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       # KADATCO CO., LTD.
       
          AM-433TX/ATX
       
          Device Type      Mainboard                                     
          Processor        CX 6X86/IBM 6X86/CX 6X86L/IBM 6X86L/CX        
                           686MX/IBM 6X86MX/                             
                                                                         
                           AM K5/AM K6/Pentium                           
          Processor Speed  90/100/120/133/150/166/180/200/233MHz         
          Chip Set         Intel                                         
          Video Chip Set   None                                          
          Maximum Onboard  256MB (EDO & SDRAM supported)                 
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            256/512KB                                     
          BIOS             Award                                         
          Dimensions       305mm x 244mm                                 
          I/O Options      32-bit PCI slots (4), floppy drive interface, 
                           IDE interfaces (2), parallel port, PS/2 mouse 
                           port, serial ports (2), IR connector, USB     
                           connectors (2), ATX power connector           
          NPU Options      None                                          
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose         |  Location   | Purpose        | Location  |
          |-----------------+-------------+----------------+-----------|
          | ATX power       |     ATX     | PS/2 mouse     |    P2     |
          | connector       |             | port           |           |
          |-----------------+-------------+----------------+-----------|
          | Floppy drive    |     CN1     | CPU fan power  |    P4     |
          | interface       |             |                |           |
          |-----------------+-------------+----------------+-----------|
          | IDE interface 2 |     CN2     | Parallel port  |    P10    |
          |-----------------+-------------+----------------+-----------|
          | IDE interface 1 |     CN3     | USB connector  |    P11    |
          |                 |             | 1              |           |
          |-----------------+-------------+----------------+-----------|
          | Power LED &     | P1/pins 1 - | USB connector  |   P11A    |
          | keylock         |      5      | 2              |           |
          |-----------------+-------------+----------------+-----------|
          | Speaker         | P1/pins 7 - | Serial port    |    P12    |
          |                 |     10      |                |           |
          |-----------------+-------------+----------------+-----------|
          | IDE interface   | P1/pins 12  | Serial port    |    P13    |
          | LED             |    & 24     |                |           |
          |-----------------+-------------+----------------+-----------|
          | Soft off power  | P1/pins 18  | 32-bit PCI     | PC1 – PC4 |
          | supply          |    & 19     | slots          |           |
          |-----------------+-------------+----------------+-----------|
          | Reset switch    | P1/pins 21  |                |           |
          |                 |    & 22     |                |           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | CMOS memory normal operation    |  JP4  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | CMOS memory clear               |  JP4  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Modem ring select COM2          | JP18  |  Pins 2 & 3  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          |   | Modem ring select COM1          | JP18  |  Pins 1 & 2  |
          |   |                                 |       |    closed    |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     |  P9   | Unidentified |
          |   | alter                           |       |              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     SIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       8MB        |    (2) 1M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 2M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (2) 1M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       24MB       |    (2) 2M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 4M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       32MB       |    (2) 2M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       40MB       |    (2) 4M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       48MB       |    (2) 4M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 8M x 36     |        None        |
          |------------------+--------------------+--------------------|
          |       64MB       |    (2) 4M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       72MB       |    (2) 8M x 36     |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       80MB       |    (2) 8M x 36     |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       96MB       |    (2) 8M x 36     |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (2) 8M x 36     |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (2) 16M x 36    |        None        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 SIMM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |      136MB       |    (2) 16M x 36    |    (2) 1M x 36     |
          |------------------+--------------------+--------------------|
          |      144MB       |    (2) 16M x 36    |    (2) 2M x 36     |
          |------------------+--------------------+--------------------|
          |      160MB       |    (2) 16M x 36    |    (2) 4M x 36     |
          |------------------+--------------------+--------------------|
          |      192MB       |    (2) 16M x 36    |    (2) 8M x 36     |
          |------------------+--------------------+--------------------|
