PINE TECHNOLOGY
===============

   PT-426V/PT-426i/PT-602A

   Processor         80486SX/80487SX/80486DX/ODP486SX/80486DX2    
   Processor Speed   25/33/40/50(internal)/50/66(internal)MHz     
   Chip Set          UMC                                          
   Max. Onboard DRAM 32MB                                         
   Cache             64/128/256KB                                 
   BIOS              AMI                                          
   Dimensions        220mm x 250mm                                
   I/O Options       32-bit VESA local bus slots (2)              
   NPU Options       None                                         

<gopher://bitreich.org/I/th99/m/P-R/31441-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | External battery |    J1    | Reset switch      |    J5    |
   |------------------+----------+-------------------+----------|
   | Speaker          |    J2    | External battery  |    J6    |
   |------------------+----------+-------------------+----------|
   | Turbo switch     |    J3    | 32-bit VESA Local |  SL1 &   |
   |                  |          | bus slots         |   SL2    |
   |------------------+----------+-------------------+----------|
   | Turbo LED        |    J4    |                   |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper  | Position  |
   |--------------------------------------+---------+-----------|
   |>> | Monitor select type monochrome   |   W1    |   Open    |
   |---+----------------------------------+---------+-----------|
   |   | Monitor select type color        |   W1    |  Closed   |
   |---+----------------------------------+---------+-----------|
   |>> | Factory configured do not alter  |   W14   |    N/A    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       1MB        |    (4) 256 x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       2MB        |    (4) 256 x 9     |    (4) 256 x 9     |
   |------------------+--------------------+--------------------|
   |       4MB        |     (4) 1M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       5MB        |    (4) 256 x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       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     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    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 JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |  Size   |     W6     |     W7     |     W8     |    W9     |
   |---------+------------+------------+------------+-----------|
   |  64KB   |    Open    |    Open    |    Open    |   Open    |
   |---------+------------+------------+------------+-----------|
   |  128KB  |    Open    |   Closed   |    Open    |  Closed   |
   |---------+------------+------------+------------+-----------|
   |  256KB  |   Closed   |   Closed   |   Closed   |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |           CACHE JUMPER CONFIGURATION (CONTINUED)           |
   |------------------------------------------------------------|
   | Size  |     W10     |    W11     |    W12     |    W13     |
   |-------+-------------+------------+------------+------------|
   | 64KB  | pins 1 & 2  |    Open    | pins 1 & 2 | pins 1 & 2 |
   |       |   closed    |            |   closed   |   closed   |
   |-------+-------------+------------+------------+------------|
   | 128KB | pins 2 & 3  | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
   |       |   closed    |   closed   |   closed   |   closed   |
   |-------+-------------+------------+------------+------------|
   | 256KB | pins 1 & 2  | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
   |       |   closed    |   closed   |   closed   |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |     Type      |            W2            |       W3        |
   |---------------+--------------------------+-----------------|
   |    80486SX    |    pins 2 & 3 closed     |      Open       |
   |---------------+--------------------------+-----------------|
   |    80487SX    | pins 1 & 2, 3 & 4 closed |   pins 1 & 2    |
   |---------------+--------------------------+-----------------|
   |    80486DX    | pins 1 & 2, 3 & 4 closed |   pins 2 & 3    |
   |---------------+--------------------------+-----------------|
   |   ODP486SX    | pins 1 & 2, 3 & 4 closed |   pins 1 & 2    |
   |---------------+--------------------------+-----------------|
   |   80486DX2    | pins 1 & 2, 3 & 4 closed |   pins 2 & 3    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |          VESA WAIT STATE/BUS SPEED CONFIGURATION           |
   |------------------------------------------------------------|
   |   CPU speed   |  Wait states  |      W4      |     W5      |
   |---------------+---------------+--------------+-------------|
   |    < 33MHz    | 0 wait states |     Open     |    Open     |
   |---------------+---------------+--------------+-------------|
   |    > 33MHz    | 1 wait state  |    Closed    |   Closed    |
   +------------------------------------------------------------+