(TXT) View Source
       
       # DIAMOND FLOWER, INC.
       
          386SX-16/20/25DN
       
          Processor         80386SX                                      
          Processor Speed   16/20/25MHz                                  
          Chip Set          Diamond Flower                               
          Max. Onboard DRAM 16MB                                         
          Cache             None                                         
          BIOS              AMI                                          
          Dimensions        241mm x 220mm                                
          I/O Options       None                                         
          NPU Options       80387SX                                      
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Keyboard          |    J1    | Speaker          |    J5    |
          | connector         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Reset switch      |    J2    | Power LED &      |    J6    |
          |                   |          | keylock          |          |
          |-------------------+----------+------------------+----------|
          | Turbo switch      |    J3    | External battery |    J9    |
          |-------------------+----------+------------------+----------|
          | Turbo LED         |    J4    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Monitor type select color        |   J7   |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |   J7   |    open    |
          |---+----------------------------------+--------+------------|
          | » | CMOS memory normal operation     |   J8   | pins 1 & 2 |
          |   | (Internal Battery)               |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory normal operation     |   J8   | pins 2 & 3 |
          |   | (External Battery)               |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |   J8   |    Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 512KB | (2) 256K x  |    NONE    |    NONE    |    NONE    |
          |       |      9      |            |            |            |
          |-------+-------------+------------+------------+------------|
          |  1MB  | (2) 256K x  | (2) 256K x |    NONE    |    NONE    |
          |       |      9      |     9      |            |            |
          |-------+-------------+------------+------------+------------|
          |  2MB  | (2) 256K x  | (2) 256K x | (2) 256K x | (2) 256K x |
          |       |      9      |     9      |     9      |     9      |
          |-------+-------------+------------+------------+------------|
          |  2MB  | (2) 1M x 9  |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 2.5MB | (2) 256K x  | (2) 1M x 9 |    NONE    |    NONE    |
          |       |      9      |            |            |            |
          |-------+-------------+------------+------------+------------|
          |  3MB  | (2) 256K x  | (2) 256K x | (2) 1M x 9 |    NONE    |
          |       |      9      |     9      |            |            |
          |-------+-------------+------------+------------+------------|
          |  4MB  | (2) 1M x 9  | (2) 1M x 9 |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 4.5MB | (2) 1M x 9  | (2) 1M x 9 | (2) 256K x |    NONE    |
          |       |             |            |     9      |            |
          |-------+-------------+------------+------------+------------|
          |  5MB  | (2) 256K x  | (2) 256K x | (2) 1M x 9 | (2) 1M x 9 |
          |       |      9      |     9      |            |            |
          |-------+-------------+------------+------------+------------|
          |  6MB  | (2) 1M x 9  | (2) 1M x 9 | (2) 1M x 9 |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (2) 1M x 9  | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (2) 4M x 9  |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 10MB  | (2) 1M x 9  | (2) 4M x 9 |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (2) 4M x 9  | (2) 4M x 9 |    NONE    |    NONE    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 REFRESH TYPE CONFIGURATION                 |
          |------------------------------------------------------------|
          |              Type               |     J9      |    J10     |
          |---------------------------------+-------------+------------|
          | » |    Burst refresh (90 µs)    |   Closed    |    Open    |
          |---+-----------------------------+-------------+------------|
          |   |    Fast refresh (30 µs)     |    Open     |   Closed   |
          |---+-----------------------------+-------------+------------|
          |   |  Standard refresh (15 µs)   |    Open     |    Open    |
          |---+-----------------------------+-------------+------------|
          |   | Fast burst refresh (180 µs) |   Closed    |   Closed   |
          +------------------------------------------------------------+