
SUPER MICRO

P6DBS

Device Type            Mainboard
Processor              Pentium II
Processor Speed        233/266/300/333/350/400/450MHz
Chip Set               Intel 440GX
Maximum Onboard Memory 2GB (SDRAM supported)
Cache                  256/512KB (located on the Pentium II CPU)
BIOS                   AMI
Dimensions             305mm x 244mm
I/O Options            32-bit PCI slots (4), floppy drive interface, IDE
(backplane)            interfaces (2), Wide Ultra SCSI interface, Wide SCSI
                       interface (2), parallel port, PS/2 mouse port,
                       serial ports (2), IR connector, USB connectors (2),
                       ATX power connector, AGP slot, SB link connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  AGP slot                   AGP       Power LED & keylock        JF1B

  ATX power connector        ATX       Speaker                    JF1C

  IDE interface 1            J15       IR connector               JF2A

  IDE interface 2            J16       Power switch               JF2B

  USB connector 1            J17       Reset switch               JF2C

  USB connector 2            J18       Chassis intrusion          JL1

  Parallel port              J19       Overheat LED               JOH

  Serial port 1              J20       CPU fan power              JT1

  Serial port 2              J21       CPU fan power              JT2

  Floppy drive interface     J22       Chassis fan power          JT3

  PS/2 mouse port            J34       32-bit PCI slots         PC1 - PC4

  Ultra Wide SCSI            JA1       Secondary power            PWR2
  interface                            connector

  Ultra Wide SCSI            JA2       SB link                    SBL
  interface

  SCSI 2 interface           JA3       SCSI LED                  SCLED

  RAID slot                  JA4       Wake on LAN                WOL

  IDE interface LED          JF1A

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not          JP18          Unidentified
      alter

     Factory configured - do not           JA7          Unidentified
      alter

     Factory configured - do not           JAS          Unidentified
      alter

     Factory configured - do not           JAM          Unidentified
      alter

     Pentium II CTL PD state              JP20        Pins 1 & 2 closed

      BIOS CTL PD state                    JP20        Pins 2 & 3 closed

     CMOS memory normal operation         JBT1        Pins 1 & 2 closed

      CMOS memory clear                    JBT1        Pins 2 & 3 closed

      Onboard buzzer enabled               BZON             Closed

      Onboard buzzer disabled              BZON              Open

                            DIMM CONFIGURATION

      Size          Bank 0        Bank 1         Bank 2         Bank 3

      8MB          (1) 1MB x       None           None           None
                      64

      16MB         (1) 1MB x     (1) 1MB x        None           None
                      64            64

      16MB         (1) 2MB x       None           None           None
                      64

      24MB         (1) 1MB x     (1) 1MB x      (1) 1MB x
                      64            64             64

      32MB         (1) 1MB x     (1) 1MB x      (1) 1MB x    (1) 1MB x 64
                      64            64             64

      32MB         (1) 2MB x     (1) 2MB x        None           None
                      64            64

      32MB         (1) 4MB x       None           None           None
                      64

      40MB         (1) 2MB x     (1) 2MB x      (1) 1MB x        None
                      64            64             64

      48MB         (1) 2MB x     (1) 2MB x      (1) 2MB x        None
                      64            64             64

      64MB         (1) 2MB x     (1) 2MB x      (1) 2MB x    (1) 2MB x 64
                      64            64             64

      64MB         (1) 4MB x     (1) 4MB x        None           None
                      64            64

      64MB         (1) 8MB x       None           None           None
                      64

      88MB         (1) 4MB x     (1) 4MB x      (1) 2MB x    (1) 1MB x 64
                      64            64             64

      96MB         (1) 4MB x     (1) 4MB x      (1) 4MB x
                      64            64             64

     112MB         (1) 4MB x     (1) 4MB x      (1) 4MB x    (1) 2MB x 64
                      64            64             64

     128MB         (1) 4MB x     (1) 4MB x      (1) 4MB x    (1) 4MB x 64
                      64            64             64

     128MB         (1) 8MB x     (1) 8MB x        None           None
                      64            64

     128MB        (1) 16MB x       None           None           None
                      64

     176MB         (1) 8MB x     (1) 8MB x      (1) 4MB x    (1) 2MB x 64
                      64            64             64

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

     224MB         (1) 8MB x     (1) 8MB x      (1) 8MB x    (1) 4MB x 64
                      64            64             64

     256MB         (1) 8MB x     (1) 8MB x      (1) 8MB x    (1) 8MB x 64
                      64            64             64

     256MB        (1) 16MB x     (1) 16MB x       None           None
                      64            64

     256MB        (1) 32MB x       None           None           None
                      64

     352 MB       (1) 16MB x     (1) 16MB x     (1) 8MB x    (1) 4MB x 64
                      64            64             64

     384MB        (1) 16MB x     (1) 16MB x    (1) 16MB x
                      64            64             64

     448 MB       (1) 16MB x     (1) 16MB x    (1) 16MB x    (1) 8MB x 64
                      64            64             64

     512MB        (1) 16MB x     (1) 16MB x    (1) 16MB x     (1) 16MB x
                      64            64             64             64

     512MB        (1) 32MB x     (1) 32MB x       None           None
                      64            64

     512MB        (1) 64MB x       None           None           None
                      64

     704 MB       (1) 32MB x     (1) 32MB x    (1) 16MB x    (1) 8MB x 64
                      64            64             64

     768MB        (1) 32MB x     (1) 32MB x    (1) 32MB x        None
                      64            64             64

     896 MB       (1) 32MB x     (1) 32MB x    (1) 32MB x     (1) 16MB x
                      64            64             64             64

     1024MB       (1) 32MB x     (1) 32MB x    (1) 32MB x     (1) 32MB x
                      64            64             64             64

     1024MB       (1) 64MB x     (1) 64MB x       None           None
                      64            64

    1408 MB       (1) 64MB x     (1) 64MB x    (1) 32MB x     (1) 16MB x
                      64            64             64             64

     1536MB       (1) 64MB x     (1) 64MB x    (1) 64MB x        None
                      64            64             64

    1792 MB       (1) 64MB x     (1) 64MB x    (1) 64MB x     (1) 32MB x
                      64            64             64             64

     2048MB       (1) 64MB x     (1) 64MB x    (1) 64MB x     (1) 64MB x
                      64            64             64             64

                          CACHE CONFIGURATION

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

                     CPU SPEED SELECTION (PENTIUM II)

  CPU speed     Clock     Multiplier       JB1         JB2         JB3
               speed

   233MHz      66MHz         3.5x         Open        Open       Closed

   266MHz      66MHz          4x         Closed      Closed       Open

   300MHz      66MHz         4.5x         Open       Closed       Open

   333MHz      66MHz          5x         Closed       Open        Open

   350MHz      100MHz        3.5x         Open        Open       Closed

   400MHz      100MHz         4x         Closed      Closed       Open

   450MHz      100MHz        4.5x         Open       Closed       Open

                  CPU SPEED SELECTION (PENTIUM II CONT)

  CPU speed       Clock      Multiplier         JB4             JP11
                  speed

    233MHz        66MHz         3.5x          Closed         Pins 2 & 3
                                                               closed

    266MHz        66MHz          4x           Closed         Pins 2 & 3
                                                               closed

    300MHz        66MHz         4.5x          Closed         Pins 2 & 3
                                                               closed

    333MHz        66MHz          5x           Closed         Pins 2 & 3
                                                               closed

    350MHz       100MHz         3.5x          Closed            Open

    400MHz       100MHz          4x           Closed            Open

    450MHz       100MHz         4.5x          Closed            Open

