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       # VEXTREC TECHNOLOGY, INC.
       
          GMB-P57IPS (VER. 5.03)
       
          Device Type      Mainboard                                     
          Processor        CX 6x86/CX 6x86L/CX 6x86MX/AM K5/AM           
                           K6/Pentium/Pentium MMX                        
          Processor Speed  90/100/110/120/133/150/166/200/233/266MHz     
          Chip Set         Intel 430 TX                                  
          Video Chipset    None                                          
          Maximum Onboard  256MB DRAM (EDO & SDRAM supported)            
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            512KB                                         
          BIOS             Award                                         
          Dimensions       220mm x 240mm                                 
          I/O Options      32-bit PCI slots (4), floppy drive interface, 
                           IDE interface (2), parallel port, PS/2 mouse  
                           port, serial ports (2), USB connector         
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location  | Purpose         | Location  |
          |------------------+-----------+-----------------+-----------|
          | IDE interface    | J2/pins 1 | Serial port 2   |    J13    |
          | LED              |    & 2    |                 |           |
          |------------------+-----------+-----------------+-----------|
          | Turbo LED        | J2/pins 3 | Serial port 1   |    J14    |
          |                  |    & 4    |                 |           |
          |------------------+-----------+-----------------+-----------|
          | Soft off power   | J2/pins 5 | Parallel port   |    J15    |
          | supply           |    & 6    |                 |           |
          |------------------+-----------+-----------------+-----------|
          | Reset switch     | J2/pins 9 | Floppy drive    |    J16    |
          |                  |   & 10    | interface       |           |
          |------------------+-----------+-----------------+-----------|
          | Power LED        |  J2/pins  | P/S2 mouse      |    J17    |
          |                  |  11 - 13  | connector       |           |
          |------------------+-----------+-----------------+-----------|
          | Speaker          |  J2/pins  | IrDA connector  |    J18    |
          |                  |  17 - 20  |                 |           |
          |------------------+-----------+-----------------+-----------|
          | IDE interface 1  |    J10    | PS/2 mouse port |    J21    |
          |------------------+-----------+-----------------+-----------|
          | IDE interface 2  |    J11    | 32-bit PCI      | PC1 - PC4 |
          |                  |           | slots           |           |
          |------------------+-----------+-----------------+-----------|
          | USB connector    |    J12    |                 |           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function              | Label |    Position    |
          |-----------------------------------+-------+----------------|
          | ยป | Flash BIOS voltage select 5v  |  JP4  |   Pins 2 & 3   |
          |   |                               |       |     closed     |
          |---+-------------------------------+-------+----------------|
          |   | Flash BIOS voltage select 12v |  JP4  |   Pins 1 & 2   |
          |   |                               |       |     closed     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     CMOS CONFIGURATION                     |
          |------------------------------------------------------------|
          |         Setting         |       JP3       |      JP6       |
          |-------------------------+-----------------+----------------|
          | CMOS memory normal mode |     Closed      |      Open      |
          |-------------------------+-----------------+----------------|
          |    CMOS memory clear    |      Open       |     Closed     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |      Size      |       Bank 0        |       Bank 1        |
          |----------------+---------------------+---------------------|
          |      8MB       |    (1) 1MB x 64     |        None         |
          |----------------+---------------------+---------------------|
          |      16MB      |    (1) 1MB x 64     |    (1) 1MB x 64     |
          |----------------+---------------------+---------------------|
          |      16MB      |    (1) 2MB x 64     |        None         |
          |----------------+---------------------+---------------------|
          |      24MB      |    (1) 2MB x 64     |    (1) 1MB x 64     |
          |----------------+---------------------+---------------------|
          |      32MB      |    (1) 2MB x 64     |    (1) 2MB x 64     |
          |----------------+---------------------+---------------------|
          |      32MB      |    (1) 4MB x 64     |        None         |
          |----------------+---------------------+---------------------|
          |      40MB      |    (1) 4MB x 64     |    (1) 1MB x 64     |
          |----------------+---------------------+---------------------|
          |      48MB      |    (1) 4MB x 64     |    (1) 2MB x 64     |
          |----------------+---------------------+---------------------|
          |      64MB      |    (1) 4MB x 64     |    (1) 4MB x 64     |
          |----------------+---------------------+---------------------|
          |      64MB      |    (1) 8MB x 64     |        None         |
          |----------------+---------------------+---------------------|
          |      80MB      |    (1) 8MB x 64     |    (1) 2MB x 64     |
          |----------------+---------------------+---------------------|
          |      96MB      |    (1) 8MB x 64     |    (1) 4MB x 64     |
          |----------------+---------------------+---------------------|
          |     128MB      |    (1) 8MB x 64     |    (1) 8MB x 64     |
          |----------------+---------------------+---------------------|
          |     128MB      |    (1) 16MB x 64    |        None         |
          |----------------+---------------------+---------------------|
          |     144MB      |    (1) 16MB x 64    |    (1) 2MB x 64     |
          |----------------+---------------------+---------------------|
          |     160MB      |    (1) 16MB x 64    |    (1) 4MB x 64     |
          |----------------+---------------------+---------------------|
          |     192MB      |    (1) 16MB x 64    |    (1) 8MB x 64     |
          |----------------+---------------------+---------------------|
          |     256MB      |    (1) 16MB x 64    |    (1) 16MB x 64    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     SIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 2             |
