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Battery
Installation
Install
the included
9V
size battery
in
the
unit.
If
the battery
power
is
low
or the
battery
is
not
installed,
To"
flashes.
Replace
with
a
new
one.
(If
"Lo" flashes
after installing
a
new
battery,
it
will
disappear
after
10
seconds. Simply disconnect
the
AC
adaptor cord
and
reinsert
it
again
without
removing
the
battery.)
The
new
battery's retention
time
is
approximately
1
day
for
recorded
messages and
the clock
(p.
10)
during
a power
failure.
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