    AST RESEARCH, INC.           TECHNICAL BULLETIN # 1305           9-21-95

                  PREMMIA LOCKS UP RUNNING AUTOCAD REL. 12

    REFERENCE:  PR #000748RN

    PROBLEM
    Premmia system may intermittently lock up when editing Autocad R12
    drawings across a network.

    CAUSE
    ATI Mach32 Autocad video drivers v1.2 do not support Autocad R12.

    SOLUTION
    Update ATI Mach32 Autocad video drivers to version 2.6 or higher.

    Files 375310.EXE and 375311.EXE can be found on AST's BBS (817) 230-6850
    for 2400 Baud, 9600, 14.4k, and 28.8k bps, in the "Systems" file area.

    SYSTEMS AFFECTED
    AST PART NUMBER AND DESCRIPTION

    501126-XXX          Premmia 4/33S
    501127-XXX          Premmia 4/33
    501128-XXX          Premmia 4/50D
    501129-XXX          Premmia 4/66D
    501130-XXX          Premmia 5/66