TEXAS MICRO, INC.

L5000HX SBC

Device Type                Single board computer
Processor                  Pentium
Processor Speed            100/133/166MHz
Chip Set                   Intel 430HX
Maximum Onboard Memory     128MB (EDO supported)
Cache                      256/512KB
BIOS                       Unidentified
Dimensions                 338mm x 122mm
I/O Options                Floppy drive interface, IDE interfaces (2),
                           parallel port, serial ports (2), cache slot

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  IDE interface LED           C1        Serial port 1             CN4

  Auxiliary keyboard          C2        Serial port 2             CN5
  connector

  IDE interface 1             CN1       Parallel port             CN6

  IDE interface 2             CN2       Cache slot                SL1

  Floppy drive                CN3
  interface

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

  »   Factory configured - do not           J1           Unidentified
      alter

  »   Factory configured - do not           JP2        Pins 1 & 2 closed
      alter

  »   Factory configured - do not           JP6        Pins 1 & 2 closed
      alter

  »   Monitor type select color            SW1/1              On

      Monitor type select monochrome       SW1/1              Off

  »   Flash BIOS enabled; crisis           SW1/2              Off
      recovery mode disabled

      Flash BIOS disabled; crisis          SW1/2              On
      recovery mode enabled

  »   CMOS memory normal operation         SW1/3              Off

      CMOS memory clear                    SW1/3              On

  »   Factory configured - do not          SW1/4              Off
      alter

              SIMM CONFIGURATION

         Size                  Bank 2

          8MB                (2) 1M x 36

         16MB                (2) 2M x 36

         32MB                (2) 4M x 36

         64MB                (2) 8M x 36

         128MB              (2) 16M x 36

            Note: Board accepts EDO memory.

                CACHE CONFIGURATION

           Size                      SL1

          256KB            256KB module installed

          512KB            512KB module installed

                            CPU SPEED SELECTION

    CPU speed        Clock speed          Multiplier             JP8

      100MHz            66MHz                1.5x           2 & 4, 7 & 9,
                                                               8 & 10

      133MHz            66MHz                 2x            2 & 4, 6 & 8,
                                                                7 & 9

      166MHz            66MHz                2.5x           2 & 4, 5 & 7,
                                                                6 & 8

  Note: Pins designated should be in the closed position.

                          SERIAL PORT 2 SELECTION

      Setting           JP1           JP3          JP4            JP5

  »     RS-232         Open         Closed         Open          Open

        RS-422        Closed         Open         Closed        Closed