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E-35
fx-83MS/fx-270MS/fx-350MS
This calculator is powered by single G13 Type (LR44)
button battery.
•Replacing the Battery
Dim figures on the display of the calculator indicate that
battery power is low. Continued use of the calculator
when the battery is low can result in improper operation.
Replace the battery as soon as possible when display
figures become dim.
• To replace the battery
1 Press A i to turn off power.
2 Remove the screw that holds
the battery cover in place and
then remove the battery cover.
3 Remove the old battery.
4 Wipe off the sides of new
battery with a dry, soft cloth.
Load it into the unit with the
positive
k
side facing up (so
you can see it).
5 Replace the battery cover and
secure it in place with the screw.
6 Press
5 to turn power on.
Screw