Sharp el-1750piii Operation Manual page 15

1) Set the power switch to the "OFF" position, and
disconnect the AC adaptor.
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").
Fig. 1
After battery replacement
• Connect the AC adaptor, and set the power switch to
the "ON" position.
Check that "0." is displayed. If "0." is not displayed,
remove the battery, reinstall it, and check the
display again.
• Readjust date, time, and tax rate settings.
• On the battery replacement date label found on the
back of the unit, write down the month and year
when the battery is replaced, as a reference for the
next battery replacement.
Precautions on battery use
• Do not leave an exhausted battery in the equipment.
• Do not expose the battery to water or flame, and do
not take it apart.
• Store batteries out of the reach of small children.
Fig. 2
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