CACHE COMPUTERS, INC.
=====================

   CACHE 486 MINI (Model 348)

   Processor             80486SX/80487SX/80486DX/80486DX2         
   Processor Speed       25/33/50(internal)/66(internal)MHz       
   Chip Set              OPTI                                     
   Max. Onboard DRAM     32MB                                     
   Cache                 64/128/256KB                             
   BIOS                  AMI                                      
   Dimensions            330mm x 218mm                            
   I/O Options           Auxiliary keyboard connector             
   NPU Options           4167                                     

<gopher://bitreich.org/I/th99/m/C-D/30741-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | External battery    |   BAT    | Reset switch   |   RST    |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   KEY    | Speaker        |   SPK    |
   |---------------------+----------+----------------+----------|
   | Auxiliary keyboard  |   KB2    | Turbo switch   |   TSW    |
   |---------------------+----------+----------------+----------|
   | Turbo LED           |   LED    |                |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper  | Position  |
   |--------------------------------------+---------+-----------|
   |>> | Monitor type select color        |   J7    |  Closed   |
   |---+----------------------------------+---------+-----------|
   |   | Monitor type select monochrome   |   J7    |   Open    |
   |---+----------------------------------+---------+-----------|
   |>> | CMOS memory normal operation     |   W1    |   Open    |
   |---+----------------------------------+---------+-----------|
   |   | CMOS memory clear                |   W1    |  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        |
   |------------------+--------------------+--------------------|
   |       5MB        |     (4) 1M x 9     |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       17MB       |     (4) 4M x 9     |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (2) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (2) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (2) 16K x 4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  |     W2      |     W3     |     W6     |     W7     |
   |-------+-------------+------------+------------+------------|
   | 64KB  | pins 1 & 2  | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 |
   |       |   closed    |   closed   |   closed   |   closed   |
   |-------+-------------+------------+------------+------------|
   | 128KB | pins 1 & 2  | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
   |       |   closed    |   closed   |   closed   |   closed   |
   |-------+-------------+------------+------------+------------|
   | 256KB | pins 2 & 3  | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
   |       |   closed    |   closed   |   closed   |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |    Type    |            W8            |         W9         |
   |------------+--------------------------+--------------------|
   |  80486SX   |    pins 2 & 3 closed     |        Open        |
   |------------+--------------------------+--------------------|
   |  80487SX   | pins 1 & 2, 3 & 4 closed | pins 2 & 3 closed  |
   |------------+--------------------------+--------------------|
   |  80486DX   | pins 1 & 2, 3 & 4 closed | pins 1 & 2 closed  |
   |------------+--------------------------+--------------------|
   |  80486DX2  | pins 1 & 2, 3 & 4 closed | pins 1 & 2 closed  |
   +------------------------------------------------------------+