TMC RESEARCH CORPORATION

AI6NF (VER. 1.1A)

Processor                Pentium Pro
Processor Speed          150/166/180/200MHz
Chip Set                 Intel
Video Chip Set           None
Maximum Onboard Memory   256MB (EDO supported)
Maximum Video Memory     None
Cache                    256/512KB (located on Pentium Pro CPU)
BIOS                     AMI
Dimensions               330mm x 218mm
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, VRM connector, USB connector
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  PS/2 mouse               J6          Turbo LED            J22/pins 8 &
  interface                                                      18

  Serial port 1            J7          Reset switch         J22/pins 9 &
                                                                 19

  Floppy drive             J8          IDE interface LED    J22/pins 10 &
  interface                                                      20

  IDE interface 2          J9          Power LED &          J22/pins 11 -
                                       keylock                   15

  Serial port 2            J10         IR connector             JP25

  Parallel port            J11         Chassis fan power        JP28

  IDE interface 1          J12         Chassis fan power        JP29

  Speaker              J22/pins 1 -    32-bit PCI slots      PC1 – PC4
                            4

  Green PC             J22/pins 6 &    VRM connector            VRM
  connector                16

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

  »   Factory configured – do not           J26          Unidentified
      alter

  »   Factory configured – do not           J27          Unidentified
      alter

      On board I/O enabled                  JP8              Open

      On board I/O disabled                 JP8             Closed

      Parallel port IRQ select IRQ7        JP11        Pins 2 & 3 closed

      Parallel port IRQ select IRQ5        JP11        Pins 1 & 2 closed

  »   CMOS memory normal operation         JP19              Open

      CMOS memory clear                    JP19             Closed

  »   Flash BIOS voltage select 12v        JP27        Pins 1 & 2 closed

      Flash BIOS voltage select 5v         JP27        Pins 2 & 3 closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (2) 1M x 36        None

      16MB        (2) 2M x 36        None

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

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

      32MB        (2) 4M x 36        None

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

      40MB        (2) 4M x 36    (2) 1M x 36

      48MB        (2) 4M x 36    (2) 2M x 36

      64MB        (2) 8M x 36        None

      64MB        (2) 4M x 36    (2) 4M x 36

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

      80MB        (2) 8M x 36    (2) 2M x 36

      96MB        (2) 8M x 36    (2) 4M x 36

     128MB        (2) 8M x 36    (2) 8M x 36

     128MB        (2) 16M x 36       None

          DRAM CONFIGURATION (CON’T)

      Size          Bank 0          Bank 1

     136MB        (2) 16M x 36   (2) 1M x 36

     144MB        (2) 16M x 36   (2) 2M x 36

     160MB        (2) 16M x 36   (2) 4M x 36

     192MB        (2) 16M x 36   (2) 8M x 36

     256MB        (2) 16M x 36   (2) 16M x 36

  Note: Board accepts EDO memory.

                      CACHE CONFIGURATION

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

                            CPU SPEED SELECTION

    CPU      Clock    Multiplier     JP12      JP13      JP14      JP21
  speed     speed

  150MHz    60MHz        2.5x        Open     Closed    Closed     Open

  166MHz    66MHz        2.5x       Closed     Open     Closed     Open

  180MHz    60MHz         3x         Open     Closed    Closed    Closed

  200MHz    66MHz         3x        Closed     Open     Closed    Closed

                        CPU SPEED SELECTION (CON’T)

  CPU speed     Clock     Multiplier      JP22        JP23        JP24
               speed

   150MHz      60MHz         2.5x        Closed      Closed      Closed

   166MHz      66MHz         2.5x        Closed      Closed      Closed

   180MHz      60MHz          3x          Open       Closed      Closed

   200MHz      66MHz          3x          Open       Closed      Closed

                    DMA CHANNEL SELECTION

       Channel               JP9                  JP10

          1            Pins 1 & 2 closed   Pins 1 & 2 closed

          3            Pins 2 & 3 closed   Pins 2 & 3 closed

                        SERIAL PORT 2 SELECTION

        Setting                   JP3                     JP4

      Used as COM          Pins 1 & 2 closed       Pins 1 & 2 closed

  Used as IR connector     Pins 2 & 3 closed       Pins 2 & 3 closed

                     SERIAL PORT 1 INTERRUPT SELECTION

         Setting                   IRQ                     JP30

           COM1                    IRQ3              Pins 1 & 2, 3 & 4
                                                          closed
           COM2                    IRQ4

           COM1                    IRQ4              Pins 1 & 3, 2 & 4
                                                          closed
           COM2                    IRQ3