SHUTTLE COMPUTER INTERNATIONAL, INC.
====================================

   HOT-307H

                                                                  
   Processor             80386DX                                  
   Processor Speed       33/40MHz                                 
   Chip Set              OPTI                                     
   Max. Onboard DRAM     32MB                                     
   Cache                 32/64/128/256KB                          
   BIOS                  AMI                                      
   Dimensions            240mm x 220mm                            
   I/O Options           None                                     
   NPU Options           80387/3167                               
                                                                  

<gopher://bitreich.org/I/th99/m/S-T/31004-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose              | Location | Purpose       | Location |
   |----------------------+----------+---------------+----------|
   | External battery     |   CN1    | Turbo LED     |   JP4    |
   |----------------------+----------+---------------+----------|
   | Power LED & keylock  |   J23    | Reset switch  |   SW1    |
   |----------------------+----------+---------------+----------|
   | Speaker              |   J24    | Turbo switch  |   SW2    |
   |------------------------------------------------------------|
   | Note:Board may be supplied with either a PGA or PQFP CPU.  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Jumper |   Position   |
   |------------------------------------+--------+--------------|
   |>> | Monitor type select color      |  JP1   |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | Monitor type select monochrome |  JP1   |     open     |
   |---+--------------------------------+--------+--------------|
   |>> | Bus speed select ATCLK/8       |  JP3   |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | Bus speed select ATCLK/6       |  JP3   |     open     |
   |---+--------------------------------+--------+--------------|
   |>> | CPU speed select 33MHz         |  JP11  |  pins 2 & 3  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | CPU speed select 40MHz         |  JP11  |  pins 1 & 2  |
   |   |                                |        |    closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     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      |
   |------------+---------------+---------------+---------------|
   |    32KB    |  (4) 8K x 8   |     NONE      |  (1) 8K x 8   |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 8K x 8   |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 8K x 8   |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |   Size   |   JP5    |   JP6   |   JP7   |   JP8   |  JP10  |
   |----------+----------+---------+---------+---------+--------|
   |   32KB   |  1 & 2   |  1 & 2  |  1 & 2  |  Open   | 2 & 3  |
   |----------+----------+---------+---------+---------+--------|
   |   64KB   |  2 & 3   |  1 & 2  |  1 & 2  |  Open   | 1 & 2  |
   |----------+----------+---------+---------+---------+--------|
   |  128KB   |  2 & 3   |  1 & 2  |  2 & 3  | Closed  | 1 & 2  |
   |----------+----------+---------+---------+---------+--------|
   |  256KB   |  2 & 3   |  2 & 3  |  2 & 3  | Closed  | 1 & 2  |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+