
GEMLIGHT COMPUTER, LTD.

GMB-P57IPS (VER. 3.01)

Processor            CX 6X86/CX 6X86MX/AM K5/AM K6/Pentium
Processor Speed      90/100/120/133/150/166/200/233MHz
Chip Set             Intel
Video Chip Set       None
Maximum Onboard      256MB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 Award
Dimensions           260mm x 220mm
I/O Options          32-bit PCI slots (4), floppy drive interface, green PC
                     connector, IDE interfaces (2), parallel port, PS/2
                     mouse interface, serial ports (2), IR connector, USB
                     connectors (2)
NPU Options          None

[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 2             J13
                            10

  Power LED &          J2/pins 11 -    Serial port 1             J14
  keylock                   15

  Speaker              J2/pins 17 -    Parallel port             J15
                            20

  IDE interface 1          J10         Floppy drive              J16
                                       interface

  IDE interface 2          J11         32-bit PCI slots       PC1  PC4

  USB connector 1      J12/pins 2 -
                            5

                        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

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (2) 1M x 32        None

      16MB        (2) 2M x 32        None

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

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

      32MB        (2) 4M x 32        None

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

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

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

      64MB        (2) 8M x 32        None

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

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

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

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

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

     128MB        (2) 16M x 32       None

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

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

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

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

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

            Note: Board accepts EDO memory.

             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

                 CACHE CONFIGURATION

       Size            Bank 0              TAG

      256KB         (2) 32K x 32     (1) 8K/16K x 8

      512KB         (2) 64K x 32       (1) 16K x 8

                       CPU SPEED SELECTION (CX 6X86)

    CPU        Clock     Multiplier     JP9     JP10      JP12     JP13
   speed      speed

  133MHz      66MHz          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      66MHz          3x         2 & 3   1 & 2    3 & 4     1 & 2

  Note: Pins designated should be 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    1 & 2     1 & 2

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

  Note: Pins designated should be 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        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 should be 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

  Note: Pins designated should be in the closed position.

                        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

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

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

       Voltage             JP1               JP5                JP7

        3.3v           1 & 2, 3 & 4,        Closed         3 & 4, 5 & 6
                          5 & 6

        3.5v           1 & 2, 3 & 4,        Closed         1 & 2, 3 & 4,
                          5 & 6                                5 & 6

  Note: Pins designated should be in the closed position.

                       CPU VOLTAGE SELECTION (DUAL)

    Voltage         V core           JP1           JP5           JP7

      3.3v           2.8v           Open          Open           Open

      3.3v           2.9v           Open          Open          1 & 2

      3.3v           3.2v           Open          Open        1 & 2, 5 &
                                                                  6

  Note: Pins designated should be in the closed position.

