Sharp EL-6390B Operation Manual - Page 46

instructions.

Page 46 highlights

• Do not remove both the main and memory backup batteries at the same time. Doing so will clear the memory of its contents. • Be sure to write down any important information stored in memory before replacing the batteries. 1. Precautions Since improper use of batteries may cause leakage or explosion, strictly observe the following instructions. • Insert the battery with its positive side (+) correctly positioned, as indicated, in the holder. • Never throw batteries into a fire because they might explode. • Keep batteries out of the reach of children. Because the batteries in the Organizer were installed at the factory, they may become depleted before the specified expiration time is reached. 2. Main Battery Replacement (1) Battery replacement time If the display becomes dim and difficult to read, immediately replace the battery with a new 44

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Do
not
remove
both
the
main
and
memory
backup
batteries
at
the
same
time.
Doing
so
will
clear
the
memory
of
its
contents.
Be
sure
to
write
down
any
important
information
stored
in
memory
before
replacing
the
batteries.
1.
Precautions
Since
improper
use
of
batteries
may
cause
leakage
or
explosion,
strictly
observe
the
following
instructions.
Insert
the
battery
with
its
positive
side
(+)
correctly
positioned,
as
indicated,
in
the
holder.
Never
throw
batteries
into
a
fire
because
they
might
explode.
Keep
batteries
out
of
the
reach
of
children.
Because
the
batteries
in
the
Organizer
were
installed
at
the
factory,
they
may
become
depleted
before
the
specified
expiration
time
is
reached.
2.
Main
Battery
Replacement
(1)
Battery
replacement
time
If
the
display
becomes
dim
and
difficult
to
read,
immediately
replace
the
battery
with
a
new
44