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       # OCEAN INFORMATION SYSTEMS, INC.
       
          HIPPO 12 486
       
       Processor  CX486S/80486SX/SL80486SX/CX486D/UMCU5S/AM486DXL/                    
                  80486DX/SL80486DX/UMCU5DS/AM486DX2/(SL)AM486DX2/                    
                  80486DX2/SL80486DX2/AM486DX4/(SL)AM486DX4/80486DX4/P24D/P24T        
       Processor  25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)MHz 
       Speed      
       Chip Set   Unidentified                                                        
       Video Chip None                                                                
       Set        
       Maximum    256MB                                                               
       Onboard    
       Memory     
       Maximum    None                                                                
       Video      
       Memory     
       Cache      128/256/512KB                                                       
       BIOS       Unidentified                                                        
       Dimensions 330mm x 218mm                                                       
       I/O        32-bit VESA local bus slots (2), 32-bit PCI slots (3), floppy drive 
       Options    interface, game interface, IDE interfaces (2), parallel port,       
                  serial ports (2)                                                    
       NPU        None                                                                
       Options    
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |     Function      | Label |       Function        | Label  |
          |-------------------+-------+-----------------------+--------|
          | Floppy drive      |  JP3  | Turbo switch          |   P5   |
          | interface         |       |                       |        |
          |-------------------+-------+-----------------------+--------|
          | IDE interface 2   |  JP4  | Turbo LED             |   P6   |
          |-------------------+-------+-----------------------+--------|
          | Game interface    |  JP6  | Reset switch          |   P7   |
          |-------------------+-------+-----------------------+--------|
          | Parallel port     |  JP7  | Speaker               |   P8   |
          |-------------------+-------+-----------------------+--------|
          | IDE interface 1   |  JP8  | IDE interface LED     |   P9   |
          |-------------------+-------+-----------------------+--------|
          | Serial port 1     |  JP9  | Power LED & keylock   |  P10   |
          |-------------------+-------+-----------------------+--------|
          | Serial port 2     | JP10  | 32-bit PCI slots      | PC1 -  |
          |                   |       |                       |  PC3   |
          |-------------------+-------+-----------------------+--------|
          | External battery  | JP21  | 32-bit VESA local bus | SL1 &  |
          |                   |       | slots                 |  SL2   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Setting                | Label |  Position  |
          |---------------------------------------+-------+------------|
          |   | IDE interface enabled             | JP11  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | IDE interface disabled            | JP11  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP12  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP13  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP17  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | CMOS memory normal operation      | JP21  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | CMOS memory clear                 | JP21  | Pins 3 & 4 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          |   | Battery type select external      | JP21  |   Closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP22  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP23  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP27  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP28  |    Open    |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP29  |    Open    |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter | JP38  | Pins 2 & 3 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW1  |   Closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW2  |    Open    |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW3  |    Open    |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW4  |   Closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW5  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  JW6  | Pins 1 & 2 |
          |   |                                   |       |   closed   |
          |---+-----------------------------------+-------+------------|
          | » | Factory configured - do not alter |  P3   |    Open    |
          |---+-----------------------------------+-------+------------|
          |   | Jumper information unavailable    |  P4   |    N/A     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          |  4MB  | (1) 1M x 36 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (1) 2M x 36 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (1) 1M x 36 |  (1) 1M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 12MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 12MB  | (1) 1M x 36 |    None    |  (1) 2M x  |    None    |
          |       |             |            |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |  (1) 1M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 2M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 2M x 36 |  (1) 2M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (1) 4M x 36 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          | 20MB  | (1) 1M x 36 |    None    |  (1) 4M x  |    None    |
          |       |             |            |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 20MB  | (1) 2M x 36 |  (1) 2M x  |  (1) 1M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (1) 1M x 36 |  (1) 1M x  |  (1) 4M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (1) 2M x 36 |    None    |  (1) 4M x  |    None    |
          |       |             |            |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (1) 2M x 36 |  (1) 2M x  |  (1) 2M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 4M x 36 |  (1) 4M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 2M x 36 |  (1) 2M x  |  (1) 2M x  |  (1) 2M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 36MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 1M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 40MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 2M 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) 8M x 36 |    None    |  (1) 4M x  |    None    |
