GCH SYSTEMS, INC.

EASY DATA 386SX

Processor              80386SX
Processor Speed        16MHz
Chip Set               Suntac
Max. Onboard DRAM      8MB
Cache                  None
BIOS                   AMI/Award/Phoenix
Dimensions             330mm x 218mm
I/O Options            Parallel port, serial port (2), floppy interface,
                       IDE interface
NPU Options            80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  Reset switch               J1       Parallel port (LPT2)         P1

  Turbo LED                  J2       Serial port (COM1)           S1

  Turbo switch               J3       Serial port (COM2)           S2

  Hard drive LED             J4       IDE interface                S3

  Speaker                    J5       Floppy interface             S4

  Power LED & keylock        J6

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

  »   Factory configured - do not            JP1                Open
      alter

  »   Factory configured - do not            JP3                N/A
      alter

  »   BIOS type select Award                 JP7             pins 2 & 3
                                                               closed

      BIOS type select Phoenix               JP7             pins 1 & 2
                                                               closed

  »   Factory configured - do not           JP11               Closed
      alter

  »   Monitor type select color             SW1/1                On

      Monitor type select                   SW1/1               Off
      monochrome

  »   Floppy drive enabled                  SW1/2                On

      Floppy drive disabled                 SW1/2               Off

  »   Floppy drive address select           SW1/3               Off
      primary

      Floppy drive address select           SW1/3                On
      secondary

  »   COM1 (S1) enabled                     SW1/6                On

      COM1 (S1) disabled                    SW1/6               Off

  »   COM2 (S2) enabled                     SW1/7                On

      COM2 (S2) disabled                    SW1/7               Off

  »   LPT2 (P1) enabled                     SW1/8                On

      LPT2 (P1) disabled                    SW1/8               Off

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

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

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

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

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

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

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

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

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

                          NPU MODE CONFIGURATION

          Size                     JP2                      JP4

  Synchronous with CPU      pins 2 & 3 closed        pins 2 & 3 closed

  Asynchronous with CPU     pins 1 & 2 closed        pins 1 & 2 closed

    ON BOARD IDE CONFIGURATION

    Size       SW1/4      SW1/5

  Enabled       Off         On

  Disabled      On         Off

                      BIOS CONFIGURATION

        Size                 JP5                  JP6

        27256          pins 1 & 2 closed   pins 1 & 2 closed

        27512          pins 2 & 3 closed   pins 2 & 3 closed