Adaptec 3940-AUW Installation Manual

Contents

3AHA-3940AU/AUW Installation GuidePart Number: 511418-00, Rev. APrint Spec Number: 496346-00Current Date: 3/12/97 ECN Date:3/10/97Default SettingsAHA-3940AU/AUW host adapters operate cor-rectly with their factory default settings in most com-puters with PCI slots. The following table lists thesettings and their default values. You can changethese settings with the SCSISelect utility. (SeeConfiguring the Host Adapter on page 8.)1. Setting is valid only if Multiple LUN Support is enabled.2. Default Setting for the AHA-3940AU is 10 MBytes/sec.Default Setting for the AHA-3940AUW is 20 MBytes/sec.3. Ultra speed for the AHA-3940AU is 20 MBytes/sec.Ultra speed for the AHA-3940AUW is 40 MBytes/sec.4. AHA-3940AUW only5. Settings are only valid if channel BIOS is enabled.SCSI Bus Interface Definitions Default SettingHost Adapter SCSI ID 7SCSI Parity Checking EnabledHost Adapter SCSI Termination AutomaticBoot Device Settings Default SettingBoot Channel A FirstBoot SCSI ID 0Boot LUN Number1 0SCSI Device Configuration Default SettingInitiate Sync Negotiation Yes (Enabled)Maximum Sync Transfer Rate 10 MBytes/sec2,3Enable Disconnection Yes (Enabled)Initiate Wide Negotiation4 Yes (Enabled)Send Start Unit Command5 No (Disabled)BIOS Multiple Lun Support 5 No (Disabled)Include in BIOS Scan Yes (Enabled)Advanced Configuration Options Default SettingPlug and Play SCAM Support DisabledReset SCSI Bus at IC Initialization EnabledExtended BIOS Translation for DOS Drives > 1 GByte5 EnabledHost Adapter BIOS (Configuration Utility Reserves BIOSSpace)EnabledSupport Removable Disks under BIOS as Fixed Disks5 Boot OnlyDisplay Message During BIOS Initialization5 EnabledBIOS Support for Bootable CD-ROM5 EnabledBIOS Support for Int 13h Extensions5 Enabled3