EVEREX SYSTEMS, INC.

1800B 286/10 (EV-1801)

Processor         80286
Processor Speed   8/10/12MHz
Chip Set          C & T/Suntac
Max. onboard DRAM 1MB
Cache             None
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       Parallel port, serial port (2)
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  Parallel port               CN1       Serial port 2              CN3

  Serial port 1               CN2

                        USER CONFIGURABLE SETTINGS

               Function                     Switch           Position

  »   Monitor type select color               C/M               On

      Monitor type select monochrome          C/M               Off

  »   Factory configured - do not         W1/switch 6           Off
      alter

  »   Factory configured - do not             W9              Unknown
      alter

  »   Factory configured - do not             W10             Unknown
      alter

  »   Factory configured - do not             W13             Unknown
      alter

  »   Factory configured - do not             W16             Unknown
      alter

  Note:The locations of jumpers W9, W10, W13, and W16 are unknown.

                           DRAM CONFIGURATIONS

     Size          Bank 0         Bank 1      W1/switch 7    W1/switch 8

     256KB        (8) 4164       (8) 4164         On             On

     512KB       (8) 41256         NONE           On             Off

     640KB       (8) 41256       (8) 4164         Off            On

      1MB        (8) 41256      (8) 41256         Off            Off

                            BIOS TYPE SETTINGS

     Function      W1/switch 1   W1/switch 2    W1/switch 3   W1/switch 4

  »   BIOS type        On            On            Off           Off
      select
      27256

      BIOS type        Off           Off            On            On
      select
      27512

  NPU SPEED CONFIGURATION

  Speed     W8       W11

  5MHz       B        B

  8MHz       A        A

  10MHz      A        B

                        SERIAL PORT 1 CONFIGURATION

            Port 1                    W14/A                  W14/B

  »            COM1                     On                    On

               COM3                     On                    Off

             Disabled                  Off                    On

                        SERIAL PORT 2 CONFIGURATION

            Port 2                    W14/C                  W14/D

  »            COM2                     On                    On

               COM4                     On                    Off

             Disabled                  Off                    On

                        PARALLEL PORT CONFIGURATION

         LPT              W4/1         W4/2         W4/3         W4/4

  »          1             On           Off          On

             2             On           On           Off          On

         Disabled          Off          Off          Off          Off

                        8-BIT I/O WAIT STATE TABLE

         Wait states                W1/Switch 5                W7

          0 wait states                 On                     N/A

          1 wait state                  Off                    N/A

          2 wait states                 Off                    N/A

          3 wait states                 Off                    N/A

          4 wait states                 Off                     4

          5 wait states                 Off                     5

          6 wait states                 Off                     6

                        16-BIT I/O WAIT STATE TABLE

               Wait states                              W12

                 1 wait state                            1

                2 wait states                            2

                3 wait states                            3

                4 wait states                            4

                5 wait states                           N/A

                6 wait states                           N/A