Sharp CS-2640 Manual De Manejo página 5

INSTALLING OF BATTERY FOR MEMORY PROTECTION
Before using for the first time, remove the attached
lithium battery, and install it in the equipment
according to the following procedure.
If the power cord is unplugged by accident when
operating with AC power only, the tax / discount rate
and conversion rate set up will be lost.
1) Turn the power switch "OFF" and unplug the
power supply plug from the outlet.
2) Remove the battery cover on the back of the unit.
(Fig. 1)
3) 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 page 14).
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1
Fig. 1
After battery installation
• Connect the power supply plug to an outlet and
turn the power switch "ON".
Check that "0." is displayed.
displayed, remove the battery, reinstall it, and
check the display again.
• On the battery replacement date label found on
the back of the unit, write down the month and
year when the battery is installed, as a reference
for the next battery replacement.
3
2
Fig. 2
If "0." is not