
SCI SYSTEMS, INC.

TC316SX/TC320SX/TC325SX

Processor               80386SX
Processor Speed         16/20/25MHz
Chip Set                VLSI Topcat
Max. Onboard DRAM       16MB
Cache                   None
BIOS                    AMI
Dimensions              330mm x 218mm
I/O Options             Bus mouse port, floppy drive interface, IDE
                        interface, parallel port, serial ports (2), VGA
                        port
NPU Options             80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Serial port (COM1)          P3       VGA port                    P10

  Parallel port               P4       Reset switch                P11

  Floppy drive interface      P5       Speaker                     P12

  IDE interface               P6       Power LED & keylock         P13

  Serial port (COM2)          P7       Turbo LED                   P14

  PS/2 bus mouse              P9       IDE interface LED           P15

                        USER CONFIGURABLE SETTINGS

               Function                  Jumper/Switch        Position

     VGA interrupt request                   JP1             pins 1 & 2
      generation disabled                                      closed

      VGA interrupt request                   JP1             pins 2 & 3
      generation enabled                                       closed

     VGA port enabled                        JP2             pins 2 & 3
                                                               closed

      VGA port disabled                       JP2             pins 1 & 2
                                                               closed

     IDE drive installed select 1            JP3             pins 1 & 2
                                                               closed

      IDE drives installed select 2           JP3             pins 2 & 3
                                                               closed

     Pipeline mode enabled                   JP4             pins 2 & 3
                                                               closed

      Pipeline mode disabled                  JP4             pins 1 & 2
                                                               closed

     Floppy drive generation of              JP5             pins 1 & 2
      disk change signal disabled                              closed

      Floppy drive generation of              JP5             pins 2 & 3
      disk change signal enabled                               closed

     Monitor type select color               JP6             pins 1 & 2
                                                               closed

      Monitor type select monochrome          JP6             pins 2 & 3
                                                               closed

     CMOS memory normal operation            JP7             pins 2 & 3
                                                               closed

      CMOS memory clear                       JP7             pins 1 & 2
                                                               closed

     Factory configured - do not         SW1/switch 1          open
      alter

     Factory configured - do not         SW1/switch 2         closed
      alter

     Video mode select 1024x768          SW1/switch 5         closed
      pixel resolution interlaced

      Video mode select 1024x768          SW1/switch 5          open
      pixel resolution
      non-interlaced

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

     512KB        (2) 256K x 9       NONE

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

      2MB         (2) 1MBx 9         NONE

     2.5MB        (2) 1MBx 9     (2) 256K x 9

      4MB         (2) 1MBx 9      (2) 1MBx 9

      8MB         (2) 4MB x 9        NONE

     8.5MB        (2) 4MB x 9    (2) 256K x 9

      10MB        (2) 4MB x 9     (2) 1MBx 9

      16MB        (2) 4MB x 9    (2) 4MB x 9

                            VIDEO CONFIGURATION

                   Setting                        SW1/3         SW1/4

  800x600 with 16 colors at 60Hz/800x600with       On             On
             256 colors at 56Hz

    800x600 with 16 colors at 72Hz/800x600         Off            On
           with 256 colors at 56Hz

                  VIDEO CONFIGURATION

      Setting            SW1/3              SW1/4

  800x600 at 60Hz          On                Off

  800x600 at 56Hz         Off                Off

