    AST RESEARCH, INC.	TECHNICAL BULLETIN #1268	8-15-95

    ASCENTIA 900N USING COLORADO TAPE BACKUP FOR OS/2

    PROBLEM:

    When using the Colorado Trakker 250 Parallel Port Tape Backup the error
    message “Interrupt not available” is received.  The Tape Backup software
    being used is OS/2 Backup version 1.10 from Colorado Memory Systems.

    The DOS version of the tape backup software version 4.01 works fine.

    CAUSE:

    There is a compatibility problem with the software.

    SOLUTION:

    Customers experiencing the above problem should contact Colorado Memory
    Systems Customer Service at (970) 635-1500 to obtain an upgrade of the
    latest software version of OS/2 Backup.