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       # ASUS COMPUTER INTERNATIONAL
       
          MINI EISA-486AS
       
          Processor          80486SX/80487SX/80486DX/ODP486SX/80486DX2   
          Processor Speed    16/20/25/33/50(internal)/50/66(internal)MHz 
          Chip Set           ASUS                                        
          Max. Onboard DRAM  128MB                                       
          Cache              64/128/256KB                                
          BIOS               AMI                                         
          Dimensions         330mm x 218mm                               
          I/O Options        None                                        
          NPU Options        4167                                        
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Reset switch   |   CON1   | Speaker             |   CON4   |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |   CON2   | Power LED & keylock |   CON5   |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |   CON3   |                     |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Power good signal detect from    |  JP1   | pins 1 & 2 |
          |   | power supply                     |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Power good signal detect from    |  JP1   | pins 2 & 3 |
          |   | board                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP4   | pins 1 & 2 |
          |   | alter                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP5   | pins 1 & 2 |
          |   | alter                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | CPU clock speed select <=33MHz   |  JP9   | pins 1 & 2 |
          |   | (external)                       |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CPU clock speed select 50MHz     |  JP9   | pins 2 & 3 |
          |   | (external)                       |        |   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        |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       64MB       |    (4) 16M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |      128MB       |    (4) 16M x 9     |    (4) 16M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CACHE RESISTOR CONFIGURATION                |
          |------------------------------------------------------------|
          |    Size    |      R1       |      R2       |      R3       |
          |------------+---------------+---------------+---------------|
          |    64KB    |   Installed   | Not installed | Not installed |
          |------------+---------------+---------------+---------------|
          |   128KB    | Not installed |   Installed   | Not installed |
          |------------+---------------+---------------+---------------|
          |   256KB    | Not installed | Not installed |   Installed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type   | SW1/1  | SW1/2  | SW1/3 | SW1/4 | SW1/5 | SW1/6 |
          |----------+--------+--------+-------+-------+-------+-------|
          | 80486SX  |  Off   |  Off   |  Off  |  Off  |  On   |  On   |
          |----------+--------+--------+-------+-------+-------+-------|
          | 80487SX  |  Off   |   On   |  On   |  On   |  Off  |  On   |
          |----------+--------+--------+-------+-------+-------+-------|
          | 80486DX  |   On   |   On   |  On   |  Off  |  Off  |  On   |
          |----------+--------+--------+-------+-------+-------+-------|
          | 80486DX2 |   On   |   On   |  On   |  Off  |  Off  |  On   |
          +------------------------------------------------------------+