DOCUMENT:Q150284  20-FEB-2002  [winnt]
TITLE   :File HAL486C.DLL Could Not Be Loaded
PRODUCT :Microsoft Windows NT
PROD/VER::3.51
OPER/SYS:
KEYWORDS:

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The information in this article applies to:

 - Microsoft Windows NT Workstation version 3.51 
 - Microsoft Windows NT Server version 3.51 
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SYMPTOMS
========

During Windows NT 3.51 Setup on a multi-processor computer, if you press F5
during the portion of Setup that displays the following text:

   Setup is inspecting your computer hardware

then this is the list of computer models that appears:

   AST Manhatten SMP
   Compaq SystemPro MultiProcesor or 100% compatible
   Corollary C-bus Architecture
   IBM PS/2 or other Microchannel-based PC
   MPS Uniprocessor PC
   MPS Multiprocessor PC
   NCR System3000 model 3360/3450/3550
   Olivetti LSX5030/40
   Standard PC
   Standard PC With c-step i486
   Wyse series 7000i model 740mp/760mp
   Other

This allows you to select the correct hardware application layer (HAL) for your
computer. If you select the incorrect option, you may get the following
message:

   The file HAL486C.DLL could not be loaded, Error code=4097


WORKAROUND
==========

To work around this problem, either:

 - Install Windows NT using Custom Setup and verify that the computer type is
   identified as an MPS(Multimedia Presentation System) multi-processor personal
   computer.

   - OR -

 - Run WINNT /OX to create a new set of floppy disks and rerun setup for
   automatic hardware detection.


For aditional information, please see the following articles in the Microsoft
Knowldge Base:

Q103933 Windows NT May Use a Different HAL Version for Some 486 CPUs

Q136781 STOP 0x0000005c on Multi-Processor Computer During Setup

Additional query words:

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Keywords          :  
Technology        : kbWinNTsearch kbWinNTWsearch kbWinNT351search kbWinNTW351search kbWinNTW351 kbWinNTSsearch kbWinNTS351 kbWinNTS351search
Version           : :3.51

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