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       # UNIDENTIFED
       
          OPTI-386
       
          Processor             80386DX                                  
          Processor Speed       25/33MHz                                 
          Chip Set              OPTI                                     
          Max. Onboard DRAM     8MB                                      
          Cache                 64KB                                     
          BIOS                  AMI                                      
          Dimensions            330mm x 218mm                            
          I/O Options           32-bit external memory card slot         
          NPU Options           80387/3167                               
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location | Purpose              | Location |
          |---------------+----------+----------------------+----------|
          | Power LED &   |    J1    | Turbo LED            |    J5    |
          | keylock       |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Speaker       |    J2    | External battery     |    J6    |
          |---------------+----------+----------------------+----------|
          | Reset switch  |    J3    | 32-bit external      |    S1    |
          |               |          | memory card          |          |
          |---------------+----------+----------------------+----------|
          | Turbo switch  |    J4    |                      |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | CPU speed select fast            |   J4   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CPU speed select slow            |   J4   | pins 1 & 2 |
          |   |                                  |        |    open    |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  JP13  |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP13  |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Power good signal detect from    |  JP14  | pins 2 & 3 |
          |   | power supply                     |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Power good signal detect from    |  JP14  | pins 1 & 2 |
          |   | board                            |        |   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     |
          +------------------------------------------------------------+