BEK-TRONIC TECHNOLOGY, INC.
===========================

   BEK-3739

   Processor         80386DX/CX486DLC                             
   Processor Speed   25/33/40MHz                                  
   Chip Set          OPTI                                         
   Max. Onboard DRAM 32MB                                         
   Cache             128KB                                        
   BIOS              AMI                                          
   Dimensions        220mm x 170mm                                
   I/O Options       None                                         
   NPU Options       80387DX                                      

<gopher://bitreich.org/I/th99/m/A-B/32657-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | External battery    |    J2    | Turbo switch   |   JP5    |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   J16    | Turbo LED      |   JP6    |
   |---------------------+----------+----------------+----------|
   | Speaker             |   JP4    | Reset switch   |    S1    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | CMOS memory normal operation     |  JP1   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | CMOS memory clear                |  JP1   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select color        |  JP2   |   Closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select monochrome   |  JP2   |    Open    |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP10  |    N/A     |
   |   | alter                            |        |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     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) 1M x 9     |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       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     |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |        TAG         |
   |------------------+--------------------+--------------------|
   |      128KB       |    (4) 32K x 8     |     (1) 8K x 8     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |    Speed     |      JP7      |     JP8      |     JP9      |
   |--------------+---------------+--------------+--------------|
   |    25MHz     |     Open      |     Open     |    Closed    |
   |--------------+---------------+--------------+--------------|
   |    33MHz     |     Open      |    Closed    |    Closed    |
   |--------------+---------------+--------------+--------------|
   |    40MHz     |    Closed     |     Open     |     Open     |
   +------------------------------------------------------------+