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Display error occurs Check that the cable connecting the external monitor
to the computer or port replicator is attached firmly
and that the port replicator is securely connected to
the computer.
Run the diagnostic test program.
If problems persist, contact your dealer.
Expanded Memory
Refer also to Chapter 9, Memory, and to your MS-DOS documentation.
Problem Procedure
Programs requiring LIM-EMS expanded
memory
Check the verison of EMM386.EXE required by your
software. Make sure the version you are using is
compatible with your applications.
Make sure you have sufficient memory to run your
program. For more information, see Chapter 9,
Memory.
Your CONFIG.SYS file must be in your root
directory and must include:
device=c:\dos\himem.sys
device=c:\dos\emm386.exe
EMM386.EXE automatically tests expanded memory
each time you start your computer. Check for any
error messages displayed during system start-up.
Run the diagnostic test program. The memory test
automatically checks expanded memory.
If problems persist, contact your dealer.
Diagnostic Test
The diagnostic test program checks system components to help you determine the cause of
the computer’s problem.
Executing the Diagnostic Test Program
To start the diagnostics, follow these steps:
1. Check all cables for loose connections.