SILICON STAR INTERNATIONAL, INC.
================================

   PK5 (REV. 1.1)

   Processor         Pentium                                      
   Processor Speed   90/100/120/133MHz                            
   Chip Set          OPTI                                         
   Max. Onboard DRAM 128MB                                        
   Cache             256/512/1024KB                               
   BIOS              Award                                        
   Dimensions        254mm x 218mm                                
   I/O Options       32-bit PCI slots (3), green PC connector     
   NPU Options       None                                         

<gopher://bitreich.org/I/th99/m/A-B/32747-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose            | Location | Purpose         | Location |
   |--------------------+----------+-----------------+----------|
   | Green PC connector |   JP14   | Reset switch    |   JW4    |
   |--------------------+----------+-----------------+----------|
   | Power LED &        |   JW1    | Turbo LED       |   JW5    |
   | keylock            |          |                 |          |
   |--------------------+----------+-----------------+----------|
   | Speaker            |   JW2    | 32-bit PCI      |  PC1 -   |
   |                    |          | slots           |   PC3    |
   |--------------------+----------+-----------------+----------|
   | Turbo switch       |   JW3    |                 |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Jumper  | Position |
   |---------------------------------------+---------+----------|
   |>> | CMOS memory normal operation      |   JP5   |   Open   |
   |---+-----------------------------------+---------+----------|
   |   | CMOS memory clear                 |   JP5   |  Closed  |
   |---+-----------------------------------+---------+----------|
   |>> | Monitor type select color         |  JP18   |  Closed  |
   |---+-----------------------------------+---------+----------|
   |   | Monitor type select monochrome    |  JP18   |   Open   |
   |---+-----------------------------------+---------+----------|
   |>> | Factory configured - do not alter |  JP28   |   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     |
   |------------------+--------------------+--------------------|
   |       34MB       |   (2) 256K x 36    |    (2) 4M x 36     |
   |------------------+--------------------+--------------------|
   |       36MB       |   (2) 512K x 36    |    (2) 4M 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     |
   |------------------+--------------------+--------------------|
   |       66MB       |   (2) 256K x 36    |    (2) 8M x 36     |
   |------------------+--------------------+--------------------|
   |       68MB       |   (2) 512K x 36    |    (2) 8M 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     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |              Type               |           JP4            |
   |---------------------------------+--------------------------|
   |   Bank 0 = single side SIMM &   | pins 1 & 2, 3 & 4 closed |
   |        Bank 1 = any SIMM        |                          |
   |---------------------------------+--------------------------|
   |   Bank 0 = double side SIMM &   | pins 2 & 3, 4 & 5 closed |
   |        Bank 1 = any SIMM        |                          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |        TAG         |
   |------------------+--------------------+--------------------|
   |      256KB       |    (8) 32K x 8     |     (1) 8K x 8     |
   |------------------+--------------------+--------------------|
   |      512KB       |    (8) 64K x 8     |    (1) 32K x 8     |
   |------------------+--------------------+--------------------|
   |       1MB        |    (8) 128K x 8    |    (1) 32K x 8     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |            Size            |             JP11              |
   |----------------------------+-------------------------------|
   |           256KB            |   pins 2 & 3, 5 & 6 closed    |
   |----------------------------+-------------------------------|
   |           512KB            |   pins 1 & 2, 5 & 6 closed    |
   |----------------------------+-------------------------------|
   |            1MB             |   pins 1 & 2, 4 & 5 closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |   Speed    |    JP7    |    JP8    |    JP9    |   JP27    |
   |------------+-----------+-----------+-----------+-----------|
   |   75MHz    |  Closed   |   Open    |   Open    |   Open    |
   |------------+-----------+-----------+-----------+-----------|
   |   90MHz    |   Open    |  Closed   |   Open    |   Open    |
   |------------+-----------+-----------+-----------+-----------|
   |   100MHz   |  Closed   |   Open    |  Closed   |   Open    |
   |------------+-----------+-----------+-----------+-----------|
   |   120MHz   |   Open    |  Closed   |   Open    |  Closed   |
   |------------+-----------+-----------+-----------+-----------|
   |   133MHz   |  Closed   |   Open    |  Closed   |  Closed   |
   +------------------------------------------------------------+