Hardware Setup SY-7IZB+
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Attach the 4-pin PC speaker cable from the case to the Speaker
header on the Motherboard.
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.
5. IDE LED
Attach the 2-pin IDE device LED cable to the corresponding IDE
LED header on the Motherboard. This will cause the LED to lighten
when an IDE (HDD, CD-ROM) device is active.
6. ATX Power On/Off Switch
Attach the 2-pin momentary type switch to the PWRBT header for
turning On or Off your ATX power supply.