Replacing The Memory Backup Battery - Sharp IQ-8920 Operation Manual

Replacing The unit's memory backup battery has an expected life of
the memory approximately five years under normal conditions
(temperature extremes can shorten the life of the battery).
backup
Replace the memory backup battery every five years or
battery
whenever the following display appears.
Do not try to replace the memory backup battery if the
operating batteries are weak. Doing so may result in the
loss of all data in the unit. If necessary, replace the
operating batteries before replacing the memory backup
battery.
1.
2. Set the battery replacement switch on the back of the unit
to "REPLACE BATTERIES" (a red dot will be visible).
3. Remove the screw holding
cover in place.
4. Remove the memory backup cover.
304
Replace main memory back-up
battery.
read the operation
Please
for
nanual directions.
Turn off the unit.
the memory backup battery