SHUTTLE COMPUTER INTERNATIONAL, INC.
====================================

   HOT-523

   Processor    Pentium                                           
   Processor    60/66MHz                                          
   Speed        
   Chip Set     OPTI                                              
   Max. Onboard 128MB                                             
   DRAM         
   Cache        64/128/256/512KB                                  
   BIOS         Award                                             
   Dimensions   330mm x 220mm                                     
   I/O Options  32-bit VESA local bus slots (2), 32-bit PCI slots 
                (3)                                               
   NPU Options  None                                              

<gopher://bitreich.org/I/th99/m/S-T/32637-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | External battery |    J1    | SCSI read/write   |  LED 1   |
   |                  |          | connector         |          |
   |------------------+----------+-------------------+----------|
   | SCSI connector   |    J9    | 32-bit PCI slots  |  PCI1 -  |
   |                  |          |                   |   PCI3   |
   |------------------+----------+-------------------+----------|
   | Power LED &      |   J18    | Reset switch      |    S2    |
   | keylock          |          |                   |          |
   |------------------+----------+-------------------+----------|
   | Speaker          |   JP27   | 32-bit VESA local |  SL1 -   |
   |                  |          | bus slots         |   SL2    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Jumper | Position |
   |----------------------------------------+--------+----------|
   |>> | Monitor type select color          |  JP1   |  Closed  |
   |---+------------------------------------+--------+----------|
   |   | Monitor type select monochrome     |  JP1   |   Open   |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP3   |   N/A    |
   |---+------------------------------------+--------+----------|
   |>> | Back-to-Back I/O cycle select fast |  JP9   |   Open   |
   |---+------------------------------------+--------+----------|
   |   | Back-to-Back I/O cycle select slow |  JP9   |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | LDEV# type select end of first T2  |  JP10  |   Open   |
   |---+------------------------------------+--------+----------|
   |   | LDEV# type select end of second T2 |  JP10  |  Closed  |
   |---+------------------------------------+--------+----------|
   |>> | Factory configured - do not alter  |  JP12  |   N/A    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       2MB        |   (2) 256K x 36    |        NONE        |
   |------------------+--------------------+--------------------|
   |       4MB        |   (2) 512K x 36    |        NONE        |
   |------------------+--------------------+--------------------|
   |       4MB        |   (2) 256K x 36    |   (2) 256K x 36    |
   |------------------+--------------------+--------------------|
   |       6MB        |   (2) 256K x 36    |   (2) 512K x 36    |
   |------------------+--------------------+--------------------|
   |       8MB        |    (2) 1M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       8MB        |   (2) 512K x 36    |   (2) 512K x 36    |
   |------------------+--------------------+--------------------|
   |       10MB       |   (2) 256K x 36    |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       12MB       |   (2) 512K x 36    |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 2M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
   |------------------+--------------------+--------------------|
   |       18MB       |   (2) 256K x 36    |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       20MB       |   (2) 512K x 36    |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       24MB       |    (2) 1M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 4M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
   |------------------+--------------------+--------------------|
   |       40MB       |    (2) 1M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       48MB       |    (2) 2M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 8M x 36     |        NONE        |
   |------------------+--------------------+--------------------|
   |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       72MB       |    (2) 1M x 36     |    (2) 8M x 36     |
   |------------------+--------------------+--------------------|
   |       80MB       |    (2) 2M x 36     |    (2) 8M x 36     |
   |------------------+--------------------+--------------------|
   |       96MB       |    (2) 4M x 36     |    (2) 8M x 36     |
   |------------------+--------------------+--------------------|
   |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  |   Bank 0    |   Bank 1   |    TAG0    |    TAG1    |
   |-------+-------------+------------+------------+------------|
   | 64KB  | (8) 8K x 8  |    NONE    | (1) 8K x 8 | (1) 8K x 8 |
   |-------+-------------+------------+------------+------------|
   | 128KB | (8) 8K x 8  | (8) 8K x 8 | (1) 8K x 8 | (1) 8K x 8 |
   |-------+-------------+------------+------------+------------|
   | 256KB | (8) 32K x 8 |    NONE    | (1) 8K x 8 | (1) 8K x 8 |
   |-------+-------------+------------+------------+------------|
   | 512KB | (8) 32K x 8 | (8) 32K x  | (1) 8K x 8 | (1) 8K x 8 |
   |       |             |     8      |            |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |  Size  |  JP21  | JP22  | JP23  |  JP24  |  JP25  |  JP26  |
   |--------+--------+-------+-------+--------+--------+--------|
   |  64KB  | 1 & 2  | 1 & 2 | 1 & 2 |  Open  |  Open  |  Open  |
   |--------+--------+-------+-------+--------+--------+--------|
   | 128KB  | 2 & 3  | 2 & 3 | 2 & 3 |  Open  |  Open  | Closed |
   |--------+--------+-------+-------+--------+--------+--------|
   | 256KB  | 1 & 2  | 1 & 2 | 1 & 2 |  Open  | Closed | Closed |
   |--------+--------+-------+-------+--------+--------+--------|
   | 512KB  | 2 & 3  | 2 & 3 | 2 & 3 | Closed | Closed | Closed |
   |------------------------------------------------------------|
   | Note: Pins designated should be in closed position.        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |           Speed            |             JP13              |
   |----------------------------+-------------------------------|
   |           60MHz            |       pins 3 & 4 closed       |
   |----------------------------+-------------------------------|
   |           66MHz            |   pins 1 & 2, 5 & 6 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 AT BUS CLOCK CONFIGURATION                 |
   |------------------------------------------------------------|
   |        Type        |        JP7         |       JP8        |
   |--------------------+--------------------+------------------|
   |       LCLK/2       |        Open        |       Open       |
   |--------------------+--------------------+------------------|
   |       LCLK/3       |        Open        |      Closed      |
   |--------------------+--------------------+------------------|
   |       LCLK/4       |       Closed       |       Open       |
   |--------------------+--------------------+------------------|
   |       LCLK/5       |       Closed       |      Closed      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     LCLK CONFIGURATION                     |
   |------------------------------------------------------------|
   | Setting  |    U54     |  JP11  |     JP19     |    JP20    |
   |----------+------------+--------+--------------+------------|
   | External | Installed  | Closed |  pins 1 & 2  | pins 1 & 2 |
   |          |            |        |    closed    |   closed   |
   |----------+------------+--------+--------------+------------|
   | Internal |    Not     |  Open  |  pine 2 & 3  | pins 2 & 3 |
   |          | Installed  |        |    closed    |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               VESA WAIT STATE CONFIGURATION                |
   |------------------------------------------------------------|
   |          Wait states          |            JP15            |
   |-------------------------------+----------------------------|
   |         0 wait states         |            Open            |
   |-------------------------------+----------------------------|
   |         1 wait state          |           Closed           |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  BUS SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |           CPU speed           |            JP16            |
   |-------------------------------+----------------------------|
   |           <= 33MHz            |            Open            |
   |-------------------------------+----------------------------|
   |            > 33MHz            |           Closed           |
   +------------------------------------------------------------+