
EPSON, INC.

EQUITY 286 PLUS

Processor               80286
Processor Speed         12MHz
Chip Set                VLSI TOPCAT
Max. Onboard DRAM       5MB
Cache                   None
BIOS                    AMI/Epson
Dimensions              3O4mm x 272mm
I/O Options             Bus mouse port, floppy drive interface, IDE
                        interface, parallel port, serial port, VGA port
NPU Options             80287

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  External battery            CN1       IDE interface              CN9

  Serial port                 CN2       Floppy drive              CN10
                                        interface

  Parallel port               CN3       Hard disk access LED      CN11

  CPU speed/disk access       CN5       Power LED                 CN12
  LED

  Bus mouse port              CN7       Speaker                   CN13

  VGA adapter                 CN8

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     NPU speed select 10MHz                   J2            pins 2 & 3
                                                              closed

      NPU speed select 8MHz                    J2            pins 1 & 2
                                                              closed

     Bus mouse port enabled                   J4            pins 1 & 2
                                                              closed

      Bus mouse port disabled                  J4            pins 2 & 3
                                                              closed

     Monitor type select color                J5            pins 1 & 2
                                                              closed

      Monitor type select monochrome           J5            pins 2 & 3
                                                              closed

     Password enabled                         J6            pins 2 & 3
                                                              closed

      Password disabled                        J6            pins 1 & 2
                                                              closed

                      DRAM CONFIGURATION

      Size          Bank 1          Bank 2          Bank 3

      1MB            NONE            NONE            NONE

     1.5MB       (2) 256K x 9        NONE            NONE

      2MB        (2) 256K x 9    (2) 256K x 9        NONE

      3MB         (2) 1M x 9     (2) 256K x 9    (2) 256K x 9

      5MB         (2) 1M x 9     (2) 256K x 9    (2) 256K x 9

                     VIDEO CONFIGURATION

      Function                J1                   J3

      Disabled         pins 2 & 3 closed   pins 2 & 3 closed

       Enabled         pins 1 & 2 closed   pins 1 & 2 closed