          |       |             |            |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 52MB  | (1) 1M x 36 |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 52MB  | (1) 1M x 36 |  (1) 4M x  |  (1) 8M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 4M x 36 |  (1) 4M x  |  (1) 8M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 8M x 36 |  (1) 8M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 80MB  | (1) 8M x 36 |  (1) 8M x  |  (1) 4M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (1) 4M x 36 |  (1) 4M x  | (1) 16M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (1) 8M x 36 |    None    | (1) 16M x  |    None    |
          |       |             |            |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 112MB | (1) 4M x 36 |  (1) 8M x  | (1) 16M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 128MB | (1) 8M x 36 |  (1) 8M x  |  (1) 8M x  |  (1) 8M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 160MB |  (1) 16M x  | (1) 16M x  |  (1) 8M x  |    None    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 256MB |  (1) 16M x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          |------------------------------------------------------------|
          | Note: Board also accepts x 32 SIMMs.                       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size     |    Bank 0     |    Bank 1     |     TAG      |
          |-------------+---------------+---------------+--------------|
          |    128KB    |  (4) 32K x 8  |     None      | (1) 32K x 8  |
          |-------------+---------------+---------------+--------------|
          |  256KB (A)  |  (4) 32K x 8  |  (4) 32K x 8  | (1) 32K x 8  |
          |-------------+---------------+---------------+--------------|
          |  256KB (B)  |  (4) 64K x 8  |     None      | (1) 32K x 8  |
          |-------------+---------------+---------------+--------------|
          |    512KB    | (4) 128K x 8  |     None      | (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |    Size    |        JP5         |           JP14           |
          |------------+--------------------+--------------------------|
          |   128KB    | Pins 2 & 3 closed  |           Open           |
          |------------+--------------------+--------------------------|
          | 256KB (A)  | Pins 1 & 2 closed  |    Pins 1 & 2 closed     |
          |------------+--------------------+--------------------------|
          | 256KB (B)  | Pins 2 & 3 closed  |    Pins 1 & 2 closed     |
          |------------+--------------------+--------------------------|
          |   512KB    | Pins 2 & 3 closed  | Pins 1 & 2, 3 & 4 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          |          Speed           |              JP16               |
          |--------------------------+---------------------------------|
          |          25MHz           |        Pins 5 & 6 closed        |
          |--------------------------+---------------------------------|
          |          33MHz           | Pins 1 & 2, 3 & 4, 5 & 6 closed |
          |--------------------------+---------------------------------|
          |          40MHz           |    Pins 3 & 4, 5 & 6 closed     |
          |--------------------------+---------------------------------|
          |          50iMHz          |        Pins 5 & 6 closed        |
          |--------------------------+---------------------------------|
          |          50MHz           |        Pins 1 & 2 closed        |
          |--------------------------+---------------------------------|
          |          66iMHz          | Pins 1 & 2, 3 & 4, 5 & 6 closed |
          |--------------------------+---------------------------------|
          |          80iMHz          |    Pins 3 & 4, 5 & 6 closed     |
          |--------------------------+---------------------------------|
          |         100iMHz          | Pins 1 & 2, 3 & 4, 5 & 6 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     CPU TYPE SELECTION                     |
          |------------------------------------------------------------|
          |     Type     |  JP1  |  JP2  |   JP18   |   JP19   | JP20  |
          |--------------+-------+-------+----------+----------+-------|
          |    CX486S    | 2 & 3 | 1 & 2 |  2 & 3   |   Open   | Open  |
          |--------------+-------+-------+----------+----------+-------|
          |   80486SX    | 1 & 2 | 1 & 2 |  2 & 3   |   Open   | Open  |
          |--------------+-------+-------+----------+----------+-------|
          |  SL80486SX   | 1 & 2 | 1 & 2 |  2 & 3   |   Open   | Open  |
          |--------------+-------+-------+----------+----------+-------|
          |    CX486D    | 2 & 3 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |   UMC U5S    | 1 & 2 | 2 & 3 |  2 & 3   | 1 & 2, 3 | Open  |
          |              |       |       |          |   & 4    |       |
          |--------------+-------+-------+----------+----------+-------|
          |   AM486DXL   | 1 & 2 | 2 & 3 | 1 & 2, 3 | 1 & 2, 3 | Open  |
          |              |       |       |   & 4    |   & 4    |       |
          |--------------+-------+-------+----------+----------+-------|
          |   80486DX    | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |  SL80486DX   | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |   UMC U5DS   | 1 & 2 | 2 & 3 | 1 & 2, 3 | 1 & 2, 3 | Open  |
          |              |       |       |   & 4    |   & 4    |       |
          |--------------+-------+-------+----------+----------+-------|
          |   AM486DX2   | 1 & 2 | 2 & 3 | 1 & 2, 3 | 1 & 2, 3 | 1 & 2 |
          |              |       |       |   & 4    |   & 4    |       |
          |--------------+-------+-------+----------+----------+-------|
          | (SL)AM486DX2 | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |   80486DX2   | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |  SL80486DX2  | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |   AM486DX4   | 1 & 2 | 2 & 3 | 1 & 2, 3 | 1 & 2, 3 | Open  |
          |              |       |       |   & 4    |   & 4    |       |
          |--------------+-------+-------+----------+----------+-------|
          | (SL)AM486DX4 | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |   80486DX4   | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | Open  |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |     P24D     | 1 & 2 | 1 & 2 | 1 & 2, 3 |  3 & 4   | 2 & 3 |
          |              |       |       |   & 4    |          |       |
          |--------------+-------+-------+----------+----------+-------|
          |     P24T     | 1 & 2 | 1 & 2 | 1 & 2, 3 |  2 & 3   | Open  |
          |              |       |       |   & 4    |          |       |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CPU TYPE SELECTION (CON’T)                 |
          |------------------------------------------------------------|
          |     Type     |   JP24   | JP25  | JP26  |   JP30   | JP31  |
