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Abit IS-20 BIOS Setup, 3-11, IDE Bus Master, Onboard IDE-1 Controller, Onboard IDE-2 Controller

Models: IS-12 IS-10 IS-11 IS-20

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3-11

BIOS Setup	3-11

IDE Bus Master

This option enables or disables the IDE bus mastering capability under the DOS environment.

Onboard IDE-1 Controller

This item enables or disables the onboard IDE-1 controller.

Onboard IDE-2 Controller

This item enables or disables the onboard IDE-2 controller.

Onboard S-ATA Controller

This item determines the function for on-chip Serial ATA. [Disabled]: Disable the Serial ATA controller.

[Auto]: Allows the Serial ATA controller to be arranged by BIOS automatically.

[Combined Mode]: Parallel ATA and Serial ATA are combined together. Supports up to 2 IDE drives in each channel.

[Enhanced Mode]: Enable both Parallel ATA and Serial ATA. Supports up to 6 IDE drives.

[SATA Only]: The SATA is operating in legacy mode.

User’s Manual

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Abit IS-20 BIOS Setup, 3-11, IDE Bus Master, Onboard IDE-1 Controller, Onboard IDE-2 Controller, Onboard S-ATA Controller

Contents

Intel Pentium 4 System Board Socket User’s Manual IS-10/IS-11/IS-12/IS-204200-0383-03 Rev Copyright and Warranty Notice Chapter Hardware SetupIntroduction Table Of ContentsAppendix A. How to Get Technical Support Driver InstallationBIOS Setup ChapterChapter 1. Introduction 1.1. Features & SpecificationsExternal I/O Connectors Internal I/O ConnectorsMiscellaneous ChapterIntroduction 1.2. LayoutUser’s Manual 1.3. Jumpers & Connectors Description 2.1. Install The Motherboard Chapter 2. Hardware Setup2.2. Install Pentium 4 CPU and Heatsink Supporting-Base 2.3.1. Memory Configuration Table 2.3. System Memory2.3.2. Installing and Removing Memory Modules 2.4.1. ATX Power Connectors 2.4. Connectors, Headers, and Switches2.4.2. FAN Power Connectors Pin 1-2 shorted default Normal operation Hardware Setup2.4.3. CMOS Memory Clearing Header This header uses a jumper cap to clear the CMOS memory2.4.4. AGP Display Card Slot IS-10/IS-11/IS-12 This slot supports an optional AGP graphics card up to AGP 4X/8X modeIS-10 / IS-11 / IS-12 / IS-20 2.4.5. Front Panel Switches & Indicators Connection Headers 2.4.6. Front Panel Audio Connection Header 2.4.7. Additional USB Port Connection Headers Hardware Setup2-11 These headers each provide two additional USB port connectionsThis header provides one additional System Management Bus connection 2.4.8. System Management Bus Connection HeaderIS-10 / IS-11 / IS-12 / IS-20 2.4.9. Additional IEEE1394 Port Connection Headers IS-12 IS-10 / IS-11 / IS-12 / IS-20 2.4.10. Internal Audio Source Connectors2.4.11. Floppy and IDE Disk Drive Connectors These connectors each provide one Serial ATA channel connection 2.4.12. Serial ATA ConnectorsIS-10 / IS-11 / IS-12 / IS-20 This header uses a jumper to adjust the CPU core voltage Hardware SetupPin 1-2 shorted default Normal operation 2.4.13. CPU Core Voltage Selector2.4.14. External I/O Panel Connectors Press DEL to run setup Chapter 3. BIOS SetupDate mmddyy 3.1. Standard CMOS FeaturesTime hhmmss IS-10 / IS-11 / IS-12 / IS-20When set to Auto, the BIOS will automatically check what kind of IDE drive you are using. If you want to define your own drive by yourself, set it to Manual and make sure you fully understand the meaning of the parameters. Refer to the manual provided by the device manufacturer to get the settings right Cylinder This item configures the numbers of cylinders Head No Errors The system-boot will not stop for any error detected BIOS SetupBase Memory Extended Memory3.2. Advanced BIOS Features Page 3.3. Advanced Chipset Features This option enables or disables the on-chip VGA controller BIOS SetupAGP Aperture Size Init Display FirstOnboard IDE Device 3.4. Integrated PeripheralsThis item enables or disables the onboard IDE-1 controller BIOS SetupThis item enables or disables the onboard IDE-2 controller SATA Only The SATA is operating in legacy modeIS-10 / IS-11 / IS-12 / IS-20 Serial ATA Port1 Mode / Serial ATA Port2 ModeOnboard PCI Device SuperIO Device KB Power ON Password BIOS SetupHot Key Power ON This item enables or disables the onboard FDD controllerParallel Port Mode This item specifies the parallel port mode 3.5. Power Management Setup Wake-Up by PCI card/LAN 3.6. PnP/PCI Configurations This item sets each system interrupt to either PCI Device or Reserved IRQ Resources Click Enter key to enter its submenuIS-10 / IS-11 / IS-12 / IS-20 3-203.7. PC Health Status 3.9. Load Optimized Defaults 3.8. Load Fail-Safe Defaults3.10. Set Supervisor Password 3.11. Set User PasswordDriver Installation Chapter 4. Driver InstallationUser’s Manual 4.1. Setup Items How to Get Technical Support Appendix A. How to Get Technical Supportsold the product to you first User’s Manualalt.comp.periphs.mainboard.abit comp.sys.ibm.pc.hardware.chips Appendix Aalt.comp.hardware.overclocking IS-10 / IS-11 / IS-12 / IS-20U.K. and Ireland North America and South AmericaShanghai JapanRussia France, Italy, Spain, Portugal, and GreeceThank You ABIT Computer Corporation How to Get Technical SupportUser’s Manual Technical Support Form Problem Description