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ON
Please press
[qa]
whenever you
see
no
indication,
or meaningless
figures or signs despite
sufficient
tight
after
opening
the
wallet.
Brightness for operation
if
the
fight
exposed
to
the
solar
cell
is
insufficient,
the calculator
is
not
powered
to operate.
With
the brightness
criterion
below, operate the
calculator
at
50
lux or
more.
Used
the calculator
where
it is
not
exposed
to direct sunlight
but
received
enough
illumina-
tion for
comfortable
reading.
Incandescent lamp:
A
L
Use
the calculator
wherever
it
receives
the
same
illumination
as
attained within 2.5
meters
of
a
100
Watts incandescent lamp.
Use
the calculator
wherever
it
receives
the
same
illumination
as
attained within 1.5 meters
of
a
1
5
Watts
fluorescent lamp.
!
1
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