DELL COMPUTER CORPORATION

SYSTEM 316SX

Processor                  80386SX
Processor Speed            8/16MHz
Chip Set                   Faraday
Max. Onboard DRAM          8MB
SRAM Cache                 None
BIOS                       AMI
Dimensions                 342mm x 185mm
I/O Options                16-bit riser card slot, floppy drive interface,
                           IDE interface

                           parallel port, serial port (2), VGA feature
                           connector, VGA port

                           diagnostic test port
NPU Options                80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Serial port 1               J3       VGA port                    J8

  Floppy drive                J4       Front panel switches       J16
  interface                            & LEDs

  IDE interface               J5       VGA feature connector      J18

  Serial port 2               J6       16-bit riser card           S1

  Parallel port               J7       Diagnostic test port       TEST

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not alter        JM1             open

  »   Factory configured - do not alter        JM2             open

  »   VGA port interrupt request select        JM3             open
      none

      VGA port interrupt request select        JM3            closed
      IRQ9

  »   Monitor type select color                JM4           pins 2 & 3
                                                              closed

      Monitor type select monochrome           JM4           pins 1 & 2
                                                              closed

  »   On-board VGA port enabled                JM5           pins 2 & 3
                                                              closed

      On-board VGA port disabled               JM5           pins 1 & 2
                                                              closed

  »   IOCHRDY signal normal                    JM6             open

      IOCHRDY signal from pin 21               JM6           pins 1 & 2
      enabled                                                 closed

      IOCHRDY signal from pin 27               JM6           pins 2 & 3
      enabled                                                 closed

  »   IDE interface (J5) enabled               JM7           pins 2 & 3
                                                              closed

      IDE interface (J5) disabled              JM7           pins 1 & 2
                                                              closed

  »   Tri-state diagnostic signal              JM8           pins 1 & 2
      indicates true drive state at                           closed
      IRQ14

      Tri-state diagnostic signal              JM8           pins 2 & 3
      forced to "passed diagnostic"                           closed

  »   Floppy drive interface (J4)              JM9           pins 2 & 3
      enabled                                                 closed

      Floppy drive interface (J4)              JM9           pins 1 & 2
      disabled                                                closed

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2         Bank 3

     512KB       (2) 256K x        NONE          NONE           NONE
                     9

      1MB        (2) 256K x     (2) 256K x       NONE           NONE
                     9              9

     1.5MB       (2) 256K x     (2) 256K x     (2) 256K x       NONE
                     9              9              9

      2MB        (2) 1M x 9        NONE          NONE           NONE

     2.5MB       (2) 1M x 9     (2) 256K x       NONE           NONE
                                    9

      3MB        (2) 1M x 9     (2) 256K x     (2) 256K x       NONE
                                    9              9

      4MB        (2) 1M x 9     (2) 1M x 9       NONE           NONE

     4.5MB       (2) 1M x 9     (2) 1M x 9     (2) 256K x       NONE
                                                   9

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

      6MB        (2) 1M x 9     (2) 1M x 9    (2) 1M x 9        NONE

      8MB        (2) 1M x 9     (2) 1M x 9    (2) 1M x 9     (2) 1M x 9