AT & T

MODEL 6386/25 WGS (FM-0589-06)

Processor                 80386
Processor Speed           25MHz
Chip Set                  Unidentified
Video Chip Set            None
Maximum Onboard Memory    8MB (32MB on external memory cards)
Maximum Video Memory      None
Cache                     64KB
BIOS                      Unidentified
Dimensions                355mm x 304mm
I/O Options               External memory cards (2), parallel port, PS/2
                          mouse port, serial ports (2)
NPU Options               80387/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  PS/2 mouse port            CN1       Serial port                CN4

  Parallel port              CN2       Remote reset switch        J11

  Serial port                CN3       External memory cards    SL1 & SL2

                        USER CONFIGURABLE SETTINGS

                Function                      Label          Position

  »   Monitor type select color                J3           Pins 1 & 2
                                                              closed

      Monitor type select monochrome           J3           Pins 2 & 3
                                                              closed

  »   Password normal operation                J3           Pins 4 & 5
                                                              closed

      Password clear                           J3           Pins 5 & 6
                                                              closed

      BIOS type select 64KB                    J7           Pins 2 & 3
                                                              closed

      BIOS type select 128KB                   J7           Pins 1 & 2
                                                              closed

  »   Factory configured - do not alter        J10            Closed

  »   Printer acknowledge signal edge          J12          Pins 1 & 2
      trailing edge                                           closed

      Printer acknowledge signal edge          J12          Pins 2 & 3
      leading edge                                            closed

                 DRAM CONFIGURATION

      Size             Bank 0           Bank 1

       4MB           (2) 1M x 9       (2) 1M x 9

       8MB           (2) 4M x 9          None

  Note: The location of the banks is unidentified.

                  DRAM JUMPER CONFIGURATION

        Size                  J8                   J9

         4MB           Pins 2 & 3 closed   Pins 1 & 2 closed

         8MB           Pins 2 & 3 closed   Pins 2 & 3 closed

                   CACHE CONFIGURATION

  Note: The location of the 64KB cache is unidentified.

            PARALLEL PORT ADDRESS SELECTION

          Setting                       J1

            LPT1             Pins 1 & 2, 5 & 6 closed

            LPT2             Pins 2 & 3, 4 & 5 closed

          Disabled           Pins 1 & 2, 4 & 5 closed

     SERIAL PORT 1 ADDRESS SELECTION

       Setting                J2

     COM1 (3F8h)      Pins 5 & 6 closed

      Disabled        Pins 4 & 5 closed

     SERIAL PORT 2 ADDRESS SELECTION

       Setting                J2

     COM2 (2F8h)      Pins 2 & 3 closed

      Disabled        Pins 1 & 2 closed

[Image]

                  DRAM CONFIGURATION

     Size        Bank 0        Bank 1        Bank 2

     4MB       (4) 1M x 9       None          None

     8MB       (4) 1M x 9    (4) 1M x 9       None

     16MB      (4) 1M x 9    (4) 1M x 9    (8) 1M x 9

            DRAM JUMPER CONFIGURATION

   Size      J1        J2        J3        J4

   4MB     Closed     Open      Open     Closed

   8MB      Open     Closed    Closed     Open

   16MB    Closed    Closed     Open      Open