SAMSUNG ELECTRONICS AMERICA, INC.

DeskMaster 486S/20

Processor               80486SX
Processor Speed         20MHz
Chip Set                OPTI
Max. Onboard DRAM       32MB
Cache                   None
BIOS                    Phoenix
Dimensions              330mm x 218mm
I/O Options             Floppy drive interface, IDE interface, parallel
                        port, PS/2 bus mouse, serial port (2), VGA port,
                        video feature interface connector
NPU Options             80487SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            C1       Floppy drive interface      C8

  PS/2 bus mouse              C2       Video feature               C9
                                       interface

  Serial port two             C3       Reset switch                J1

  Serial port one             C4       Power LED & keylock         J2

  Parallel port               C5       Speaker                     J3

  VGA video port              C6       IDE interface LED           J4

  IDE interface               C7

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Factory configured - do not alter        J5             Closed

  »   IDE interface enabled                    J6             Closed

      IDE interface disabled                   J6              Open

  »   Battery select internal                  J7             Closed

      Battery select external                  J7              Open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      17MB        (4) 256K x 9    (4) 4M x 9

      20MB        (4) 1M x 9      (4) 4M x 9

      32MB        (4) 4M x 9      (4) 4M x 9