AST RESEARCH, INC.       TECHNICAL BULLETIN # 1052                   1-17-95




		    BRAVO MT AND INFOEXPRESS VLB EHTERNET ADAPTER


PROBLEM
The Bravo MT P/60 system will lock up when running NETX with InfoExpress VLB 
Ethernet adapter installed.  

CAUSE
The InfoExpress Ethernet adapter is attempting to perform 16-bit transfers on 
the Vesa Local Bus.  This mode is not supported by the Opti chip set in use 
on the motherboard P/N 230598-XXX.  

SYSTEMS AFFECTED 
AST PART NUMBER    DESCRIPTION
	
501424-005        BRAVO MT P/60

SOLUTION: A different network adapter that supports 32-bit transfer rate over 
the Vesa Local Bus must be used.