(TXT) View Source
       
       # COMPUADD, INC.
       
          386 SERIES MODELS 320/325
       
          Processor    80386DX                                           
          Processor    20/25MHz                                          
          Speed        
          Chip Set     Unidentified                                      
          Max. Onboard 16MB (on external memory card)                    
          DRAM         
          Cache        32KB (exact location unidentified)                
          BIOS         Unidentified                                      
          Dimensions   330mm x 218mm                                     
          I/O Options  32-bit external memory card, IDE interface,       
                       serial ports (2), parallel port                   
          NPU Options  80387DX                                           
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Speaker           |    J1    | IDE interface    |   J15    |
          |                   |          | LED              |          |
          |-------------------+----------+------------------+----------|
          | Power LED &       |    J4    | Reset switch     |   J24    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | External battery  |    J7    | 32-bit external  |   SL1    |
          |                   |          | memory card      |          |
          |-------------------+----------+------------------+----------|
          | IDE interface     |    J8    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Monitor type select color |      J3       |   Closed   |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |      J3       |    Open    |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          | » | Cache enabled             |      J6       |   Closed   |
          |---+---------------------------+---------------+------------|
          |   | Cache disabled            |      J6       |    Open    |
          |---+---------------------------+---------------+------------|
          | » | IDE active high reset     |      J9       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | IDE active low reset      |      J9       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | IDE interface enabled     |      J10      |   Closed   |
          |---+---------------------------+---------------+------------|
          |   | IDE interface disabled    |      J10      |    Open    |
          |---+---------------------------+---------------+------------|
          | » | Cache enabled             |      J14      | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Cache disabled            |      J14      | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Serial port 1 enabled     |     SW1/1     |     On     |
          |   | (IRQ4)                    |               |            |
          |---+---------------------------+---------------+------------|
          |   | Serial port 1 disabled    |     SW1/1     |    Off     |
          |   | (IRQ4)                    |               |            |
          |---+---------------------------+---------------+------------|
          | » | Serial port 2 enabled     |     SW1/2     |     On     |
          |   | (IRQ3)                    |               |            |
          |---+---------------------------+---------------+------------|
          |   | Serial port 2 disabled    |     SW1/2     |    Off     |
          |   | (IRQ3)                    |               |            |
          |---+---------------------------+---------------+------------|
          | » | Parallel port enabled     |     SW1/3     |     On     |
          |---+---------------------------+---------------+------------|
          |   | Parallel port disabled    |     SW1/3     |    Off     |
          |---+---------------------------+---------------+------------|
          | » | Parallel port IRQ select  |     SW1/4     |     On     |
          |   | IRQ7                      |               |            |
          |---+---------------------------+---------------+------------|
          |   | Parallel port IRQ select  |     SW1/4     |    Off     |
          |   | IRQ5                      |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/5     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW1/6     |    Off     |
          |   | not alter                 |               |            |
          |------------------------------------------------------------|
          | Note : On some revisions, switch SW1 may be a 4-position   |
          | switch.                                                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Note: The location and configuration of the cache is       |
          | unidentified.                                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     NPU CONFIGURATION                      |
          |------------------------------------------------------------|
          |      Setting       |        J12        |        J13        |
          |--------------------+-------------------+-------------------|
          | NPU not installed  |      Closed       |       Open        |
          |--------------------+-------------------+-------------------|
          |   NPU installed    |       Open        |      Closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     BIOS CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |              J5               |
          |----------------------------+-------------------------------|
          |           27128            |   pins 1 & 8, 2 & 7 closed    |
          |----------------------------+-------------------------------|
          |           27256            |   pins 3 & 6, 4 & 5 closed    |
          +------------------------------------------------------------+
       
 (IMG) IMG 2
          
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                | Switch | Position |
          |----------------------------------------+--------+----------|
          | » | Memory between 512KB & 640KB       | SW1/5  |    On    |
          |   | enabled                            |        |          |
          |---+------------------------------------+--------+----------|
          |   | Memory between 512KB & 640KB       | SW1/5  |   Off    |
          |   | disabled                           |        |          |
          |---+------------------------------------+--------+----------|
          | » | Memory between 256KB & 512KB       | SW1/6  |    On    |
          |   | enabled                            |        |          |
          |---+------------------------------------+--------+----------|
          |   | Memory between 256KB & 512KB       | SW1/6  |   Off    |
          |   | disabled                           |        |          |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  | SW1/7  |   Off    |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  | SW1/8  |   Off    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (4) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (4) 256K x  | (4) 256K x  |    NONE    |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 3MB  | (4) 256K x  | (4) 256K x  | (4) 256K x |    NONE    |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 256K x |
          |      |      9      |      9      |     9      |     9      |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 1M x 9  |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (4) 1M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 12MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 16MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |   Size    |   SW1/1    |   SW1/2   |   SW1/3   |   SW1/4   |
          |-----------+------------+-----------+-----------+-----------|
          |    1MB    |    Off     |    Off    |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |    2MB    |     On     |    Off    |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |    3MB    |     On     |    On     |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |    4MB    |     On     |    On     |    On     |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |    4MB    |    Off     |    Off    |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    8MB    |     On     |    Off    |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |   12MB    |     On     |    On     |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |   16MB    |     On     |    On     |    On     |    On     |
          +------------------------------------------------------------+