Adaptec 3940AUW Installation Guide - Page 4

Default Settings

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3 Default Settings AHA-3940AU/AUW host adapters operate correctly with their factory default settings in most computers with PCI slots. The following table lists the settings and their default values. You can change these settings with the SCSISelect utility. (See Configuring the Host Adapter on page 8.) SCSI Bus Interface Definitions Host Adapter SCSI ID SCSI Parity Checking Host Adapter SCSI Termination Boot Device Settings Boot Channel Boot SCSI ID Boot LUN Number1 SCSI Device Configuration Initiate Sync Negotiation Maximum Sync Transfer Rate Enable Disconnection Initiate Wide Negotiation4 Send Start Unit Command5 BIOS Multiple Lun Support 5 Include in BIOS Scan Advanced Configuration Options Plug and Play SCAM Support Reset SCSI Bus at IC Initialization Extended BIOS Translation for DOS Drives > 1 GByte5 Host Adapter BIOS (Configuration Utility Reserves BIOS Space) Support Removable Disks under BIOS as Fixed Disks5 Display Message During BIOS Initialization5 BIOS Support for Bootable CD-ROM5 BIOS Support for Int 13h Extensions5 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 only 5. Settings are only valid if channel BIOS is enabled. Default Setting 7 Enabled Automatic Default Setting A First 0 0 Default Setting Yes (Enabled) 10 MBytes/sec2,3 Yes (Enabled) Yes (Enabled) No (Disabled) No (Disabled) Yes (Enabled) Default Setting Disabled Enabled Enabled Enabled Boot Only Enabled Enabled Enabled 3 AHA-3940AU/AUW Installation Guide Part Number: 511418-00, Rev. A Print Spec Number: 496346-00 Current Date: 3/12/97 ECN Date:3/10/97

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3
AHA-3940AU/AUW Installation Guide
Part Number: 511418-00, Rev. A
Print Spec Number: 496346-00
Current Date: 3/12/97
ECN Date:3/10/97
Default Settings
AHA-3940AU/AUW host adapters operate cor-
rectly with their factory default settings in most com-
puters with PCI slots. The following table lists the
settings and their default values. You can change
these settings with the SCSI
Select
utility. (See
Configuring 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 only
5. Settings are only valid if channel BIOS is enabled.
SCSI Bus Interface Definitions
Default Setting
Host Adapter SCSI ID
7
SCSI Parity Checking
Enabled
Host Adapter SCSI Termination
Automatic
Boot Device Settings
Default Setting
Boot Channel
A First
Boot SCSI ID
0
Boot LUN Number
1
0
SCSI Device Configuration
Default Setting
Initiate Sync Negotiation
Yes (Enabled)
Maximum Sync Transfer Rate
10 MBytes/sec
2
,
3
Enable Disconnection
Yes (Enabled)
Initiate Wide Negotiation
4
Yes (Enabled)
Send Start Unit Command
5
No (Disabled)
BIOS Multiple Lun Support
5
No (Disabled)
Include in BIOS Scan
Yes (Enabled)
Advanced Configuration Options
Default Setting
Plug and Play SCAM Support
Disabled
Reset SCSI Bus at IC Initialization
Enabled
Extended BIOS Translation for DOS Drives > 1 GByte
5
Enabled
Host Adapter BIOS (Configuration Utility Reserves BIOS
Space)
Enabled
Support Removable Disks under BIOS as Fixed Disks
5
Boot Only
Display <Ctrl-A> Message During BIOS Initialization
5
Enabled
BIOS Support for Bootable CD-ROM
5
Enabled
BIOS Support for Int 13h Extensions
5
Enabled
3