ADVANCED INTEGRATION RESEARCH, INC.
===================================

  486UL

  Processor        80486SX/80487SX/80486DX/ODP486SX/80486DX2
  Processor Speed  20/25/33/50(internal)/50/66(internal)MHz
  Chip Set         UMC
  Max. Onboard     32MB
  DRAM
  Cache            64/128/256KB
  BIOS             AMI/Phoenix
  Dimensions       330mm x 218mm
  I/O Options      32-bit external memory card slot, 32-bit VESA
                   local bus slots (3)
  NPU Options      None

<gopher://bitreich.org/I/th99/m/P-R/31013-1.png>


  +------------------------------------------------------------+
  |                        CONNECTIONS                         |
  |------------------------------------------------------------|
  | Purpose           | Location | Purpose          | Location |
  |-------------------+----------+------------------+----------|
  | External battery  |    J1    | Turbo switch     |    J6    |
  |-------------------+----------+------------------+----------|
  | Power LED &       |    J3    | Turbo LED        |    J7    |
  | keylock           |          |                  |          |
  |-------------------+----------+------------------+----------|
  | Speaker           |    J4    | 32-bit VESA      |  S1-S3   |
  |                   |          | local bus slots  |          |
  |-------------------+----------+------------------+----------|
  | Reset switch      |    J5    | 32-bit external  |   JME1   |
  |                   |          | memory card      |          |
  +------------------------------------------------------------+

  +------------------------------------------------------------+
  |                 USER CONFIGURABLE SETTINGS                 |
  |------------------------------------------------------------|
  |               Function               | Jumper |  Position  |
  |--------------------------------------+--------+------------|
  |>> | Keyboard BIOS speed select 8MHz  |  JO8   | pins 1 & 2 |
  |   |                                  |        |   closed   |
  |---+----------------------------------+--------+------------|
  |   | Keyboard BIOS speed select from  |  JO8   | pins 2 & 3 |
  |   | CPU speed                        |        |   closed   |
  |---+----------------------------------+--------+------------|
  |>> | CMOS memory normal operation     |  JP4   | pins 1 & 2 |
  |   |                                  |        |   closed   |
  |---+----------------------------------+--------+------------|
  |   | CMOS memory clear                |  JP4   | pins 2 & 3 |
  |   |                                  |        |   closed   |
  |---+----------------------------------+--------+------------|
  |>> | Battery type select internal     |  JP8   |   Closed   |
  |---+----------------------------------+--------+------------|
  |   | Battery type select external     |  JP8   |    Open    |
  |---+----------------------------------+--------+------------|
  |>> | Monitor type select color        |  JP10  |   Closed   |
  |---+----------------------------------+--------+------------|
  |   | Monitor type select monochrome   |  JP10  |    Open    |
  +------------------------------------------------------------+

  +------------------------------------------------------------+
  |                     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        |
  |------------------+--------------------+--------------------|
  |       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       |
  |------------------+--------------------+--------------------|
  |       64KB       |     (4) 8K x 8     |     (4) 8K x 8     |
  |------------------+--------------------+--------------------|
  |      128KB       |    (4) 32K x 8     |        NONE        |
  |------------------+--------------------+--------------------|
  |      256KB       |    (4) 32K x 8     |    (4) 32K x 8     |
  +------------------------------------------------------------+

  +------------------------------------------------------------+
  |                 CACHE JUMPER CONFIGURATION                 |
  |------------------------------------------------------------|
  |  Size  |  JP13  |  JP14  |  JP16  |  JP17  | JP18  | JP19  |
  |--------+--------+--------+--------+--------+-------+-------|
  |  64KB  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
  |--------+--------+--------+--------+--------+-------+-------|
  | 128KB  | 2 & 3  | 1 & 2  | 2 & 3  | 1 & 2  | 2 & 3 | 1 & 2 |
  |--------+--------+--------+--------+--------+-------+-------|
  | 256KB  | 1 & 2  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
  |------------------------------------------------------------|
  | Note: Pins designated should be in the closed position.    |
  +------------------------------------------------------------+

  +------------------------------------------------------------+
  |                   CPU TYPE CONFIGURATION                   |
  |------------------------------------------------------------|
  |   Type   |        JP1        |         JP2          | JP3  |
  |----------+-------------------+----------------------+------|
  | 80486SX  |       Open        |  pins 2 & 3 closed   | Open |
  |----------+-------------------+----------------------+------|
  | ODP486SX | pins 2 & 3 closed |  pins 1 & 2, 3 & 4   | Open |
  |          |                   |        closed        |      |
  |----------+-------------------+----------------------+------|
  | 80487SX  | pins 2 & 3 closed |  pins 1 & 2, 3 & 4   | Open |
  |          |                   |        closed        |      |
  |----------+-------------------+----------------------+------|
  | 80486DX  | pins 1 & 2 closed |  pins 1 & 2, 3 & 4   | Open |
  |          |                   |        closed        |      |
  |----------+-------------------+----------------------+------|
  | 80486DX2 | pins 1 & 2 closed |  pins 1 & 2, 3 & 4   | Open |
  |          |                   |        closed        |      |
  +------------------------------------------------------------+

  +------------------------------------------------------------+
  |                  CPU SPEED CONFIGURATION                   |
  |------------------------------------------------------------|
  |  Speed   |   JO3   |   JO4   |   JO5   |   JO6   |  JP23   |
  |----------+---------+---------+---------+---------+---------|
  |  20MHz   | Closed  | Closed  | Closed  |  Open   |  Open   |
  |----------+---------+---------+---------+---------+---------|
  |  25MHz   | Closed  | Closed  |  Open   | Closed  |  Open   |
  |----------+---------+---------+---------+---------+---------|
  |  33MHz   | Closed  |  Open   | Closed  | Closed  |  Open   |
  |----------+---------+---------+---------+---------+---------|
  |  40MHz   |  Open   |  Open   | Closed  |  Open   | Closed  |
  |----------+---------+---------+---------+---------+---------|
  |  50iMHz  | Closed  | Closed  |  Open   | Closed  |  Open   |
  |----------+---------+---------+---------+---------+---------|
  |  50MHz   |  Open   |  Open   |  Open   |  Open   |  Open   |
  |----------+---------+---------+---------+---------+---------|
  |  66iMHz  | Closed  |  Open   | Closed  | Closed  |  Open   |
  +------------------------------------------------------------+

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