
TULIP COMPUTERS

TULIP VISION LINE DT 486SX-25/DT 486DX-33I/DT 486DX-50I/

DT 486DX-66I/DT 486SX-33/DC 486SX-25/DC 486DX-33I/

WS 486SX-25/WS 486DX-33I

Processor       80486SX/80487SX/80486DX/80486DX2/OverDrive DX2/OverDrive
                DX2 R
Processor Speed 25/33/50 (internal)/66iMHz
Chip Set        Unidentified
Max. Onboard    20MB
DRAM
Cache           None
BIOS            Unidentified
Dimensions      280mm x 254mm
I/O Options     Parallel port, serial ports (2), VGA port, VGA feature
                connector, floppy drive interface, IDE interface
NPU Options     None

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Serial port 1               J1       VGA port                    J6

  LED, speaker, & battery     J2       VGA feature connector       J9

  IDE interface               J3       Floppy drive interface      J10

  Serial port 2               J4       Extra fan connector         J13

  Parallel port               J5

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     Battery type select internal             J14             Open

      Battery type select external             J14            Closed

     Parallel mode bidirectional              J15           pins 2 & 3
                                                              closed

      Parallel mode unidirectional             J15           pins 1 & 2
                                                              closed

     Factory configured - do not alter        J17           pins 2 & 3
                                                              closed

     PQFP CPU enabled                         J18           pins 2 & 3
                                                              closed

      PQFP CPU disabled                        J18           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

          Size                    Bank 0                   Bank 1

           4MB                     4MB                      NONE

           8MB                     4MB                  (4) 1MB x 9

          20MB                     4MB                  (4) 4MB x 9

            Note:Bank 0 is factory installed on the board and can not be
            changed. Its exact location and configuration is
            unidentified.

                            VRAM CONFIGURATION

          Size                    Bank 0                     U6

          512KB                   512KB                     NONE

           1MB                    512KB               (1) 512K x 8 ZIP

            Note:Bank 0 is factory installed on the board and can not be
            changed. Its exact location and configuration is
            unidentified.