          |----------------------------+-------------------------------|
          |            4MB             |         (2) 512K x 32         |
          |----------------------------+-------------------------------|
          |            8MB             |         (2) 1MB x 32          |
          |----------------------------+-------------------------------|
          |            16MB            |         (2) 2MB x 32          |
          |----------------------------+-------------------------------|
          |            32MB            |         (2) 4MB x 32          |
          |----------------------------+-------------------------------|
          |            64MB            |         (2) 8MB x 32          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (INTEL)                 |
          |------------------------------------------------------------|
          |Speed | Clock  |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3|
          |      | speed  |          |     |     |     |   2    | & 4  |
          |------+--------+----------+-----+-----+-----+--------+------|
          |90MHz | 60MHz  |   1.5x   |1 & 2|1 & 2|1 & 2| Closed | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |100MHz| 66MHz  |   1.5x   |1 & 2|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |120MHz| 60MHz  |    2x    |2 & 3|1 & 2|1 & 2| Closed | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |133MHz| 66MHz  |    2x    |2 & 3|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |150MHz| 60MHz  |   2.5x   |2 & 3|2 & 3|1 & 2| Closed | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |166MHz| 66MHz  |   2.5x   |2 & 3|2 & 3|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |200MHz| 66MHz  |    3x    |1 & 2|2 & 3|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |233MHz| 66MHz  |   3.5x   |1 & 2|1 & 2|1 & 2|  Open  | Open |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (AM K5)                 |
          |------------------------------------------------------------|
          |Speed | Clock  |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3|
          |      | speed  |          |     |     |     |   2    | & 4  |
          |------+--------+----------+-----+-----+-----+--------+------|
          |90MHz | 60MHz  |   1.5x   |1 & 2|1 & 2|1 & 2| Closed | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |100MHz| 66MHz  |   1.5x   |1 & 2|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |120MHz| 60MHz  |    2x    |1 & 2|1 & 2|1 & 2| Closed | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |133MHz| 66MHz  |    2x    |2 & 3|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |150MHz| 60MHz  |   2.5x   |1 & 2|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |166MHz| 66MHz  |   2.5x   |2 & 3|2 & 3|1 & 2|  Open  | Open |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU SPEED SELECTION (AM K6)                 |
          |------------------------------------------------------------|
          |Speed | Clock  |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3|
          |      | speed  |          |     |     |     |   2    | & 4  |
          |------+--------+----------+-----+-----+-----+--------+------|
          |166MHz| 66MHz  |   2.5x   |2 & 3|2 & 3|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |200MHz| 66MHz  |    3x    |1 & 2|2 & 3|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |233MHz| 66MHz  |   3.5x   |1 & 2|1 & 2|1 & 2|  Open  | Open |
          |------+--------+----------+-----+-----+-----+--------+------|
          |266MHz| 66MHz  |    4x    |2 & 3|1 & 2|2 & 3|  Open  | Open |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU SPEED SELECTION (CX 6X86)                |
          |------------------------------------------------------------|
          |Speed | Clock |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3 |
          |      | speed |          |     |     |     |   2    |  & 4  |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |133MHz| 55MHz |    2x    |2 & 3|1 & 2|1 & 2| Closed |Closed |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |150MHz| 60MHz |    2x    |2 & 3|1 & 2|1 & 2| Closed | Open  |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU SPEED SELECTION (CX 6X86L)               |
          |------------------------------------------------------------|
          |Speed | Clock |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3 |
          |      | speed |          |     |     |     |   2    |  & 4  |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |166MHz| 66MHz |    2x    |2 & 3|1 & 2|1 & 2|  Open  | Open  |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |200MHz| 75MHz |    2x    |2 & 3|1 & 2|1 & 2|  Open  |Closed |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              CPU SPEED SELECTION (CX 6X86MX)               |
          |------------------------------------------------------------|
          |Speed | Clock |Multiplier| JP9 |JP10 |JP13 |JP12/1 &|JP12/3 |
          |      | speed |          |     |     |     |   2    |  & 4  |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |166MHz| 66MHz |   2.5x   |2 & 3|2 & 3|1 & 2| Closed | Open  |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |200MHz| 75MHz |    2x    |2 & 3|1 & 2|1 & 2|  Open  |Closed |
          |------+-------+----------+-----+-----+-----+--------+-------|
          |233MHz| 75MHz |   2.5x   |2 & 3|2 & 3|1 & 2|  Open  |Closed |
          |------------------------------------------------------------|
          |Note: Pins designated are in the closed position            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU VOLTAGE SELECTION (SINGLE)               |
          |------------------------------------------------------------|
          |Voltage|JP1/1 &|JP1/ 3 & |JP7/ 1 &|JP7/ 3 &|JP7/ 5 &|JP7/ 7 |
          |       |   2   |    4    |   2    |   4    |   6    |  & 8  |
          |-------+-------+---------+--------+--------+--------+-------|
          | 3.3V  |Closed | Closed  | Closed |  Open  | Closed |Closed |
          |-------+-------+---------+--------+--------+--------+-------|
          | 3.5V  |Closed | Closed  | Closed | Closed | Closed |Closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CPU VOLTAGE SELECTION (DUAL)                |
          |------------------------------------------------------------|
          |Core|I/O |JP1/1 & |JP1/3 & |JP7/1 &|JP7/3 &|JP7/5 &|JP7/7 & |
          |    |    |   2    |   4    |   2   |   4   |   6   |   8    |
          |----+----+--------+--------+-------+-------+-------+--------|
          |2.8V|3.3V|  Open  |  Open  | Open  | Open  | Open  | Closed |
          |----+----+--------+--------+-------+-------+-------+--------|
          |2.9V|3.3V|  Open  |  Open  |Closed | Open  | Open  | Closed |
          |----+----+--------+--------+-------+-------+-------+--------|
          |3.2V|3.3V|  Open  |  Open  | Open  | Open  |Closed | Closed |
          +------------------------------------------------------------+