(TXT) View Source
       
       # SEANIX TECHNOLOGY, INC.
       
          S895 (VER. 1.0)
       
       Processor  80486SX/80486DX/80486DX2/80486DX4/Pentium Overdrive                 
       Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz 
       Speed      
       Chip Set   OPTI                                                                
       Max.       128MB                                                               
       Onboard    
       DRAM       
       Cache      128/256KB                                                           
       BIOS       Award                                                               
       Dimensions 330mm x 218mm                                                       
       I/O        32-bit VESA local bus slots (3)                                     
       Options    
       NPU        None                                                                
       Options    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location | Purpose              | Location |
          |---------------+----------+----------------------+----------|
          | Power LED &   |   J15    | Chassis fan power    |  JP118   |
          | keylock       |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Speaker       |   JP27   | PAL socket for VL    |  JP140   |
          |               |          | master option        |          |
          |---------------+----------+----------------------+----------|
          | Turbo switch  |  JP114   | Reset switch         |    S1    |
          |---------------+----------+----------------------+----------|
          | Turbo LED     |  JP115   | 32-bit VESA local    |  SL1 -   |
          |               |          | bus slots            |   SL3    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Flash BIOS write protect enabled |  JP3   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Flash BIOS write protect         |  JP3   | pins 2 & 3 |
          |   | disabled                         |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP5   | pins 1 & 2 |
          |   | alter                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Cache type select write through  |  JP14  |    Open    |
          |---+----------------------------------+--------+------------|
          |   | Cache type select write back     |  JP14  |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Pentium Overdrive level 1 cache  |  JP16  |   Closed   |
          |   | select burst write               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Pentium Overdrive level 1 cache  |  JP16  |    Open    |
          |   | select disable blen#             |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP21  | pins 2 & 3 |
          |   | alter                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Programming voltage select +12v  | JP107  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Programming voltage select +5v   | JP107  | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | 1Mbit flash select 512KB bit     | JP108  |   Closed   |
          |   | file at 00000                    |        |            |
          |---+----------------------------------+--------+------------|
          |   | 1Mbit flash select 512KB bit     | JP108  |    Open    |
          |   | file at 10000                    |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP112  |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP113  |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | CPU type select Intel/AMD        | JP119  | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CPU type select Cyrix M7         | JP119  | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | CPU type select Intel/AMD        | JP120  |    Open    |
          |---+----------------------------------+--------+------------|
          |   | CPU type select Cyrix 2X         | JP120  |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP121  |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP122  |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP123  |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      | JP127  | pins 2 & 3 |
          |   | alter                            |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (1) 512K x  |    NONE     |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 512K x  | (1) 512K x  |    NONE    |    NONE    |
          |      |     36      |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 1M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (1) 512K x  | (1) 512K x  | (1) 256K x | (1) 256K x |
          |      |     36      |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (1) 512K x  | (1) 1M x 36 |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (1) 1M x 36 | (1) 1M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (1) 2M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 10MB | (1) 512K x  | (1) 2M x 36 |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 12MB | (1) 512K x  | (1) 512K x  |  (1) 1M x  |  (1) 1M x  |
          |      |     36      |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 14MB | (1) 512K x  | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |     36      |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 2M x 36 | (1) 2M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 4M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 18MB | (1) 512K x  | (1) 2M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |     36      |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 20MB | (1) 1M x 36 | (1) 4M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 20MB | (1) 1M x 36 | (1) 2M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 24MB | (1) 2M x 36 | (1) 2M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 24MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 4M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 32MB | (1) 2M x 36 | (1) 2M x 36 |  (1) 4M x  |    NONE    |
          |      |             |             |     36     |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 8M x 36 |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 4M x 36 |  (1) 4M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 36MB  | (1) 1M x 36 |  (1) 4M x  |  (1) 4M x  |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 40MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 48MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 48MB  | (1) 2M x 36 |  (1) 2M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 8M x 36 |  (1) 8M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 64MB  |  (1) 16M x  |    NONE    |    NONE    |    NONE    |
          |       |     36      |            |            |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (1) 8M x 36 |  (1) 8M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 128MB |  (1) 16M x  | (1) 16M x  |    NONE    |    NONE    |
          |       |     36      |     36     |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 32K x 8  |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |       JP125        |       JP126        |
          |------------------+--------------------+--------------------|
          |      128KB       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      256KB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |            Type            |             JP26              |
          |----------------------------+-------------------------------|
          |          80486SX           |       pins 2 & 3 closed       |
          |----------------------------+-------------------------------|
          |          80486DX           |   pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |          80486DX2          |   pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |          80486DX4          |   pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |     Pentium Overdrive      |   pins 1 & 2, 3 & 4 closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |         Type          |  JP25   |          JP116           |
          |-----------------------+---------+--------------------------|
          | Non - SL enhanced CPU |  Open   |           Open           |
          |-----------------------+---------+--------------------------|
          |    SL enhanced CPU    | Closed  | pins 1 & 2, 3 & 4 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |           Speed            |             JP124             |
          |----------------------------+-------------------------------|
          |           25MHz            |   pins 1 & 2, 5 & 6 closed    |
          |----------------------------+-------------------------------|
          |           33MHz            |   pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |           40MHz            |       pins 5 & 6 closed       |
          |----------------------------+-------------------------------|
          |           50iMHz           |   pins 1 & 2, 5 & 6 closed    |
          |----------------------------+-------------------------------|
          |           50MHz            |       pins 3 & 4 closed       |
          |----------------------------+-------------------------------|
          |           66iMHz           |   pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |           75iMHz           |   pins 1 & 2, 5 & 6 closed    |
          |----------------------------+-------------------------------|
          |          100iMHz           |   pins 1 & 2, 3 & 4 closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CPU VOLTAGE CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Voltage   |   JP101   |   JP102   |   JP103   |   JP104   |
          |------------+-----------+-----------+-----------+-----------|
          |   3.45v    |   Open    |   Open    |   Open    |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     5v     |  Closed   |  Closed   |  Closed   |  Closed   |
          |------------------------------------------------------------|
          | Note: The location of JP101 is unidentified.               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               VESA WAIT STATE CONFIGURATION                |
          |------------------------------------------------------------|
          |          Wait states          |            JP31            |
          |-------------------------------+----------------------------|
          |         0 wait states         |            Open            |
          |-------------------------------+----------------------------|
          |         1 wait state          |           Closed           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  BUS SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |           CPU speed           |            JP30            |
          |-------------------------------+----------------------------|
          |           <= 33MHz            |            Open            |
          |-------------------------------+----------------------------|
          |            > 33MHz            |           Closed           |
          +------------------------------------------------------------+