
GEMLIGHT COMPUTER, LTD.

GMB-P57IPS (VER. 3.03)

Device Type        Mainboard
Processor          CX 6X86/CX 6X86L/CX 6X86MX/AM K5/AM K6/Pentium/Pentium
                   MMX
Processor Speed    90/100/110/120/133/150/166/200/233MHz
Chip Set           Intel 430TX
Maximum Onboard    256MB (EDO & SDRAM supported)
Memory
Cache              256/512KB
BIOS               Award
I/O Options        32-bit PCI slots (4), floppy drive interface, IDE
                   interface, parallel port, PS/2 mouse port, serial ports
                   (2)
Dimensions         220mm x 260mm

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  IDE interface LED    J2/pins 1 & 2   PS/2 mouse           J12/pins 6 -
                                       interface                 10

  Turbo LED            J2/pins 3 & 4   USB connector 2      J12/pins 12 -
                                                                 15

  Green PC connector   J2/pins 5 & 6   IR connector         J12/pins 16 -
                                                                 20

  Reset switch          J2/pins 9 &    Serial port 1            J13
                            10

  Power LED &          J2/pins 11 -    Serial port 2            J14
  keylock                   15

  Speaker              J2/pins 17 -    Parallel port            J15
                            20

  IDE interface 2          J10         Floppy drive             J16
                                       interface

  IDE interface 1          J11         PS/2 mouse port          J19

  USB connector 1      J12/pins 2 -    32-bit PCI slots      PC1 - PC4
                            5

                        USER CONFIGURABLE SETTINGS

                  Function                     Label         Position

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

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

                SIMM CONFIGURATION

      Size            Bank 0           Bank 1

       8MB         (2) 1MB x 32         None

      16MB         (2) 1MB x 32     (2) 1MB x 32

      16MB         (2) 2MB x 32         None

      24MB         (2) 2MB x 32     (2) 1MB x 32

      32MB         (2) 2MB x 32     (2) 2MB x 32

      32MB         (2) 4MB x 32         None

      40MB         (2) 4MB x 32     (2) 1MB x 32

      48MB         (2) 4MB x 32     (2) 2MB x 32

      64MB         (2) 4MB x 32     (2) 4MB x 32

      64MB         (2) 8MB x 32         None

      72MB         (2) 8MB x 32     (2) 1MB x 32

      80MB         (2) 8MB x 32     (2) 2MB x 32

      96MB         (2) 8MB x 32     (2) 4MB x 32

      128MB        (2) 8MB x 32     (2) 8MB x 32

      128MB       (2) 16MB x 32         None

      136MB       (2) 16MB x 32     (2) 1MB x 32

      144MB       (2) 16MB x 32     (1) 2MB x 32

      160MB       (2) 16MB x 32     (2) 4MB x 32

      192MB       (2) 16MB x 32     (2) 8MB x 32

      256MB       (2) 16MB x 32    (2) 16MB x 32

                DIMM CONFIGURATION

      Size            Bank 2           Bank 3

       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

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     256KB        (2) 32K x 32    8/16K x 8

     512KB        (2) 64K x 32     16K x 8

                        CPU SPEED SELECTION (INTEL)

  CPU Speed     Clock     Multiplier    JP9      JP10     JP12     JP13
               speed

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

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

   233MHz      66MHz         3.5x       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 Speed     Clock     Multiplier    JP9      JP10     JP12     JP13
               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 speed     Clock     Multiplier    JP9      JP10     JP12      JP13
               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

   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 speed     Clock     Multiplier    JP9      JP10     JP12     JP13
               speed

   166MHz      60MHz         2.5x       2 & 3   2 & 3    1 & 2     1 & 2

   200MHz      66MHz         2.5x       2 & 3   2 & 3     Open     1 & 2

  Note: Pins designated are in the closed position.

                       CPU SPEED SELECTION (AMD K5)

  CPU speed     Clock     Multiplier    JP9      JP10     JP12     JP13
               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        1 & 2   1 & 2    1 & 2     1 & 2

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

   150MHz      60MHz         2.5x       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 (AMD K6)

  CPU speed     Clock     Multiplier    JP9      JP10     JP12     JP13
               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       JP5     JP7/ 1 &   JP7/ 3 &   JP7/ 5 &   JP7/ 7 &
                                   2          4          6          8

   3.3V     Closed    Closed      Open      Closed    Closed      Closed

   3.5V     Closed    Closed     Closed     Closed    Closed      Closed

                       CPU VOLTAGE SELECTION (DUAL)

  V I/O   V core   JP1    JP5     JP7/1 &   JP7/3 &    JP7/5 &    JP7/7 &
                                    2          4         6          8

  3.3V    2.2V     Open   Open     Open     Closed      Open       Open

  3.3V    2.8V     Open   Open     Open      Open       Open      Closed

  3.3V    2.9V     Open   Open    Closed     Open       Open      Closed

  3.3V    3.2V     Open   Open    Closed     Open      Closed     Closed

