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MR430 Firmware Update/Flash Procedure
Page 6 of 6
Damaged Firmware Recovery
If for some reason the firmware is damaged then the recovery is as follows:
Select appropriate Virtual Com
Port.
Select Hex File with valid
Firmware.
Double Click the “Factory
Flash” label.
Turn 24V power OFF.
Push the MR430-1 Reset button
and hold.
Turn 24V Power ON
(keep button pressed).
Wait for 5 seconds and observe
the red and green LED blink in
alternating fashion.
Release the Home/Reset
button.
Within 3 seconds, click the
“Write” button on the
software.
The software will start
transmitting and writing the
new firmware. Wait until
process is completed.