
GEMLIGHT COMPUTER, LTD.

GMB-P57IPS (VER. 5.02)

Device Type        Mainboard
Processor          CX 6X86/CX6X86L/CX 6X86MX/AM K5/AM K6/Pentium/Pentium
                   MMX
Processor Speed    90/100/120/133/150/166/200/233/266MHz
Chip Set           Intel 430TX
Maximum Onboard    256MB (EDO & SDRAM supported)
Memory
Cache              512KB
BIOS               Award
Dimensions         220mm x 240mm
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)

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  IDE interface LED   J2/pins 1 & 2    Serial port 2            J13

  Turbo LED           J2/pins 3 & 4    Serial port 1            J14

  Suspend switch      J2/pins 5 & 6    Parallel port            J15

  Reset switch         J2/pins 9 &     Floppy drive             J16
                           10          interface

  Power LED            J2/pins 11 -    PS/2 mouse               J17
                           13          interface

  Speaker              J2/pins 17 -    IR connector             J18
                           20

  IDE interface 1          J10         PS/2 mouse port          J19

  IDE interface 2          J11         32-bit PCI slots      PC1 - PC4

  USB connector            J12

                        USER CONFIGURABLE SETTINGS

                Function                     Label          Position

      Flash BIOS voltage select 12v           JP4           Pins 2 & 3
                                                             closed

      Flash BIOS voltage select 5v            JP4           Pins 1 & 2
                                                             closed

             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

             DIMM CONFIGURATION

     Size          Bank 0        Bank 1

      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) 8M x 64   (1) 8M x 64

                       CMOS CONFIGURATION

              Size                    JP3             JP6

  CMOS memory normal operation       Closed           Open

  CMOS memory clear                   Open           Closed

      CACHE CONFIGURATION

      Size          Bank 0

     512KB       (1) 64K x 64

                        CPU SPEED SELECTION (INTEL)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

   90MHz      60MHz        1.5x        1 & 2   1 & 2     1 & 2     1 & 2

  100MHz      66MHz        1.5x        1 & 2   1 & 2     Open      1 & 2

  120MHz      60MHz         2x         2 & 3   1 & 2     1 & 2     1 & 2

  133MHz      66MHz         2x         2 & 3   1 & 2     Open      1 & 2

  150MHz      60MHz        2.5x        2 & 3   2 & 3     1 & 2     1 & 2

  166MHz      66MHz        2.5x        2 & 3   2 & 3     Open      1 & 2

  200MHz      66MHz         3x         1 & 2   2 & 3     Open      1 & 2

  Note: Pins designated are in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

  166MHz      66MHz        2.5x        2 & 3   2 & 3     Open      1 & 2

  200MHz      66MHz         3x         1 & 2   2 & 3     Open      1 & 2

  233MHz      66MHz        3.5x        1 & 2   1 & 2     Open      1 & 2

  Note: Pins designated are in the closed position.

                       CPU SPEED SELECTION (CX 6X86)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

  133MHz      55MHz         2x         2 & 3   1 & 2     1 & 2,    1 & 2
                                                         3 & 4

  150MHz      60MHz         2x         2 & 3   1 & 2     1 & 2     1 & 2

  Note: Pins designated are in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

  166MHz      66MHz         2x         2 & 3   1 & 2     Open      1 & 2

  200MHz      75MHz         2x         2 & 3   1 & 2     3 & 4     1 & 2

  Note: Pins designated are in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

  166MHz      66MHz        2.5x        2 & 3   2 & 3     Open      1 & 2

  200MHz      66MHz         3x         2 & 3   1 & 2     3 & 4     1 & 2

  233MHz      75MHz        2.5x        2 & 3   2 & 3     3 & 4     1 & 2

  Note: Pins designated are in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

   90MHz      60MHz        1.5x        1 & 2   1 & 2     1 & 2     1 & 2

  100MHz      66MHz        1.5x        1 & 2   1 & 2     Open      1 & 2

  120MHz      60MHz         2x         2 & 3   1 & 2     Open      1 & 2

  133MHz      66MHz         2x         2 & 3   1 & 2     Open      1 & 2

  150MHz      60MHz         2x         1 & 2   1 & 2     Open      1 & 2

  166MHz      66MHz        2.5x        2 & 3   2 & 3     Open      1 & 2

  Note: Pins designated are in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU        Clock     Multiplier    JP9      JP10     JP12      JP13
   speed      speed

  166MHz      66MHz        2.5x        2 & 3   2 & 3     Open      1 & 2

  200MHz      66MHz         3x         1 & 2   2 & 3     Open      1 & 2

  233MHz      66MHz        3.5x        1 & 2   1 & 2     Open      1 & 2

  266MHz      66MHz         4x         2 & 3   1 & 2     Open      2 & 3

  Note: Pins designated are in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

       Voltage                   JP1                       JP7

        3.3v                1 & 2, 3 & 4           3 & 4, 5 & 6, 7 & 8

        3.5v                1 & 2, 3 & 4         1 & 2, 3 & 4, 5 & 6, 7 &
                                                            8

  Note: Pins closed are in the closed position.

               CPU VOLTAGE SELECTION (DUAL)

  V core    V I/O          JP1                JP7

   2.2v     3.3v          Open               3 & 4

   2.8v     3.3v          Open               7 & 8

   2.9v     3.3v          Open            1 & 2, 7 & 8

   3.2v     3.3v          Open            5 & 6, 7 & 8

  Note: Pins closed are in the closed position.

