Adaptec 3940AUW Installation Guide - Page 8
Completing the Installation
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or on jumper J8 if the second computer is connected to SCSI Channel B. This feature works only when one computer is turned off, and the other computer connected to the same SCSI bus accesses the disk drives and other SCSI devices on the bus. Setting SCSI IDs You must assign a different SCSI ID to each device on the SCSI bus connected to the AHA-3940AU/AUW host adapter. See your SCSI device documentation to learn how to determine the ID and change it. s ID 7 is the default SCSI ID for the host adapter on both SCSI Channels A and B. You can change the ID(s) in SCSISelect, if necessary. See Configuring the Host Adapter on page 8. s SCSI devices connected to an AHA-3940AU can have IDs from 0 to 7. SCSI devices connected to an AHA-3940AUW can have IDs from 0 to 15. (The host adapter itself uses one SCSI ID on each channel.) s The SCSI IDs on one SCSI channel do not interfere with the IDs on another SCSI channel. s If you have two host adapters connected to the same SCSI bus, be sure to assign them different SCSI IDs, preferably IDs 7 and 6. 6 Completing the Installation 1 Put the computer cover back on the computer, following the directions in the documentation. 2 Be sure all power switches are OFF, then reconnect power cables to your computer. 3 Turn ON the power for the computer and the peripheral device(s). 4 If your system CMOS Setup requires you to enable PCI bus parameters, do so now. Refer to your computer documentation. 7 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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