AST RESEARCH, INC.

ADVANTAGE! 612 (221475-F01)

Processor          Pentium
Processor Speed    75/90/100/120/133/150/166MHz
Chip Set           Unidentified
Max. Onboard DRAM  128MB
Cache              256KB
BIOS               Unidentified
Dimensions         254mm x 218mm
I/O Options        Floppy drive interface, IDE interfaces (2), parallel
                   port, PS/2 mouse port, serial ports (2), 8514 video
                   pass through connector, VGA port, VRM connector, cache
                   slot, riser slot, midi/sound port connector, wave table
                   connector
NPU Options        None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  PS/2 mouse port            CN2        Front panel              J4A1
                                        connector

  Serial port                CN3        IDE interface 2          J8E1

  Serial port                CN4        Floppy drive             J8G1
                                        interface

  Parallel port              CN5        IDE interface 1          J9E1

  VGA port                   CN6        Wavetable connector      J9H1

  VRM connector              J1B1       MIDI/sound port          J9H2
                                        connector

  8514 video pass            J1J1       Cache slot                SL1
  through connector

  Front panel                J2A2       Riser slot                SL2
  connector

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Bus speed select 1/4 clock speed        J4K1          pins 2 & 3
                                                              closed

      Bus speed select 1/3 clock speed        J4K1          pins 1 & 2
                                                              closed

  »   Setup access enabled                    J4K1          pins 4 & 5
                                                              closed

      Setup access disabled                   J4K1          pins 5 & 6
                                                              closed

  »   CMOS memory normal operation            J5K2          pins 1 & 2
                                                              closed

      CMOS memory clear                       J5K2          pins 2 & 3
                                                              closed

  »   Password enabled                        J5K2          pins 4 & 5
                                                              closed

      Password disabled                       J5K2          pins 5 & 6
                                                              closed

  »   Factory configured - do not             J9K1             N/A
      alter

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       8MB         (2) 1M x 32          NONE

      10MB         (2) 1M x 32     (2) 256K x 32

      16MB         (2) 1M x 32      (2) 1M x 32

      16MB         (2) 2M x 32          NONE

      24MB         (2) 2M x 32      (2) 1M x 32

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

      32MB         (2) 4M x 32          NONE

      34MB         (2) 4M x 32     (2) 256K x 32

      40MB         (2) 4M x 32      (2) 1M x 32

      48MB         (2) 4M x 32      (2) 2M x 32

      64MB         (2) 4M x 32      (2) 4M x 32

      64MB         (2) 8M x 32          NONE

      66MB         (2) 8M x 32     (2) 256K x 32

      72MB         (2) 8M x 32      (2) 1M x 32

      80MB         (2) 8M x 32      (2) 2M x 32

      96MB         (2) 8M x 32      (2) 4M x 32

      128MB        (2) 8M x 32      (2) 8M x 32

   CACHE CONFIGURATION

    Size         SL1

    256KB     Installed

                          CPU SPEED CONFIGURATION

         Speed                    J5J1                     J5J2

         75MHz              pins 1 & 2, 4 & 5        pins 1 & 2, 4 & 5
                                 closed                   closed

         90MHz              pins 1 & 2, 5 & 6        pins 1 & 2, 4 & 5
                                 closed                   closed

         100MHz             pins 2 & 3, 4 & 5        pins 1 & 2, 4 & 5
                                 closed                   closed

         120MHz             pins 1 & 2, 5 & 6        pins 2 & 3, 4 & 5
                                 closed                   closed

         133MHz             pins 2 & 3, 4 & 5        pins 2 & 3, 4 & 5
                                 closed                   closed

         150MHz             pins 1 & 2, 5 & 6        pins 2 & 3, 5 & 6
                                 closed                   closed

         166MHz             pins 2 & 3, 4 & 5        pins 2 & 3, 5 & 6
                                 closed                   closed

                         CPU VOLTAGE CONFIGURATION

                Voltage                               J6A2

  »                 3.3v                        pins 1 & 2 closed

  »                 3.6v                        pins 2 & 3 closed

            VIDEO MEMORY CONFIGURATION

      Size            Bank 0           Bank 1

       1MB        (2) 256K x 16         NONE

       2MB        (2) 256K x 16    (2) 256K x 16