
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-686KX

Device Type            Mainboard
Processor              Pentium II
Processor Speed        200/233/266/300/333/366MHz
Chip Set               Intel
Video Chip Set         None
Maximum Onboard Memory 768MB (EDO & SDRAM supported)
Maximum Video Memory   None
Cache                  256/512KB (located on Pentium II CPU)
BIOS                   Award
Dimensions             305mm x 244mm
I/O Options            32-bit PCI slots (5), floppy drive interface, green
                       PC connector, IDE interfaces (2), parallel port,
                       PS/2 mouse port, serial ports (2), IR connector, USB
                       connectors (2), ATX power connector
NPU Options            None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       CPU fan power               J1

  Serial port 1              CN1       Speaker                     J3

  Parallel port              CN2       Reset switch                J4

  Serial port 2              CN3       Power LED                   J5

  PS/2 mouse port            CN4       IDE interface LED           J6

  USB connector 1            CN5       IR connector                J7

  USB connector 2            CN5A      Soft off power supply       J9

  IDE interface 2            CN6       Green PC LED               J10

  IDE interface 1            CN7       32-bit PCI slots         PC1  PC5

  Floppy drive interface     CN8

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J8           Unidentified
      alter

                      SIMM CONFIGURATION

      Size          Bank 0          Bank 1          Bank 2

      8MB         (2) 1M x 36        None            None

      16MB        (2) 1M x 36     (2) 1M x 36        None

      16MB        (2) 2M x 36        None            None

      24MB        (2) 1M x 36     (2) 1M x 36    (2) 1M x 36

      32MB        (2) 2M x 36     (2) 2M x 36        None

      32MB        (2) 4M x 36        None            None

      48MB        (2) 2M x 36     (2) 2M x 36    (2) 2M x 36

      64MB        (2) 4M x 36     (2) 4M x 36        None

      64MB        (2) 8M x 36        None            None

      96MB        (2) 4M x 36     (2) 4M x 36    (2) 4M x 36

     128MB        (2) 8M x 36     (2) 8M x 36        None

     128MB       (2) 16M x 36        None            None

     192MB        (2) 8M x 36     (2) 8M x 36    (2) 8M x 36

     256MB       (2) 16M x 36    (2) 16M x 36        None

     256MB       (2) 32M x 36        None            None

     384MB       (2) 16M x 36    (2) 16M x 36    (2) 16M x 36

     512MB       (2) 32M x 36    (2) 32M x 36        None

     768MB       (2) 32M x 36    (2) 32M x 36    (2) 32M x 36

            Note: Board accepts EDO memory.

                     CACHE CONFIGURATION

  Note: 256KB/512KB cache is located on the Pentium II CPU.

                            CPU SPEED SELECTION

    CPU        Clock     Multiplier     S1/1     S1/2     S1/3      S1/4
   speed      speed

  200MHz      66MHz          3x         Off       On       Off      Off

  233MHz      66MHz         3.5x         On       On       Off      Off

  266MHz      66MHz          4x         Off      Off       On       Off

  300MHz      66MHz         4.5x         On      Off       On       Off

  333MHz      66MHz          5x         Off       On       On       Off

  366MHz      66MHz         5.5x         On       On       On       Off

