AST RESEARCH, INC.

ADVANTAGE! 610/611 486

(202716-101, 102, 202802-101)

Processor  80486SX/80487SX/ODP486/ODPR486/80486DX/CX486DX2/80486DX2/P24T/
           CX5X86
Processor  25/33/50(internal)/66(internal)/100(internal)MHz
Speed
Chip Set   Unidentified
Max.       20MB
Onboard
DRAM
Cache      None
BIOS       AST
Dimensions 220mm x 220mm
I/O        Floppy drive interface, IDE interface, parallel port, PS/2
Options    mouse port, serial port, 8514 video pass through connector, VGA
           port, riser slot
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  VGA port                 CN1        IDE interface LED           E13

  Parallel port            CN2        8514 video pass             J19
                                      through connector

  Serial port              CN3        IDE interface               J22

  PS/2 mouse port          CN4        Floppy drive                J24
                                      interface

  Reset switch             E11        Chassis fan power           J28

  Power LED                E12        Riser slot                  SL1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not              E1              Open
      alter

  »   Factory configured - do not              E2              Open
      alter

  »   On board video enabled                   E3             Closed

      Auto-sense add in video                  E3              Open

  »   Monitor type select color                E4              Open

      Monitor type select monochrome           E4             Closed

  »   Password enabled                         E5              Open

      Password disabled                        E5             Closed

  »   Factory configured - do not              E8              Open
      alter

  »   Flash BIOS normal operation             E14              Open

      Flash BIOS force update at boot         E14             Closed

  »   Factory configured - do not             E16              Open
      alter

                      DRAM CONFIGURATION

        Size                Bank 0               Bank 1

         4MB                 4MB                  None

         5MB                 4MB             (1) 256K x 32

         8MB                 4MB              (1) 4M x 32

        20MB                 4MB              (1) 4M x 32

  Note: Bank 0 is factory installed and is not configurable.

                          CPU TYPE CONFIGURATION

      Type            E6            E7            E9             E10

    80486SX       Pins 1 & 2       Open        Pins 2 & 3     Pins 1 & 2
                    closed                      closed          closed

    80478SX       Pins 1 & 2      Closed       Pins 1 & 2     Pins 2 & 3
                    closed                      closed          closed

     ODP486       Pins 1 & 2      Closed       Pins 1 & 2     Pins 2 & 3
                    closed                      closed          closed

    ODPR486       Pins 1 & 2      Closed       Pins 2 & 3     Pins 2 & 3
                    closed                      closed          closed

    80486DX       Pins 1 & 2      Closed       Pins 2 & 3     Pins 2 & 3
                    closed                      closed          closed

    80486DX2      Pins 1 & 2      Closed       Pins 2 & 3     Pins 2 & 3
                    closed                      closed          closed

      P24T        Pins 2 & 3      Closed       Pins 1 & 2     Pins 2 & 3
                    closed                      closed          closed