Battery Replacement; Time For Battery Replacement; Method Of Battery Replacement - Sharp el-2630piii Operation Manual

Time for battery replacement

Life of the memory protection battery is approximately 2,500
hours at 25°C (77°F) with the power plug not connected to the
socket.
* When the memory protection battery is weak, the date/time
setting is initialized (1/ 1/2005, 12:00:00 a.m.).
Verify the date/time setting in the date/clock display mode when
connecting the power plug to the socket.
If the date/time setting is modified or incorrect, promptly replace
the memory protection battery with new one.
(The life of the pre-installed battery may be shorter than expected
because of the time the calculator spends during shipment.)

Method of battery replacement

Use one lithium battery (CR2032).
Caution: Replacing the battery will clear the date and time
settings, as well as the conversion rate, and the tax/ discount
rate.
Turn the power switch "OFF" and unplug the power supply
1.
plug from the outlet.
2. Remove the battery cover on the back of the unit. (Fig. 1)
3. Remove the exhausted battery and install one new lithium
battery. Wipe the battery well with a dry cloth and place
the plus "+" side upward. (Fig. 2)
4. Replace the battery cover by reversing the removal
procedure.
5. Press the RESET switch on the back of the unit (See
"RESETTING THE UNIT").
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