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AST RESEARCH, INC.        TECHNICAL BULLETIN # 1061                 1-27-95

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			   ASCENTIA 900N AND QEMM 7.5 STEALTH MODE


PROBLEM
The Ascentia 900N system's display may flash with random color patterns, and 
the system may lock-up after pressing <FN> +< F2> to enter System Setup, 
while running QEMM 7.5 in Stealth Mode.

CAUSE
QEMM's Stealth Mode is trying to map memory into an area used by video ROM 
BIOS.

SYSTEMS AFFECTED
PART NUMBER         DESCRIPTION
501299-2XX     ASCENTIA 900N 4/50 CS10
501300-3XX     ASCENTIA 900N 4/50 CT9
501302-2XX     ASCENTIA 900N 4/75 CS10
501304-3XX     ASCENTIA 900N 4/75 CT10

SOLUTION
Add the exclusion statement "XST=C000" to the QEMM line in CONFIG.SYS as 
follows:

DEVICE=C:\QEMM\QEMM386.SYS RAM ST:M XST=C000