
DATA TECHNOLOGY CORPORATION

DTC2277 (TEKRAM VER. 2)

Chipset                 Tekram
Maximum Onboard Memory  Unidentified
Data Bus                32-bit VESA local bus
Card Size               Full height, full length
Hard Drives Supported   Four IDE-AT devices
Floppy Drives Supported Unidentified

[Image]

                                CONNECTIONS

         Function            Label            Function            Label

  40-pin primary IDE(AT)      CN1      4-pin drive active LED      JP1
  connector

  40-pin secondary            CN2      4-pin connector to          JP2
  IDE(AT) connector                    speaker

  34-pin cable connector      CN3
  - floppy drive

                        USER CONFIGURABLE SETTINGS

                 Setting                    Label          Position

     Primary channel noise filter mode      JDR0            Open
      1 enabled

      Primary channel noise filter mode      JDR0           Closed
      2 enabled

     Secondary channel noise filter         JDR1            Open
      mode 1 enabled

      Secondary channel noise filter         JDR1           Closed
      mode 2 enabled

     Factory configured - do not alter      JP3         Unidentified

     Factory configured - do not alter      JP4         Unidentified

            Note:The exact implementation of the noise filter modes are
            unidentified. However, mode 1 is compatible with most hard
            drives.

                      DRAM CONFIGURATION

            The configuration of the memory is unidentified.

