
TULIP COMPUTERS

486 EISA DE (TC33/TC34)

Processor         80486SX/80487SX/80486DX/80486DX2
Processor Speed   25/33/50(internal)/66(internal)
Chip Set          Texas Instruments
Max. Onboard DRAM 64MB
Cache             None
BIOS              Phoenix
Dimensions        335mm x 304mm
I/O Options       Floppy drive interface, IDE interface, parallel
                  port,serial ports(2),VGA feature connector, VGA port
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  UPS connector             CN1        LED, Speaker,              J6
                                       Batteries

  Serial port 2             CN2        IDE interface LED          J7

  Serial port 1             CN3        IDE interface           J15, J26

  VGA port                  CN4        VGA feature               J17
                                       connector

  Floppy drive               J2        Parallel port             J24
  interface                            connector

  Flat cable                 J5
  connector (LCD
  unit)

                        USER CONFIGURABLE SETTINGS

                Function                     Switch          Position

     Factory configured - do not alter       SW1/4             Off

     Non-rechargeable battery                SW1/5             Off

      Rechargeable battery                    SW1/5             On

     Factory configured - do not alter       SW1/6             On

     Factory configured - do not alter       SW1/7             Off

     Factory configured - do not alter       SW1/8             Off

                        DRAM CONFIGURATION 486 SX/E

    Expansion     Expansion to    Bank 0    Bank 1     Bank 2     Bank 3
     from:

      4MB             8MB          NONE      (4) 1M     NONE       NONE
                                              x 9

      4MB             16MB         NONE      NONE      (4)1M x   (4) 1M x
                                                         9          9

      4MB             16MB        (4) 4M     NONE       NONE       NONE
                                   x 9

      4MB             24MB         NONE      NONE      (4)4M x     NONE
                                                         9

      4MB             32MB         NONE      (4) 4M     NONE       NONE
                                              x 9

      4MB             40MB         NONE      NONE       NONE     (4) 4M x
                                                                    9

      4MB             64MB         NONE      NONE     (4) 4M x   (4) 4M x
                                                         9          9

  Note: 4MB is internal memory and is not configurable.

                    DRAM SWITCH CONFIGUTATION 486 SX/E

    Expansion      Expansion to       SW1/1        SW1/2         SW1/3
      from:

       4MB              8MB             On          Off           On

       4MB             16MB            Off          Off           On

       4MB             16MB            Off           On           On

       4MB             24MB            Off          Off           Off

       4MB             32MB             On           On           Off

       4MB             40MB             On          Off           Off

       4MB             64MB            Off           On           Off

                        DRAM CONFIGURATION 486 DX/E

    Expansion     Expansion to    Bank 0     Bank 1    Bank 2     Bank 3
     from:

      8MB             16MB         NONE       NONE      (4) 1M    (4) 1M
                                                         x 9        x9

      8MB             40MB         NONE       NONE      (4) 4M    (4) 4M
                                                         x 9       x 9

      32MB            32MB        (4) 4M x   (4) 4M     NONE       NONE
                                     9        x 9

      32MB            64MB         NONE       NONE      (4) 4M    (4) 4M
                                                         x 9       x 9

  Note: 8MB is internal memory and is not configurable.

                    DRAM SWITCH CONFIGURATION 486 DX/E

    Expansion      Expansion to       SW1/1        SW1/2         SW1/3
      from:

       8MB             16MB            Off          Off           On

       8MB             40MB             On          Off           Off

      32MB             32MB             On           On           Off

      32MB             64MB            Off           On           Off