          |      256MB       |    (2) 16M x 36    |    (2) 16M x 36    |
          |------------------------------------------------------------|
          | Note: Board accepts EDO memory.                            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 2       |       Bank 3       |
          |------------------+--------------------+--------------------|
          |       8MB        |    (1) 1M x 64     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (1) 2M x 64     |        None        |
          |------------------+--------------------+--------------------|
          |       16MB       |    (1) 1M x 64     |    (1) 1M x 64     |
          |------------------+--------------------+--------------------|
          |       24MB       |    (1) 2M x 64     |    (1) 1M x 64     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (1) 4M x 64     |        None        |
          |------------------+--------------------+--------------------|
          |       32MB       |    (1) 2M x 64     |    (1) 2M x 64     |
          |------------------+--------------------+--------------------|
          |       40MB       |    (1) 4M x 64     |    (1) 1M x 64     |
          |------------------+--------------------+--------------------|
          |       48MB       |    (1) 4M x 64     |    (1) 2M x 64     |
          |------------------+--------------------+--------------------|
          |       64MB       |    (1) 8M x 64     |        None        |
          |------------------+--------------------+--------------------|
          |       64MB       |    (1) 4M x 64     |    (1) 4M x 64     |
          |------------------+--------------------+--------------------|
          |       72MB       |    (1) 8M x 64     |    (1) 1M x 64     |
          |------------------+--------------------+--------------------|
          |       80MB       |    (1) 8M x 64     |    (1) 2M x 64     |
          |------------------+--------------------+--------------------|
          |       96MB       |    (1) 8M x 64     |    (1) 4M x 64     |
          |------------------+--------------------+--------------------|
          |      128MB       |    (1) 16M x 64    |        None        |
          |------------------+--------------------+--------------------|
          |      128MB       |    (1) 8M x 64     |    (1) 8M x 64     |
          |------------------+--------------------+--------------------|
          |      136MB       |    (1) 16M x 64    |    (1) 1M x 64     |
          |------------------+--------------------+--------------------|
          |      144MB       |    (1) 16M x 64    |    (1) 2M x 64     |
          |------------------+--------------------+--------------------|
          |      160MB       |    (1) 16M x 64    |    (1) 4M x 64     |
          |------------------+--------------------+--------------------|
          |      192MB       |    (1) 16M x 64    |    (1) 8M x 64     |
          |------------------+--------------------+--------------------|
          |      256MB       |    (1) 16M x 64    |    (1) 16M x 64    |
          |------------------------------------------------------------|
          |      Note: Board accepts SDRAM memory.                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DIMM VOLTAGE CONFIGURATION                 |
          |------------------------------------------------------------|
          |     Voltage      |        JP16        |        JP17        |
          |------------------+--------------------+--------------------|
          |       3.3v       | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |        5v        | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Note: 512KB cache is factory installed and is not          |
          | configurable. The location is unidentified.                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU SPEED SELECTION (CX 6X86)                |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |133MHz | 55MHz  |    2x    |1 & 2|2 & |1 & |Open|1 & 2|1 & 2|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |150MHz | 60MHz  |    2x    |1 & 2|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 75MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|1 & 2|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU SPEED SELECTION (IBM CX86)               |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |133MHz | 55MHz  |    2x    |1 & 2|2 & |1 & |Open|1 & 2|1 & 2|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 75MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|1 & 2|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU SPEED SELECTION (CX 6X86L)               |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              CPU SPEED SELECTION (IBM CX86L)               |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              CPU SPEED SELECTION (CX 6X86MX)               |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 60MHz  |    2x    |2 & 3|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 66MHz  |    2x    |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |233MHz | 75MHz  |    2x    |2 & 3|2 & |2 & |Open|2 & 3|1 & 2|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              CPU SPEED SELECTION (IBM 6X86MX)              |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 60MHz  |    2x    |2 & 3|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 66MHz  |    2x    |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (AM K5)                 |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          | 90MHz | 60MHz  |   1.5x   |1 & 2|1 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 2  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |100MHz | 66MHz  |   1.5x   |1 & 2|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |120MHz | 60MHz  |    2x    |1 & 2|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |133MHz | 66MHz  |    2x    |1 & 2|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |150MHz | 60MHz  |   2.5x   |2 & 3|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |   2.5x   |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (AM K6)                 |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |   2.5x   |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 66MHz  |    3x    |2 & 3|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |233MHz | 66MHz  |   3.5x   |1 & 2|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (INTEL)                 |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          | 90MHz | 60MHz  |   1.5x   |1 & 2|1 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 2  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |100MHz | 66MHz  |   1.5x   |1 & 2|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |120MHz | 60MHz  |    2x    |1 & 2|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |133MHz | 66MHz  |    2x    |1 & 2|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |150MHz | 60MHz  |   2.5x   |2 & 3|2 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 3  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |   2.5x   |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |180MHz | 60MHz  |    3x    |2 & 3|1 & |1 & |Open|1 & 2|2 & 3|
          |       |        |          |     | 2  | 2  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 66MHz  |    3x    |2 & 3|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              CPU SPEED SELECTION (INTEL MMX)               |
          |------------------------------------------------------------|
          |  CPU  | Clock  |Multiplier| JP2 |JP3 |JP5 |JP6 |JP10 |JP11 |
          | speed | speed  |          |     |    |    |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |166MHz | 66MHz  |   2.5x   |2 & 3|2 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 3  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |200MHz | 66MHz  |    3x    |2 & 3|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |-------+--------+----------+-----+----+----+----+-----+-----|
          |233MHz | 66MHz  |   3.5x   |1 & 2|1 & |2 & |Open|2 & 3|2 & 3|
          |       |        |          |     | 2  | 3  |    |     |     |
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU VOLTAGE SELECTION                    |
          |------------------------------------------------------------|
          | Voltage |    JP7     |    JP8     |    JP9     |   JP20    |
          |---------+------------+------------+------------+-----------|
          |  2.0v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.1v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.2v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.3v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.4v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.5v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.6v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.7v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.8v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  2.9v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.0v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.1v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.2v   | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  |
          |         |   closed   |   closed   |   closed   | 2 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.3v   | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 &  |
          |         |   closed   |   closed   |   closed   | 3 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.4v   | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 &  |
          |         |   closed   |   closed   |   closed   | 3 closed  |
          |---------+------------+------------+------------+-----------|
          |  3.5v   | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 | Pins 2 &  |
          |         |   closed   |   closed   |   closed   | 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU VOLTAGE SELECTION (CON’T)                |
          |------------------------------------------------------------|
          | Voltage | JP1/pins 1  | JP1/pins 3 | JP1/pins 5 | JP1/pins |
          |         |     & 2     |    & 4     |    & 6     |  7 & 8   |
          |---------+-------------+------------+------------+----------|
          |  2.0v   |    Open     |    Open    |    Open    |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.1v   |   Closed    |    Open    |    Open    |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.2v   |    Open     |   Closed   |    Open    |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.3v   |   Closed    |   Closed   |    Open    |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.4v   |    Open     |    Open    |   Closed   |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.5v   |   Closed    |    Open    |   Closed   |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.6v   |    Open     |   Closed   |   Closed   |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.7v   |   Closed    |   Closed   |   Closed   |   Open   |
          |---------+-------------+------------+------------+----------|
          |  2.8v   |    Open     |    Open    |    Open    |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  2.9v   |   Closed    |    Open    |    Open    |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.0v   |    Open     |   Closed   |    Open    |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.1v   |   Closed    |   Closed   |    Open    |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.2v   |    Open     |    Open    |   Closed   |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.3v   |   Closed    |    Open    |   Closed   |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.4v   |    Open     |   Closed   |   Closed   |  Closed  |
          |---------+-------------+------------+------------+----------|
          |  3.5v   |   Closed    |   Closed   |   Closed   |  Closed  |
          +------------------------------------------------------------+