JLCooper ES-SloMoJ - Manual (Page 8)

Initialization
The ES-SloMoJ configuration and TBar calibration can be reset by
holding the EJECT button while applying power to the unit. After
doing so, the display will show:
Then the display will show:
Follow the directions on the display.
This calibrates the TBar for optimum range. These values are
stored in nonvolatile memory and should never need to be
changed. After performing this, the unit will revert to normal
operation.
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