© 2022 Johnson Level & Tool — 40
APPENDIX
BATTERY
This model uses one CR2032 battery (included). Should
your calculator display become very dim or does not
power on or remain on, replace the battery.
Note: Please use caution when disposing of your old
battery, as it contains hazardous chemicals.
REPLACING THE BATTERY
While the calculator is o, turn the calculator over to
remove the battery holder near the center at the top,
remove the old battery, and slide new battery into holder.
The positive side of the battery should be facing you as
you insert the battery into the calculator.
RESET
If your calculator should ever “lock up,” press Reset — a
small hole located above the
Pitch
key — to perform a
total reset.
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