Acer 500L manual SMBus Interrupt IRQ9

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SMBus Interrupt (IRQ9)

The System Management Bus (SMBus) is used for controlling and getting information from devices on a motherboard. It was designed for hybrid devices based on analog semiconductor technologies and with limited digital capabilities. This parameter allows you to enable or disable this feature.

3-20	AcerAltos 500L User’s Guide

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Contents AcerAltos 500L Copyright Important Safety Instructions Page Page FCC Class B Radio Frequency Interference Statement Getting Started Conventions Table of Contents Bios Utility Page Xii System Housing Standalone SystemFeatures Front PanelRear Panel Internal Structure Opening the Housing Panels Left Panel Installing Disk Drives Inch Floppy DriveInch Drives Hard Disk Drives Installing Expansion Cards System Housing Page System Board Major Components System Board Layout Jumpers and Connectors Jumper and Connector LocationsJumper Settings Connector FunctionsPower switch ESD Precautions Installing the Pentium II Processor Attaching the Processor Fan SinkSystem Board AcerAltos 500L User’s Guide Installing a Pentium II Processor AcerAltos 500L User’s Guide Removing a Pentium II Processor AcerAltos 500L User’s Guide Memory Upgrade Memory ConfigurationsInstalling a Dimm Removing a Dimm Reconfiguring the System Error Messages Software Error MessagesSystem Error Messages Mmmmssssooo Wxxxx System Board Correcting Error Conditions Bios Utility Entering Setup Setup UtilityBios Utility System Information Internal Cache Size ProcessorProcessor Speed External CacheIDE Secondary Channel Master IDE Primary Channel MasterIDE Primary Channel Slave IDE Secondary Channel SlaveSerial Port Parallel PortPS/2 Mouse System S/N Product InformationProduct Name Main Board IDSystem Bios Version DMI Bios VersionMain Board S/N Disk Drives Floppy DrivesLS-120 Drive Compatible As IDE DrivesIDE Primary Channel Master IDE Primary Channel Slave IDE Secondary Channel MasterIDE Secondary Channel Slave Enhanced IDE Features Hard Disk Block Mode Bios Utility Onboard Peripherals Serial Ports 1Base Address Operation Mode 3BCh 378hOnboard Device Settings EPPPS/2 Mouse Controller Floppy Disk ControllerIDE Controller USB Host ControllerSMBus Interrupt IRQ9 Power Management Power Management ModeIDE Hard Disk Standby Timer Modem Ring Indicator Power Switch 4 secSystem Sleep Timer System Wake-up EventBoot Options Boot SequenceFast Boot Silent BootFirst Hard Disk Drive Boot from LANDesk Service Agent Num Lock After BootConfiguration Table Memory TestDate and Time DateTime Setup Password To set or change a PasswordSystem Security Set or Change Password To remove your Setup Password Power-on Password To bypass Setup PasswordPower-on Password Disk Drive ControlBios Utility Advanced Options Memory/Cache OptionsInternal Cache CPU Cache External CacheMemory at 15MB-16MB Reserved for Memory Parity Mode PCI IRQ SettingPnP/PCI Options PCI IRQ Sharing VGA Palette SnoopGraphics Aperture Size Reset Resource AssignmentsCPU Frequency Plug and Play OSBus Frequency CPU MultipleProcessor Speed Load Default Settings Abort Settings Change Exit Setup SCSI/VGA Combo Card Page LCD Module Event Log List