    AST RESEARCH, INC.         TECHNICAL BULLETIN #0815                  02-19-93

                   DAC 960 DISK ARRAY CONFIGURATION DOCUMENTATION

    PROBLEM:       The statement on page 5-3 of the Disk Array Configuration
                   Utility guide (AST part number 001646-001 Revision A) reads as
                   follows:

                   "Although channel 0 is represented by four circles, you can
                   access only SCSI IDs 0-2.

    CAUSE:         The above statement is incorrect.

    AFFECTED
    SYSTEMS:       Premium SE and Manhattan.

    SOLUTION:      Follow the correct statement below for the Disk Array
                   Configuration:

                   "Although channel 0 is represented by four circles, you can
                   access only SCSI IDs 0-2 in Netware and SCSI IDs 2-3 in UNIX".

    NOTE:  This information only pertains to connecting tape drives and CD-ROM
           sub-systems to CHANNEL 0 ON THE DAC 960 CONTROLLER.