Acer 500L manual Onboard Peripherals, Serial Ports 1, Base Address

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Onboard Peripherals

The Onboard Peripheral Configuration allows you to configure the onboard communication ports and the onboard devices. Selecting this option displays the following screen:

	Onboard Peripherals

	Serial Port 1	[Enabled ]
	Base Address	[3F8h]
	IRQ	[4]
	Serial Port 2	[Enabled ]
	Base Address	[2F8h]
	IRQ	[3]
	Parallel Port	[Enabled ]
	Base Address	[378h]
	IRQ	[7]
	Operation Mode	[Standard]
	ECP DMA Channel	[-]

• Onboard Device Settings

Serial Ports 1 and 2

These parameters allow you to enable or disable serial ports 1 and 2.

Base Address

This function lets you set a logical base address for serial ports 1 and

2. The options are:

•

3F8h

•

2F8h

•

3E8h

•

2E8h

IRQ

This function lets you assign an interrupt for serial ports 1 and 2. The options for serial ports 1 are IRQ 4 and 11. The options for serial port 2 are IRQ 3 and 10.

3-16	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 System Error Messages Error MessagesSoftware 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 SlavePS/2 Mouse Serial PortParallel Port System S/N Product InformationProduct Name Main Board IDMain Board S/N System Bios VersionDMI Bios Version Disk Drives Floppy DrivesIDE Primary Channel Master LS-120 Drive Compatible AsIDE Drives IDE Secondary Channel Slave IDE Primary Channel SlaveIDE Secondary Channel Master Enhanced IDE Features Hard Disk Block Mode Bios Utility Base Address Onboard PeripheralsSerial Ports 1 Operation Mode 3BCh 378hOnboard Device Settings EPPPS/2 Mouse Controller Floppy Disk ControllerIDE Controller USB Host ControllerSMBus Interrupt IRQ9 IDE Hard Disk Standby Timer Power ManagementPower Management Mode Modem Ring Indicator Power Switch 4 secSystem Sleep Timer System Wake-up EventBoot Options Boot SequenceFirst Hard Disk Drive Fast BootSilent Boot Boot from LANDesk Service Agent Num Lock After BootConfiguration Table Memory TestDate and Time DateTime System Security Setup PasswordTo set or change a Password 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 OptionsMemory at 15MB-16MB Reserved for Internal Cache CPU CacheExternal Cache PnP/PCI Options Memory Parity ModePCI IRQ Setting PCI IRQ Sharing VGA Palette SnoopGraphics Aperture Size Reset Resource AssignmentsCPU Frequency Plug and Play OSProcessor Speed Bus FrequencyCPU Multiple Load Default Settings Abort Settings Change Exit Setup SCSI/VGA Combo Card Page LCD Module Event Log List