ASRock AD2550-ITX manual Chipset Configuration

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3.3.2 Chipset Configuration

ACPI HPET Table

Use this item to enable or disable ACPI HPET Table. The default value is [Enabled]. Please set this option to [Enabled] if you plan to use this motherboard to submit Windows® certification.

Restore on AC/Power Loss

This allows you to set the power state after an unexpected AC/power loss. If [Power Off] is selected, the AC/power remains off when the power recovers. If [Power On] is selected, the AC/power resumes and the system starts to boot up when the power recovers.

Onboard HD Audio

Select [Auto], [Enabled] or [Disabled] for the onboard HD Audio feature. If you select [Auto], the onboard HD Audio will be disabled when PCI Sound Card is plugged.

Front Panel

Select [Auto] or [Disabled] for the onboard HD Audio Front Panel.

On/Off Play

Use this item to enable or disable On/Off Play Technology. The default val- ue is [Enabled]. When On/Off Play is enabled, Deep Sx will be disabled. If you want to enable Deep Sx, please disable On/Off Play first.

Onboard LAN

This allows you to enable or disable the “Onboard LAN” feature.

Good Night LED

Enable this option to turn off Power LED when the system is power on. The keyboard LED will also be turned off in S1, S3 and S4 state. The de- fault value is [Auto].

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Contents AD2550-ITX Disclaimer Copyright NoticeContents Software Support Introduction Package ContentsSpecifications Bios Feature ConnectorSupport CD HardwarePage ASRock Instant Boot Unique FeaturesASRock Instant Flash ASRock APP ChargerASRock XFast LAN ASRock XFast USBASRock XFast RAM ASRock On/Off Play Technology17.0cm 6.7 Motherboard LayoutTable for Audio Output Connection I/O PanelLAN Port LED Indications Screw Holes Pre-installation PrecautionsInstalling a SO-DIMM Installation of Memory Modules SO-DIMMExpansion Slot PCI Slot Installing an expansion cardDual Monitor Feature Hdcp Function What is HDCP?Jumper Setting Jumpers SetupOnboard Headers and Connectors Infrared Module Header Chassis Speaker Header Please connect the chassis Serial port module Hot Plug Function for Sata / Sataii HDDs What is Hot Plug Function?Installing Windows 7 on Sata / Sataii HDDs Driver Installation GuideUsing Sata / Sataii HDDs with NCQ function Set up Uefi Install Windows 7 OS on your systemUefi Menu Bar IntroductionMain Screen Navigation KeysNavigation Keys F10Instant Flash Advanced ScreenNo-Excute Memory Protection CPU ConfigurationIntel Hyper Threading Technology Chipset Configuration SATA2 Mode Storage ConfigurationSuper IO Configuration Acpi Configuration USB 2.0 Controller USB ConfigurationUSB 3.0 Controller Legacy USB SupportDram Voltage Voltage Configuration+1.05V Voltage +1.5V VoltageHardware Health Event Monitoring Screen CPU Fan SettingChassis Fan 1 Setting Boot Screen Security Screen Exit Screen Support CD Information Install Operating SystemRunning The Support CD Drivers Menu