MPXR1 Foot Controller - Factory Reset
Written by Jose Liberio Cruz
Updated at January 15th, 2026
Question:
How do I factory reset my Lexicon MPXR1 Foot Controller?
Answer:
To clear the SRAM and reset the unit to the factory defaults, perform the following procedure:
- Press and hold the 0 button while powering on the MPXR1.
- Continue to hold the 0 button down until all LEDs on the MPXR1 flash off and on at a constant rate.
- Press FX to execute the initialization, clear the SRAM and run the MPXR1 through normal power up.
- Press any other button to cancel and return to normal operating mode.