(TXT) View Source
       
       # ZENTECH CORPORATION
       
          ZEN-160B
       
          Processor         80286                                        
          Processor Speed   6/12MHz                                      
          Chip Set          Suntac                                       
          Max. onboard DRAM 4MB                                          
          Cache             None                                         
          BIOS              Unknown                                      
          Dimensions        330mm x 218mm                                
          I/O Options       None                                         
          NPU Options       80287                                        
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Turbo Switch   |   JP4    | Speaker             |   J19    |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |   JP5    | Power LED & keylock |   J20    |
          |----------------+----------+---------------------+----------|
          | Reset switch   |   JP6    | External battery    |   J21    |
          |------------------------------------------------------------|
          | Note:Locations of connectors may vary per system board.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Factory configured - do   |      JP2      |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      JP7      |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Wait state select 0 wait  |     JP10      |    Open    |
          |   | states                    |               |            |
          |---+---------------------------+---------------+------------|
          |   | Wait state select 1 wait  |     JP10      |   Closed   |
          |   | state                     |               |            |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select color |      C/M      | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |      C/M      | pins 1 & 2 |
          |   | monochrome                |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   | SW1/switch 1  |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   | SW1/switch 2  |     On     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | EMS port address select   | SW1/switch 4  |     On     |
          |   | OE8h                      |               |            |
          |---+---------------------------+---------------+------------|
          |   | EMS port address select   | SW1/switch 4  |    Off     |
          |   | O98h                      |               |            |
          |------------------------------------------------------------|
          | Note:Jumper and switch locations may vary per system       |
          | board.                                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |Size |Base | EMS  |  Bank 0   |  Bank 1   |SW1/6|SW1/7|SW1/8|
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          |512KB|512KB| 0KB  |(18) 41256 |   NONE    | On  | On  | On  |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          |640KB|640KB| OKB  |(18) 41256 | (18) 4164 | On  | Off | On  |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 1MB | 1MB | OKB  |(18) 41256 |(18) 41256 | On  | Off | On  |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 1MB |640KB|384KB |(18) 41256 |(18) 41256 | Off | Off | On  |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 2MB | 2MB | 0KB  |(18) 411000|   NONE    | On  | On  | Off |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 2MB |640KB|1408KB|(18) 411000|   NONE    | Off | On  | Off |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 4MB | 4MB | 0KB  |(18) 411000|(18) 411000| On  | Off | Off |
          |-----+-----+------+-----------+-----------+-----+-----+-----|
          | 5MB |640KB|3456KB|(18) 411000|(18) 411000| Off | Off | Off |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BIOS TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |       Type       |        JP9         |    SW1/switch 5    |
          |------------------+--------------------+--------------------|
          |      27128       |     pins 2 & 3     |     pins 2 & 3     |
          |------------------+--------------------+--------------------|
          |      27256       |     pins 1 & 2     |     pins 1 & 2     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                I/O WAIT STATE CONFIGURATION                |
          |------------------------------------------------------------|
          |       Wait state        |        JP3        | SW1/switch 3 |
          |-------------------------+-------------------+--------------|
          |            4            | pins 2 & 3 closed |      On      |
          |-------------------------+-------------------+--------------|
          |            6            | pins 2 & 3 closed |     Off      |
          |-------------------------+-------------------+--------------|
          |    Synchronous with     | pins 1 & 2 closed |     N/A      |
          |     external clock      |                   |              |
          +------------------------------------------------------------+