MICRO EXPRESS, INC.
===================

   80386-33/40

   Processor             80386DX                                  
   Processor Speed       33/40MHz                                 
   Chip Set              FOREX                                    
   Max. Onboard DRAM     32MB                                     
   Cache                 64/128/256KB                             
   BIOS                  AMI                                      
   Dimensions            330mm x 218mm                            
   I/O Options           None                                     
   NPU Options           80387/3167                               

<gopher://bitreich.org/I/th99/m/M-O/31086-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | External battery    |   JP4    | Turbo switch   |   JP12   |
   |---------------------+----------+----------------+----------|
   | Reset switch        |   JP10   | Speaker        |   JP13   |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   JP11   | Turbo LED      |   JP14   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Jumper | Position |
   |----------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  EM11  |   Open   |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  EM12  |   Open   |
   |---+------------------------------------+--------+----------|
   |>> | Battery type select external       |  JP3   |   Open   |
   |   | 6.0VDC                             |        |          |
   |---+------------------------------------+--------+----------|
   |   | Battery type select external       |  JP3   |  Closed  |
   |   | 3.6VDC                             |        |          |
   |---+------------------------------------+--------+----------|
   |>> | CMOS memory normal operation       |  JP5   |   Open   |
   |---+------------------------------------+--------+----------|
   |   | CMOS memory clear                  |  JP5   |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Monitor type select color          |  JP8   |   Open   |
   |---+------------------------------------+--------+----------|
   |   | Monitor type select monochrome     |  JP8   |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP9   |   Open   |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  | JP101  |   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     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  |   Bank 0    |   Bank 1   | TAG (U38)  | TAG (U39)  |
   |-------+-------------+------------+------------+------------|
   | 64KB  | (4) 8K x 8  | (4) 8K x 8 | (1) 8K x 8 |    NONE    |
   |-------+-------------+------------+------------+------------|
   | 128KB | (4) 32K x 8 |    NONE    | (1) 8K x 8 |    NONE    |
   |-------+-------------+------------+------------+------------|
   | 256KB | (4) 32K x 8 | (4) 32K x  | (1) 8K x 8 | (1) 8K x 8 |
   |       |             |     8      |            |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  |       JP6       |      JP61       |      JP62      |
   |-------+-----------------+-----------------+----------------|
   | 64KB  |   pins 2 & 3    |   pins 1 & 2    |   pins 1 & 2   |
   |       |     closed      |     closed      |     closed     |
   |-------+-----------------+-----------------+----------------|
   | 128KB |   pins 1 & 2    |   pins 1 & 2    |   pins 1 & 2   |
   |       |     closed      |     closed      |     closed     |
   |-------+-----------------+-----------------+----------------|
   | 256KB |   pins 1 & 2    |   pins 2 & 3    |   pins 2 & 3   |
   |       |     closed      |     closed      |     closed     |
   +------------------------------------------------------------+