(TXT) View Source
       
       # MITAC INTERNATIONAL CORPORATION
       
          IH 4125
       
          Processor             80486SX/80486DX                          
          Processor Speed       16/20/25/33MHz                           
          Chip Set              ETEQ                                     
          Max. Onboard DRAM     32MB                                     
          Cache                 None                                     
          BIOS                  AMI                                      
          Dimensions            240mm x 220mm                            
          I/O Options           None                                     
          NPU Options           None                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Reset switch   |    J1    | Power LED & keylock |    J4    |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |    J2    | Speaker             |    J5    |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |    J3    | External battery    |   JP1    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              | Jumper |   Position   |
          |------------------------------------+--------+--------------|
          | » | Battery type select internal   |  JP2   |    Closed    |
          |---+--------------------------------+--------+--------------|
          |   | Battery type select external   |  JP2   |     Open     |
          |---+--------------------------------+--------+--------------|
          | » | Monitor type select color      |  JP4   |    Closed    |
          |---+--------------------------------+--------+--------------|
          |   | Monitor type select monochrome |  JP4   |     Open     |
          |---+--------------------------------+--------+--------------|
          | » | Clock phase select dual        |  JP7   |    Closed    |
          |---+--------------------------------+--------+--------------|
          |   | Clock phase select single      |  JP7   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          | » | Clock source select OSC1       |  JP8   |    Closed    |
          |---+--------------------------------+--------+--------------|
          |   | Clock source select OSC2       |  JP8   |  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        |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |     Type     |    JP11    |    JP12    |       JP13        |
          |--------------+------------+------------+-------------------|
          |   80486SX    |    Open    |    Open    | pins 1 & 2 closed |
          |--------------+------------+------------+-------------------|
          |   80486DX    |   Closed   |   Closed   | pins 2 & 3 closed |
          +------------------------------------------------------------+