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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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Installation Guide

AHA-3940AU/AUW

MultiChannel PCI-to-UltraSCSI Host Adapters 
with SCSISelect 
Utility

Summary of Contents for 3940AU

Page 1: ...nstallation Guide Part Number 511418 00 Rev A Print Spec Number 496346 00 Current Date 3 12 97 ECN Date 3 10 97 R Installation Guide AHA 3940AU AUW MultiChannel PCI to UltraSCSI Host Adapters with SCS...

Page 2: ...er in which you install the host adapter must be compliant with PCI 2 0 or higher and the motherboard BIOS must sup port PCI to PCI Bridges If you are not sure whether the motherboard BIOS supports PC...

Page 3: ...r Channel A J2 Internal 50 pin SCSI connector Channel B J3 Multiple computer termination jumper Channel A1 J4 Multiple computer termination jumper Channel B1 J5 External LED connector J6 External 50 p...

Page 4: ...ce 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...

Page 5: ...y and are shorter than ISA or EISA slots Usually there are three PCI slots One of these may be a shared slot That is it may have an ISA or EISA connector and a PCI connector but only one kind of board...

Page 6: ...bbon cable and a small triangle or number 1 marks pin 1 on the SCSI connector External cables can only be plugged in one way so pin 1 orientation is automatic 2 Attach the SCSI cable s to the host ada...

Page 7: ...SCSISelect utility The default setting is Automatic which works like this If the host adapter detects that devices are con nected to both connectors on Channel B it dis ables its terminators Otherwise...

Page 8: ...e the ID s in SCSISelect if necessary See Configuring the Host Adapter on page 8 SCSI devices connected to an AHA 3940AU can have IDs from 0 to 7 SCSI devices connected to an AHA 3940AUW can have IDs...

Page 9: ...adapter settings such as SCSI Parity Checking and Host Adapter SCSI ID without opening your computer or flipping switches To run SCSISelect press Ctrl A immediately when the SCSISelect Ctrl A message...

Page 10: ...Support Removable Disks as Fixed Disks and Extended BIOS Translation for DOS Drives 1 GByte SCSI Disk Utilities When you select SCSI Disk Utilities from the Options menu a list of installed SCSI devic...

Page 11: ...r removable media while your computer is running Support more than eight hard disk drives under MS DOS 5 0 or later Adaptec EZ SCSI Software Adaptec EZ SCSI software for DOS Windows 3 x Windows 95 and...

Page 12: ...us mastering Refer to your computer doc umentation or move the host adapter to a different PCI slot Computer Will Not Boot from a SCSI Disk Drive If both SCSI and non SCSI disk drives are installed in...

Page 13: ...available on the Adaptec BBS Interactive Fax System at 408 957 7150 available 24 hours a day 7 days a week Technical and Product Support For technical support and information about many of Adaptec s...

Page 14: ...t and receiver Connect the equipment to an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio television technician for help Use a sh...

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