Support Information

Update Report
March 08, 2012

RTR-500GSM Firmware (Ver. 1.03.02) to (Ver. 1.04.01) Update Info

In order to fix the following problems, we have released this update program for the RTR-500GSM firmware.

Affected Products and Conditions


RTR-500GSM (CE model/ FCC model)      


RTR-500GSM (CE model/ FCC model)      Ver. 1.03.02 or lower

Modification Details

From RTR-500GSM Firmware (Ver. 1.03.02) to (Ver. 1.04.01)

  • Revised to include support for the RTR-505-TC and RTR-505-Pt.
    * include L-type models.

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.