDR

Control Pin

19

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SOYO SY-P4I845PE user manual Reset, Speaker, Acpi LED