(TXT) View Source
       
       # ASUS COMPUTER INTERNATIONAL
       
          EISA-486SI
       
          Processor            80486SX/80487SX/80486DX/ODP486SX/80486DX2 
          Processor Speed      20/25/33/50/66(internal)MHz               
          Chip Set             SIS                                       
          Max. Onboard DRAM    128MB                                     
          Cache                64/128/256KB                              
          BIOS                 Award                                     
          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   |
          |-------------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP1   |   Closed    |
          |    | alter                          |        |             |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP2   | pins 1 & 2  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP3   | pins 2 & 3  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP4   | pins 2 & 3  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP5   | pins 2 & 3  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP6   | pins 1 & 2  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP7   | pins 2 & 3  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | Factory configured - do not    |  JP8   | pins 2 & 3  |
          |    | alter                          |        |   closed    |
          |----+--------------------------------+--------+-------------|
          | »  | CPU speed select <= 33MHz      |  JP9   | pins 1 & 2  |
          |    | (internal)                     |        |   closed    |
          |----+--------------------------------+--------+-------------|
          |    | CPU speed select 50MHz         |  JP9   | pins 2 & 3  |
          |    | (internal)                     |        |   closed    |
          |------------------------------------------------------------|
          | Note: Jumpers JP1 - JP8 are absent from revisions 1.2 and  |
          | later.                                                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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 (U39)  | TAG (U40)  |
          |-------+-------------+------------+------------+------------|
          | 64KB  | (4) 8K x 8  | (4) 8K x 8 | (1) 8K x 8 |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 128KB | (4) 32K x 8 |    NONE    | (1) 8K x 8 |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 256KB | (4) 32K x 8 | (4) 32K x  | (1) 8K x 8 | (1) 8K x 8 |
          |       |             |     8      |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CACHE RESISTOR CONFIGURATION                |
          |------------------------------------------------------------|
          |    Size    |   RP1/row 1   |   RP1/row 2   |   RP1/row 3   |
          |------------+---------------+---------------+---------------|
          |    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   |
          +------------------------------------------------------------+