
TEKRAM TECHNOLOGY CO., LTD.

P6B40-A4Z

Device Type       Mainboard
Processor         Pentium II/Celeron
Processor Speed   233/266/300/333/350/366/400/450/500/550MHz
Chip Set          Intel 440ZX
Maximum Onboard   256MB (EDO & SDRAM supported)
Memory
Cache             0/128/256/512KB (located on the CPU)
BIOS              Award
Dimensions        305mm x 170mm
I/O Options       32-bit PCI slots (4), 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, AGP slot, wake on LAN connector,
                  SB-link connector

[Image]

                                CONNECTIONS

  Purpose              Location       Purpose               Location

  AGP slot               AGP          Turbo LED          J11/pins 3 & 5

  ATX power              ATX          Green PC           J11/pins 7 & 9
  connector                           connector

  Parallel port          CN1          Speaker                J11/pins
                                                           14/16/18/20

  Serial port 2          CN2          Reset switch      J11/pins 17 & 19

  Serial port 1          CN3          Wake on LAN              J12
                                      connector

  USB connector          CN4          IDE interface            JP2
  1                                   LED

  USB connector          CN5          IR connector             JP4
  2

  PS/2 mouse             CN6          Soft off power           JP9
  port                                supply

  Floppy drive           CN7          Temperature             JP10
  interface                           sensor

  IDE interface          CN8          Chassis fan             JP18
  2                                   power

  IDE interface          CN9          Chassis                 JP20
  1                                   intrusion

  Chassis fan             J7          SB-link                 JP22
  power                               connector

  Power LED &          J11/pins       32-bit PCI            PC1 - PC4
  keylock             2/4/6/8/10      slots

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Power state function enabled           JP19             Closed

      Power state function disabled          JP19              Open

                  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) 16M x 64          None

      128MB          (1) 8M x 64       (1) 8M x 64

      136MB         (1) 16M x 64       (1) 1M x 64

      144MB         (1) 16M x 64       (1) 2M x 64

      160MB         (1) 16M x 64       (1) 4M x 64

      192MB         (1) 16M x 64       (1) 8M x 64

      256MB         (1) 16M x 64      (1) 16M x 64

            Note: Board accepts EDO & SDRAM memory.

                            CACHE CONFIGURATION

            Note: 256KB/512KB cache is located on the Pentium II CPU.
            128KB cache is located on the Celeron 300A & 333 CPU.

                            CPU SPEED SELECTION

   CPU speed     Clock speed     Multiplier         JP5          JP21

    233MHz         66MHz            3.5x          1 & 2, 7      Closed
                                                    & 8

    266MHz         66MHz             4x           1 & 2, 3      Closed
                                                  & 4, 5 &
                                                     6

    300MHz         66MHz            4.5x          1 & 2, 5      Closed
                                                    & 6

    333MHz         66MHz             5x           1 & 2, 3      Closed
                                                    & 4

    366MHz         66MHz            5.5x           1 & 2        Closed

    350MHz         100MHz           3.5x          1 & 2, 7       Open
                                                    & 8

    400MHz         100MHz            4x           1 & 2, 3       Open
                                                  & 4, 5 &
                                                     6

    450MHz         100MHz           4.5x          1 & 2, 5       Open
                                                    & 6

    500MHz         100MHz            5x           1 & 2, 3       Open
                                                    & 4

    550MHz         100MHz           5.5x           1 & 2         Open

  Note: Pins designated should be in the closed position.

