Jun 16, 2022
This attached document at the bottom of this article outlines how to set up commonly used configurations and troubleshooting for the MR-DT keypad terminal.
Symptom A
MR-DT displays 000 in the corners
Cause A
The MR-DT has not been properly configured during the boot up configuration.
Resolution A
Proceed through the MR-DT Configuration Settings Utility section on page 2 of the attached MR-DTQuickReferenceAndEPSeriesGuide.pdf