
DELL COMPUTER CORPORATION

ARC SYSTEM BOARD

Processor              8088
Processor Speed        4.77/8MHz
Chip Set               Unidentified
Video Chip Set         None
Maximum Onboard Memory 640KB
Maximum Video Memory   None
Cache                  None
BIOS                   Unidentified
Dimensions             330mm x 218mm
I/O Options            None
NPU Options            8087

[Image]

                                CONNECTIONS

  Purpose                    Location   Purpose                  Location

  Light pen connector           J2      Speaker                    J3

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     Factory configured - do not alter        C2           Pins 2 & 3
                                                              closed

     Factory configured - do not alter      SW1/1             Off

      NPU not installed                      SW1/2              On

      NPU installed                          SW1/2             Off

     Factory configured - do not alter      SW1/3             Off

     Factory configured - do not alter      SW1/4             Off

                            DRAM CONFIGURATION

  Note: Board accepts 256KB/640KB memory. The configuration is
  unidentified.

        DRAM JUMPER CONFIGURATION

        Size                  C1

        256KB         Pins 1 & 2 closed

        640KB         Pins 2 & 3 closed

             VIDEO SELECTION

   Setting        SW1/5        SW1/6

  Monochrome       Off          Off

     CGA           On           Off

     EGA           On            On

                  FLOPPY DRIVE SELECTION

  Drives installed         SW1/7               SW1/8

         1                  On                  On

         2                  Off                 On

         3                  On                  Off

         4                  Off                 Off

