EPSON, INC.

EQUITY II

Processor         8088
Processor Speed   4.77/7.16MHz
Chip Set          Epson
Max. Onboard DRAM 256KB
Cache             None
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       8087

[Image]

                                CONNECTIONS

  Purpose                 Location      Purpose                Location

  External memory card       CN2        Speaker                  CN12
  connector

  Parallel port              CN3        External battery         CN13

  Serial port                CN4        32-bit external          CN14
                                        memory slot

  Monitor port               CN5        Unknown                  CN15

  Composite video            CN6        32-bit card slot          S1
  interface

  Floppy drive               CN9        32-bit card slot          S2
  interface

  Floppy drive              CN10        32-bit card slot          S3
  interface

  Power LED & keylock       CN11

                        USER CONFIGURABLE SETTINGS

                Function                     Switch          Position

  »   Floppy drive A 360KB installed         SW1/1              On

      Floppy drive A 1.2MB installed         SW1/1             Off

  »   NPU enabled                            SW1/2             Off

      NPU disabled                           SW1/2              On

  »   Factory configured - do not            SW1/3             Off
      alter

  »   Parallel port primary enabled          SW1/4             Off

      Parallel port secondary enabled        SW1/4              On

  »   Factory configured - do not            SW2/1             Off
      alter

  »   Factory configured - do not            SW2/2             Off
      alter

  »   Factory configured - do not            SW2/3             Off
      alter

  »   Factory configured - do not            SW2/4             Off
      alter

      Parity checking enabled                SW2/5             Off

      Parity checking disabled               SW2/5              On

  »   Factory configured - do not            SW2/6             Off
      alter

      Primary internal serial                SW2/7             Off
      interface enabled

      Secondary internal serial              SW2/7              On
      interface enabled

      Internal serial interface              SW2/8             Off
      enabled

      Internal serial interface              SW2/8              On
      disabled

  »   Factory configured - do not             SW3              N/A
      alter

  »   Factory configured - do not             SW4               On
      alter

                      DRAM CONFIGURATION

        Size                Bank 0               Bank 1

        640KB              (8) 4164            (8) 41256

  Note:The exact locations of Bank 0 and Bank 1 are unknown.

                 DMA INTERRUPT CONFIGURATION

         DMA                  J1                   J2

   Dack 0 enabled      pins 1 & 2 closed   pins 1 & 2 closed

   Dack 0 disabled     pins 2 & 3 closed   pins 2 & 3 closed

                          MONITOR TYPE SELECTION

          Type                 SW1/switch 5             SW1/switch 6

      Internal video                On                       On
        disabled

       Monochrome                  Off                      Off

      Color 40 x 25                Off                       On

      Color 80 x 25                 On                      Off

                FLOPPY DRIVE CONFIGURATION

  Number of drives     SW1/switch 7        SW1/switch 8

         1                  On                  On

         2                  Off                 On