
IBM CORPORATION

APTIVA 2144 TYPE H-1, APTIVA 2168 TYPE H-1

Device Type       Mainboard
Processor         80486DX2/80486DX4/P24T/P24CT
Processor Speed   33(internal)/66(internal)/100(internal)MHz
Chip Set          Unidentified
Video Chip Set    Unidentified
Maximum Onboard   96MB
Memory
Maximum Video     1MB
Memory
Cache             128KB
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       32-bit VESA local bus slot, floppy drive interface, IDE
                  interfaces (2), parallel port, PS/2 mouse port, serial
                  ports (2), VGA feature connector, VGA port, riser slot,
                  IR connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  PS/2 mouse port             J2       Power LED/IDE              J26
                                       interface LED

  Serial port 1               J3       Soft off power supply      J29

  Serial port 2               J4       Soft off power supply      J30

  Parallel port               J5       IR connector               J41

  VGA port                    J6       Graphics connector         J42

  Floppy drive                J7       Wake on modem              JP5
  interface                            connector

  IDE interface 1             J9       Riser slot                 SL1

  IDE interface 2            J10       32-bit VESA local bus      SL2
                                       slot

  VGA feature connector      J14

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           BC3          Unidentified
      alter

     Factory configured - do not          BC21          Unidentified
      alter

     Factory configured - do not           J13        Pins 1 & 2 closed
      alter (flash BIOS)

     On board video disabled               J15        Pins 1 & 2 closed

      On board video enabled                J15        Pins 2 & 3 closed

      Speaker enabled                       J27        Pins 1 & 2 closed

      Speaker disabled                      J27              Open

     Factory configured - do not           J35          Unidentified
      alter (clock speed)

     Factory configured - do not           J36          Unidentified
      alter (clock speed)

     Factory configured - do not           J37          Unidentified
      alter (clock speed)

     Factory configured - do not           JP1          Unidentified
      alter (floppy drive write
      protect)

     Smart Energy System enabled           JP2        Pins 2 & 3 closed

      Smart Energy System disabled          JP2        Pins 1 & 2 closed

     Factory configured - do not           JP6          Unidentified
      alter (voltage regulator)

     Factory configured - do not           JP7          Unidentified
      alter (VESA local bus)

     Factory configured - do not           JP8          Unidentified
      alter (DMA)

     Factory configured - do not           JP9          Unidentified
      alter (DMA)

      Linear graphics select 128MB         JP11        Pins 1 & 2 closed

      Linear graphics select 2GB           JP11        Pins 2 & 3 closed

     PS/2 mouse enabled                   JP12        Pins 1 & 2 closed

      PS/2 mouse disabled                  JP12        Pins 2 & 3 closed

     Factory configured - do not          JP13          Unidentified
      alter (VESA Local Bus speed)

                    USER CONFIGURABLE SETTINGS (CONT)

               Function                    Label           Position

     Password normal operation            JP14        Pins 1 & 2 closed

      Password clear                       JP14        Pins 2 & 3 closed

      VGA enabled                          JP15        Pins 1 & 2 closed

      VGA disabled                         JP15        Pins 2 & 3 closed

     Factory configured - do not          JP30          Unidentified
      alter (voltage regulator)

     Factory configured - do not          JP41          Unidentified
      alter (parallel port IRQ )

                    SIMM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      4MB       (1) 1M x 36        None          None

      8MB       (1) 2M x 36        None          None

      8MB       (1) 1M x 36    (1) 1M x 36       None

     12MB       (1) 2M x 36    (1) 1M x 36       None

     12MB       (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     16MB       (1) 4M x 36        None          None

     16MB       (1) 2M x 36    (1) 1M x 36    (1) 1M x 36

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

     20MB       (1) 4M x 36    (1) 1M x 36       None

     24MB       (1) 4M x 36    (1) 1M x 36    (1) 1M x 36

     24MB       (1) 4M x 36    (1) 2M x 36       None

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

     32MB       (1) 8M x 36        None          None

     32MB       (1) 4M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 4M x 36    (1) 4M x 36       None

     36MB       (1) 8M x 36    (1) 1M x 36       None

     36MB       (1) 1M x 36    (1) 4M x 36    (1) 4M x 36

     40MB       (1) 8M x 36    (1) 1M x 36    (1) 1M x 36

     40MB       (1) 8M x 36    (1) 2M x 36       None

     48MB       (1) 8M x 36    (1) 2M x 36    (1) 2M x 36

     48MB       (1) 8M x 36    (1) 4M x 36       None

     48MB       (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     64MB       (1) 8M x 36    (1) 4M x 36    (1) 4M x 36

     64MB       (1) 8M x 36    (1) 8M x 36       None

     68MB       (1) 1M x 36    (1) 8M x 36    (1) 8M x 36

     72MB       (1) 2M x 36    (1) 8M x 36    (1) 8M x 36

     80MB       (1) 4M x 36    (1) 8M x 36    (1) 8M x 36

     96MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     128KB        (4) 32K x 8    Unidentified

                       VIDEO MEMORY CONFIGURATION

  Note: 1MB video memory is factory installed and is not configurable.

           CPU SPEED SELECTION

        Speed                JP10

       33iMHz         Pins 1 & 2 closed

       66iMHz         Pins 2 & 3 closed

       100iMHz               Open

                            CPU TYPE SELECTION

     Type        JP23     JP24      JP25      JP38      JP39       JP40

   80486DX2     1 & 2,    2 & 3     Open      1 & 2     Open       Open
                3 & 4

   80486DX4     1 & 2,    2 & 3     Open      1 & 2     Open       Open
                3 & 4

     P24T       1 & 2,    1 & 2,    1 & 2,    2 & 3     3 & 4,    1 & 2
                3 & 4     4 & 5     3 & 4               5 & 6

    P24CT       1 & 2,    1 & 2,    1 & 2,    2 & 3     3 & 4,    1 & 2
                3 & 4     4 & 5     3 & 4               5 & 6

  Note: Pins designated should be in the closed position.

                   LOCAL BUS/PCI SELECTION

       Setting               JP3                  JP4

        VESA           Pins 1 & 2 closed   Pins 1 & 2 closed

         PCI           Pins 2 & 3 closed   Pins 2 & 3 closed

