
DEICO ELECTRONICS, INC.

PC-SXi

Processor               80386SX
Processor Speed         16/20MHz
Chip Set                ACC/VIA
Max. Onboard DRAM       8MB
Cache                   None
BIOS                    Quadtel
Dimensions              330mm x 218mm
I/O Options             Parallel port, serial ports (2), floppy drive
                        interface, IDE interface
NPU Options             80387SX

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Parallel port            J15         IDE interface LED        J22

  Serial port 1            J18         Turbo LED           J24 pins 3 & 4

  Serial port 2            J19         Reset switch        J24 pins 1 & 2

  Floppy drive             J20         Speaker                  J25
  interface

  IDE interface            J21         Power LED &              J26
                                       keylock

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Serial port 1 enabled                    WA            pins 2 & 3
                                                              closed

      Serial port 1 disabled                   WA            pins 1 & 2
                                                              closed

     Serial port 2 enabled                    WB            pins 2 & 3
                                                              closed

      Serial port 2 disabled                   WB            pins 1 & 2
                                                              closed

     Parallel port enabled                    WC            pins 2 & 3
                                                              closed

      Parallel port disabled                   WC            pins 1 & 2
                                                              closed

     Parallel port select LPT1                WD            pins 1 & 2
                                                              closed

      Parallel port select LPT2                WD            pins 2 & 3
                                                              closed

     Parallel port select IRQ7                W2            pins 1 & 2
                                                              closed

      Parallel port select IRQ5                W2            pins 2 & 3
                                                              closed

     Floppy drive interface enabled           W3            pins 1 & 2
                                                              closed

      Floppy drive interface disabled          W3            pins 2 & 3
                                                              closed

     IDE interface enabled                    W5            pins 1 & 2
                                                              closed

      IDE interface disabled                   W5            pins 2 & 3
                                                              closed

     CPU speed select 16MHz                   W9            pins 1 & 2
                                                              closed

      CPU speed select 20MHz                   W9            pins 2 & 3
                                                              closed

     Bus wait state select 4/memory           W10           pins 1 & 2
      card wait state select 1                                closed

      Bus wait state select 6/memory           W10           pins 2 & 3
      card wait state select 2                                closed

     Monitor type select color                W11           pins 1 & 2
                                                              closed

      Monitor type select monochrome           W11           pins 2 & 3
                                                              closed

     NPU disabled                             W12           pins 1 & 2
                                                              closed

      NPU enabled                              W12           pins 2 & 3
                                                              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) 256K x     (2) 256K x     (2) 256K x   (2) 256K x 9
                     9              9              9

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

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

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

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

                DRAM WAIT STATE CONFIGURATION

     Wait state              W13                  W14

          1            pins 2 & 3 closed   pins 2 & 3 closed

          2            pins 1 & 2 closed   pins 1 & 2 closed

                  DRAM JUMPER CONFIGURATION

  Size      W7       W8      W15      W16      W17      W18

  512KB    2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   1MB     2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

  1.5MB    2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   2MB     2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   2MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   3MB     2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   4MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   5MB     2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   6MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   8MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  Note: Pins designated should be in the closed position.

