ELITEGROUP COMPUTER SYSTEMS, INC.
=================================

   AC 486 PQFP

   Processor             80486SX/80487SX/80486DX/80486DX2         
   Processor Speed       16/20/25/33/50(internal)/66(internal)MHz 
   Chip Set              ACC                                      
   Video Chip Set        None                                     
   Maximum Onboard       32MB                                     
   Memory                
   Maximum Video Memory  None                                     
   Cache                 None                                     
   BIOS                  AMI                                      
   Dimensions            254mm x 218mm                            
   I/O Options           None                                     
   NPU Options           None                                     

<gopher://bitreich.org/I/th99/m/E-H/33522-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | External battery |    J1    | Reset switch      |    J4    |
   |------------------+----------+-------------------+----------|
   | Turbo LED        |    J2    | Speaker           |    J5    |
   |------------------+----------+-------------------+----------|
   | Turbo switch     |    J3    | Power LED &       |    J6    |
   |                  |          | keylock           |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Label |   Position    |
   |------------------------------------+-------+---------------|
   |   | Monitor type select color      |  JP2  |  Pins 2 & 3   |
   |   |                                |       |    closed     |
   |---+--------------------------------+-------+---------------|
   |   | Monitor type select monochrome |  JP2  |  Pins 1 & 2   |
   |   |                                |       |    closed     |
   |---+--------------------------------+-------+---------------|
   |   | PQFP CPU disabled              |  JP3  |    Closed     |
   |---+--------------------------------+-------+---------------|
   |   | PQFP CPU enabled               |  JP3  |     Open      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       1MB        |    (4) 256K x 9    |        None        |
   |------------------+--------------------+--------------------|
   |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       4MB        |     (4) 1M x 9     |        None        |
   |------------------+--------------------+--------------------|
   |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        None        |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CPU SPEED SELECTION                     |
   |------------------------------------------------------------|
   |     Speed     |     JP6      |     JP7      |     JP8      |
   |---------------+--------------+--------------+--------------|
   |     16MHz     |    Closed    |    Closed    |    Closed    |
   |---------------+--------------+--------------+--------------|
   |     20MHz     |     Open     |    Closed    |    Closed    |
   |---------------+--------------+--------------+--------------|
   |     25MHz     |    Closed    |     Open     |    Closed    |
   |---------------+--------------+--------------+--------------|
   |     33MHz     |    Closed    |    Closed    |     Open     |
   |---------------+--------------+--------------+--------------|
   |    50iMHz     |    Closed    |     Open     |    Closed    |
   |---------------+--------------+--------------+--------------|
   |    66iMHz     |    Closed    |    Closed    |     Open     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     CPU TYPE SELECTION                     |
   |------------------------------------------------------------|
   |    Type    |           JP4            |        JP5         |
   |------------+--------------------------+--------------------|
   |  80486SX   |    Pins 2 & 3 closed     | Pins 2 & 3 closed  |
   |------------+--------------------------+--------------------|
   |  80487SX   | Pins 1 & 2, 3 & 4 closed | Pins 1 & 2 closed  |
   |------------+--------------------------+--------------------|
   |  80486DX   | Pins 1 & 2, 3 & 4 closed | Pins 3 & 4 closed  |
   |------------+--------------------------+--------------------|
   |  80486DX2  | Pins 1 & 2, 3 & 4 closed | Pins 3 & 4 closed  |
   +------------------------------------------------------------+