AST RESEARCH, INC.

BRAVO MT P/60 (230598-001)

Processor              Pentium
Processor Speed        60/66MHz
Chip Set               AST
Max. Onboard DRAM      128MB
Cache                  256/512KB
BIOS                   AMI
Dimensions             330mm x 218mm
I/O Options            32-bit VESA local bus slots (2), PS/2 mouse port,
                       floppy drive interface, IDE interface, parallel
                       port, serial ports (2)
NPU Options            None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  PS/2 mouse port            J4        Speaker                    J34

  External battery           J5        IDE interface LED          J41

  Parallel port              J6        Power LED connector        J42

  IDE interface              J7        Reset switch               J43

  Serial port 1              J8        Turbo switch (not          J45
                                       used)

  Serial port 2              J9        Power LED & keylock        J48
                                       (not used)

  Floppy drive              J10        32-bit VESA Local       SL1 & SL2
  interface                            bus slots

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch        Position

  »   Factory configured - do not            J13               Open
      alter

  »   Factory configured - do not            J17               Open
      alter

  »   Parallel port IRQ select               J18             pins 1 & 2
      IRQ7                                                    closed

      Parallel port IRQ select               J18             pins 2 & 3
      IRQ5                                                    closed

  »   Factory configured - do not            J26               Open
      alter

  »   On board mouse enabled                 J28             pins 1 & 2
                                                              closed

      On board mouse disabled                J28             pins 2 & 3
                                                              closed

  »   CMOS memory normal operation           J29             pins 1 & 2
                                                              closed

      CMOS memory clear                      J29             pins 2 & 3
                                                              closed

  »   Flash BIOS update enabled              J51              Closed

      Flash BIOS update disabled             J51               Open

  »   Factory configured - do not           SW1/1               Off
      alter

  »   Monitor type select color             SW1/2               On

      Monitor type select                   SW1/2               Off
      monochrome

                         SERIAL PORT CONFIGURATION

     Port 1           Port 2              J19                 J20

      IRQ3             IRQ4            pins 2 & 3      pins 2 & 3 closed
                                        closed

      IRQ4             IRQ3            pins 1 & 2      pins 1 & 2 closed
                                        closed

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       4MB        (2) 256K x 36    (2) 256K x 36

       8MB         (2) 1M x 36          NONE

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

      32MB         (2) 4M x 36          NONE

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

      64MB         (2) 8M x 36          NONE

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

                   CACHE CONFIGURATION

       Size              Bank 0              Bank 1

       256KB           (8) 32K x 8            NONE

       512KB           (8) 32K x 8        (8) 32K x 8

  Note: This system board may only support 256KB cache.

                 CACHE JUMPER CONFIGURATION

   Size       J30       J31       J52       J53       J54

  256KB      Open     Closed     1 & 2     1 & 2     1 & 2

  512KB     Closed    Closed     2 & 3     2 & 3     2 & 3

  Note: Pins designated should be in the closed position.

                CPU SPEED CONFIGURATION

           Speed                        J38

           60MHz             pins 1 & 2, 5 & 6 closed

           66MHz                 pins 3 & 4 closed