          |--------------+----------+-------+-------+----------+-------|
          |    CX486S    | 1 & 2, 3 | 2 & 3 | Open  |  3 & 4   | Open  |
          |              |   & 4    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   80486SX    |   Open   | Open  | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |  SL80486SX   | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |    CX486D    | 1 & 2, 3 | 2 & 3 | Open  |  3 & 4   | Open  |
          |              |   & 4    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   UMC U5S    |   Open   | 3 & 4 | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |   AM486DXL   |   Open   | 3 & 4 | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |   80486DX    |   Open   | Open  | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |  SL80486DX   | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   UMC U5DS   |   Open   | 3 & 4 | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |   AM486DX2   |   Open   | 3 & 4 | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          | (SL)AM486DX2 | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   80486DX2   |   Open   | Open  | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          |  SL80486DX2  | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   AM486DX4   |   Open   | 3 & 4 | Open  |  1 & 2   | Open  |
          |--------------+----------+-------+-------+----------+-------|
          | (SL)AM486DX4 | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |   80486DX4   | 2 & 3, 4 | Open  | Open  |  3 & 4   | Open  |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |     P24D     | 2 & 3, 4 | Open  | 1 & 2 |  3 & 4   | 1 & 2 |
          |              |   & 5    |       |       |          |       |
          |--------------+----------+-------+-------+----------+-------|
          |     P24T     | 2 & 3, 4 | 1 & 2 | Open  | 3 & 4, 5 | Open  |
          |              |   & 5    |       |       |   & 6    |       |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CPU TYPE SELECTION (CON’T)                 |
          |------------------------------------------------------------|
          |     Type      |  JP32   |  JP34   |  JP35  | JP36  | JP37  |
          |---------------+---------+---------+--------+-------+-------|
          |    CX486S     |  2 & 3  |  1 & 2  | 2 & 3  | 1 & 2 | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |    80486SX    |  Open   |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   SL80486SX   |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |    CX486D     |  2 & 3  |  1 & 2  | 2 & 3  | 1 & 2 | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |    UMC U5S    |  1 & 2  |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   AM486DXL    |  1 & 2  |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |    80486DX    |  Open   |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   SL80486DX   |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   UMC U5DS    |  1 & 2  |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   AM486DX2    |  1 & 2  |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          | (SL)AM486DX2  |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   80486DX2    |  Open   |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |  SL80486DX2   |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   AM486DX4    |  1 & 2  |  Open   |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          | (SL)AM486DX4  |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |   80486DX4    |  2 & 3  |  2 & 3  |  Open  | Open  | Open  |
          |---------------+---------+---------+--------+-------+-------|
          |     P24D      |  2 & 3  |  2 & 3  |  Open  | Open  | 1 & 2 |
          |---------------+---------+---------+--------+-------+-------|
          |     P24T      |  2 & 3  |  2 & 3  | 1 & 2  | 2 & 3 | Open  |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |            CPU MULTIPLIER SELECTION (DX4 ONLY)             |
          |------------------------------------------------------------|
          |         Multiplier         |             JP33              |
          |----------------------------+-------------------------------|
          |             2x             |       Pins 2 & 3 closed       |
          |----------------------------+-------------------------------|
          |            2.5x            |       Pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |             3x             |             Open              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU VOLTAGE SELECTION                    |
          |------------------------------------------------------------|
          |    Voltage    | JP41  | JP42  | JP43  | JP44 | JP45 | JP46 |
          |---------------+-------+-------+-------+------+------+------|
          |3.45v/5v (auto)| Open  | Open  | Open  | Open |Closed| Open |
          |---------------+-------+-------+-------+------+------+------|
          | 3.3v (fixed)  |Closed | Open  | Open  | Open | Open | Open |
          |---------------+-------+-------+-------+------+------+------|
          | 3.45v (fixed) | Open  | Open  | Open  | Open | Open | Open |
          |---------------+-------+-------+-------+------+------+------|
          | 3.6v (fixed)  | Open  |Closed | Open  | Open | Open | Open |
          |---------------+-------+-------+-------+------+------+------|
          | 3.8v (fixed)  | Open  | Open  |Closed | Open | Open | Open |
          |---------------+-------+-------+-------+------+------+------|
          |  4v (fixed)   | Open  | Open  | Open  |Closed| Open | Open |
          |---------------+-------+-------+-------+------+------+------|
          |  5v (fixed)   | Open  | Open  | Open  | Open | Open |Closed|
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                VL BUS WAIT STATE SELECTION                 |
          |------------------------------------------------------------|
          |            Setting            |            JP40            |
          |-------------------------------+----------------------------|
          |               0               |            Open            |
          |-------------------------------+----------------------------|
          |               1               |           Closed           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   VL-BUS SPEED SELECTION                   |
          |------------------------------------------------------------|
          |            Setting            |            JP39            |
          |-------------------------------+----------------------------|
          |           <= 33MHz            |            Open            |
          |-------------------------------+----------------------------|
          |            >33 MHz            |           Closed           |
          +------------------------------------------------------------+