Support Information

Update Report
March 11, 2011

TR-57DCi Firmware Update Info (Ver. 1.3 to 1.4)

In order to fix the following problems in the TR-57DCi, we have released this update program for the firmware.

Affected Products and Conditions




TR-57DCi      Ver. 1.3

Modification Details

From TR-57DCi Firmware (Ver. 1.3) to (Ver. 1.4)

  • An error was corrected that occurred when downloading data via optical communication, whereby if you pressed the <ON/OFF> button to turn off the TR-57DCi, optical communication could not be carried out even after having turned on the power.
  • An error was corrected that occurred when the recorded data stored in the TR-57DCi exceeded 128 data sets and data stored after that could not be selected correctly for graph display.
  • Devices were added for which the user can specify period of data to be downloaded.
    (TR-73U has not been added yet.)

How to Update

Please follow the update procedure available from the download page.

Download the Latest Update Program

Contact Us

For more information, questions or comments about this subject please contact your local distributor. If you are unsure of your local distributor and cannot contact them, please contact the T&D Main Office.