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       # UNIDENTIFIED
       
          12MHZ 286 TURBO
       
          Processor         80286 (exact location unidentified)          
          Processor Speed   10/12MHz                                     
          Chip Set          VLSI                                         
          Max. Onboard DRAM 4MB                                          
          Cache             None                                         
          BIOS              AMI/Award/Phoenix                            
          Dimensions        330mm x 218mm                                
          I/O Options       None                                         
          NPU Options       80287(exact location unidentified)           
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Speaker        |   J23    | Reset switch        |   CN23   |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |   CN20   | Power LED & keylock |   CN24   |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |   CN22   |                     |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper  | Position  |
          |--------------------------------------+---------+-----------|
          |   | Monitor type select color        |   J3    |  Closed   |
          |---+----------------------------------+---------+-----------|
          |   | Monitor type select monochrome   |   J3    |   Open    |
          |---+----------------------------------+---------+-----------|
          |   | Wait state select 0 wait states  |   J4    |  Closed   |
          |---+----------------------------------+---------+-----------|
          |   | Wait state select 1 wait state   |   J4    |   Open    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |  Bank 0   | Bank 0A  | Bank 0B | Bank 1  | Bank 1A |
          |-------+-----------+----------+---------+---------+---------|
          | 512KB | (8) 41256 |   NONE   |  NONE   |   (8)   |  NONE   |
          |       |           |          |         |  41256  |         |
          |-------+-----------+----------+---------+---------+---------|
          | 512KB |   NONE    |   (2)    |  NONE   |  NONE   |   (2)   |
          |       |           |  44256   |         |         |  44256  |
          |-------+-----------+----------+---------+---------+---------|
          | 640KB | (8) 41256 |   NONE   |  NONE   |   (8)   |  NONE   |
          |       |           |          |         |  41256  |         |
          |-------+-----------+----------+---------+---------+---------|
          | 640KB |   NONE    |   (2)    |  NONE   |  NONE   |   (2)   |
          |       |           |  44256   |         |         |  44256  |
          |-------+-----------+----------+---------+---------+---------|
          |  1MB  | (8) 41256 |   NONE   |  NONE   |   (8)   |  NONE   |
          |       |           |          |         |  41256  |         |
          |-------+-----------+----------+---------+---------+---------|
          |  1MB  |   NONE    |   (2)    |  NONE   |  NONE   |   (2)   |
          |       |           |  44256   |         |         |  44256  |
          |-------+-----------+----------+---------+---------+---------|
          |  2MB  |    (9)    |   NONE   |  NONE   |   (9)   |  NONE   |
          |       |  411000   |          |         | 411000  |         |
          |-------+-----------+----------+---------+---------+---------|
          |  4MB  |    (9)    |   NONE   |  NONE   |   (9)   |  NONE   |
          |       |  411000   |          |         | 411000  |         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size  | Bank 1B |  Bank 2  | Bank 2A  |  Bank 3  | Bank 3A |
          |-------+---------+----------+----------+----------+---------|
          | 512KB |  NONE   |   NONE   |   NONE   |   NONE   |  NONE   |
          |-------+---------+----------+----------+----------+---------|
          | 512KB |  NONE   |   NONE   |   NONE   |   NONE   |  NONE   |
          |-------+---------+----------+----------+----------+---------|
          | 640KB |  NONE   | (8) 4164 |   NONE   | (8) 4164 |  NONE   |
          |-------+---------+----------+----------+----------+---------|
          | 640KB |  NONE   |   NONE   | (2) 4464 |   NONE   |   (2)   |
          |       |         |          |          |          |  4464   |
          |-------+---------+----------+----------+----------+---------|
          |  1MB  |  NONE   |   (8)    |   NONE   |   (8)    |  NONE   |
          |       |         |  41256   |          |  41256   |         |
          |-------+---------+----------+----------+----------+---------|
          |  1MB  |  NONE   |   NONE   |   (2)    |   NONE   |   (2)   |
          |       |         |          |  44256   |          |  44256  |
          |-------+---------+----------+----------+----------+---------|
          |  2MB  |  NONE   |   NONE   |   NONE   |   NONE   |  NONE   |
          |-------+---------+----------+----------+----------+---------|
          |  4MB  |  NONE   |   (9)    |   NONE   |   (9)    |  NONE   |
          |       |         |  411000  |          |  411000  |         |
          |------------------------------------------------------------|
          | Note: See table below for parity configuration.            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM PARITY CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Size  |    P 0     |    P 1     |    P 2     |    P 3     |
          |--------+------------+------------+------------+------------|
          | 512KB  | (1) 41256  | (1) 41256  |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          | 512KB  |    NONE    |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          | 640KB  | (1) 41256  | (1) 41256  |  (1) 4164  |  (1) 4164  |
          |--------+------------+------------+------------+------------|
          | 640KB  |    NONE    |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  1MB   | (1) 41256  | (1) 41256  | (1) 41256  | (1) 41256  |
          |--------+------------+------------+------------+------------|
          |  1MB   |    NONE    |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  2MB   |    NONE    |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  4MB   |    NONE    |    NONE    |    NONE    |    NONE    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (SIMM)                  |
          |------------------------------------------------------------|
          |       Size       |      Bank 0B       |      Bank 1B       |
          |------------------+--------------------+--------------------|
          |      512KB       |    (2) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       1MB        |    (2) 256K x 9    |    (2) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       2MB        |     (2) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       4MB        |     (2) 1M x 9     |     (2) 1M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |     Size     |      J6       |      J7      |      J8      |
          |--------------+---------------+--------------+--------------|
          |    512KB     |    Closed     |    Closed    |    Closed    |
          |--------------+---------------+--------------+--------------|
          |    640KB     |    Closed     |    Closed    |     Open     |
          |--------------+---------------+--------------+--------------|
          |     1MB      |    Closed     |     Open     |    Closed    |
          |--------------+---------------+--------------+--------------|
          |     2MB      |    Closed     |     Open     |     Open     |
          |--------------+---------------+--------------+--------------|
          |     4MB      |     Open      |    Closed    |    Closed    |
          +------------------------------------------------------------+