Sony SRF-HM22 Operating Instructions Manual page 3

Installing
Batteries
When
to replace
the batteries
When
the batteries
become
weak,
sound becomes
weak
or
the stereo
sound becomes
monaural.
When
the
batteries
are
run
down
completely, the
power
is
turned
off
and
the
"
O O O
"
in
the display
window
flashes.
When
the
power
is
turned
on with the indication flashing,
the
power
is
turned
off right
away. While
the
"
o
OO " starts flashing,
replace
both batteries
with
new
ones. After the batteries
are replaced,
turn the
power on
again to
stop the flashing
of the indication.
When
replacing the batteries
Replace
the batteries
within about 30 seconds.
If
you do
not replace
them within 30 seconds, the preset stations
may
be canceled,
and
"AM
12:00" flashes
in
the display
window.
For battery
life,
see "Specifications".
To avoid
damage
from
battery
leakage
and
corrosion
Remove
the batteries
when you do not use the
unit for
a
long time.
When
the batteries
are
removed
for
a long time
Preset
stations are
canceled
and
"AM
12:00"
is
displayed.
Preset stations
again
and
reset
the
clock.
The
indication of
the
power remaining
in
the battery
New
batteries
>
Used
batteries
oo o
When
the
power
has
been exhausted
a
OO;
When
you
turn
on
the
unit,
the
power remaining
in
the
battery
is
displayed
for
about
one second
and
a
half.
The
unit displays
one of the four indications
depending on
the
power remaining in the battery.