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Screw
<fx-83WA/fx-270W PLUS/fx-350TL>
This
calculator
is
powered by
single
G13
Type
(LR44)
but-
ton
battery.
•
Replacing the
Battery
Dim
figures
on
the display
of
the
calculator indicate that
battery
power
is
low.
Continued use
of
the
calculator
when
the battery
is
low
can
result
in
improper
operation.
Replace
the battery
as
soon as
possible
when
display
figures
become
dim.
•
To
replace the battery
(J)
Press
(22)
to
turn
power
off.
®
Remove
the
two screws
that
hold
the battery
cover
in
place
and
then
remove
the
battery cover.
O
Remove
the old
battery.
<$>
Wipe
off
the side
of
new
battery
with
a
dry, soft cloth.
Load
it
into
the
unit
with
the
positive
©
side
facing
up
(so
you can see
it).
®
Replace
the battery
cover
and
secure
it
in
place
with the
two
screws.
®
Use
a
thin,
pointed object
to
press
the
P
button.
Be
sure
not
to skip
this
step.
(2)
Press
S3
to
turn
power
on.
P
button
•
Auto
Power
Off
Calculator
power
automatically turns
off
if
you do
not per-
form
any
operation
for
about
six
minutes.
When
this
hap-
pens, press
SB
(fx-85W/fx-85WA/fx-300W/fx-911W-
GOD
)
to turn
power back
on.
Screw
<fx-83WA/fx-270W PLUS/fx-350TL>
This
calculator
is
powered by
single
G13
Type
(LR44)
but
ton
battery.
•
Replacing
the Battery
Dim
figures
on
the display
of
the
calculator indicate
tfw
battery
power
is
low.
Continued use
of
the
calculatoi
when
the
battery
is
low can
result
in
improper
operation.
Replace
the battery
as soon as
possible
when
display
figures
become
dim.
•
To
replace the
battery
CJ)
Press
GsD
to turn
power
off.
<2>
Remove
the
two screws
that
hold
the
battery
cover
in
place
and
then
remove
the
battery cover.
<3>
Remove
the old
battery.
®
Wipe
off
the side
of
new
battery
with
a
dry, soft cloth.
Load
it
into
the
unit
with
the
positive
©
side
facing
up
(so
you can see
it).
®
Replace
the battery
cover
and
secure
it
in
place
with
the
two
screws.
®
Use
a
thin,
pointed object
to
press the
P
button.
Be
sure
not
to
skip
this
step.
(2)
Press
09
to
turn
power
on.
P
button
•
Auto
Power
Off
Calculator
power
automatically turns
off
if
you do
not per-
form
any
operation
for
about
six
minutes.
When
this
hap-
pens, press
EES
(fx-85W/fx-85WA/fx-300W/fx-911W-
GOD
)
to turn
power back
on.
•30*
•3f>
Input
Ranges
Input
Ranges
Internal digits:
12
Internal
digits:
12
Accuracy:
As
a
rule,
accuracy
is
±1
at
the 10th
digit.
Accuracy:
As
a
rule,
accuracy
is
±1
at
the 10th
digit
Functions
Input
Range
Functions
...
Input
Range
siar
DEG
OS
W
S4.499999999X10"
sirur
OEG
OS
W
S4.499999999X10'
0
RAO
0SWS785398163.3
RAD
OS
\x\
£7853981
63.3
"£ra
OS
\x\
S4.499999999
X
1
Q
10
GRA
OS
\x\
S4.499999999
X
1
0
to
COSJC
OEG
OS
W
S4:500000008X10
10
co&r
DEG
OS
W
S4.500000008X
10
10
RAO
OS
M
£785398164.9
RAD
OS
\x\
S785398164.9
GRA
OS
|x|
S5.000000009X10
10
GRA
OS
X
S5.000000009X10
10
taar
DEG
Same
as
siar,
except
when
\x\m
(2/H)x90.
taar
DEG
Same
as
sinx,
except
when
|.r|*
(2/i-1)x90.
RAO
Same.
as
siar,
except
when
|jc|*
(2/?-1)xjtf2.
RAD
Same
as
siiir,
except
when
|jr|«
(2h-1)xti/2.
GRA Same
as
sinjc,
except
when
|a*|*
(2/M)x100.
..GRA
Same
as
slnx,
except
when
(2//-1)x100.
sin-
1
*
osM
sr.
-
-
sirr
1
*
0S|x|S1
'
(
cos*
1
*
cos-
1
*
tarr
1
*
OS
\x\
39.999999999x10*
tan-
1
jc
OS
\x\
S9.999999999X10"
sinhx
OS
W
S230.2585092
sinfir
0Sj.r|
S230.2585092
coslu
coshjc
sinn-
1
*
OS
|.r|
£4.999999999
x
10"
sinh*
1
*
0£
W
£4.999999999X10*
cosh-\r
cosh*
1
*
tanhx
OS
W
S9.999999999X
10/'
tanhx
OS
|*j
S9.999999999X10*
1
tanh*
1
*
tanh-\r
log.x/ln.v
0<
x
log.tflar
0<.r
10*
-9.999999999X 10»S
jr
S
99.99999999
10
v
-9.999999999x1
0"£ x
S
99.99999999
-9.999999999X10»S
.r
S
230.2585092
e
x
-9.999999999X10»S
x
S
230.2585092
n
0S,r<1
x.10"»
rt
0S.r<1
x.10
100
U1<1x10*
X
2
W<1X'1(F
Vx
W<1x
10"°;j:#0
Vx
W<1x10»;jr*0
<n
|.v|<1x10
10Q
'fx
W<1x
10
,fl6
xi
OS
x
£
69
(.v
is
an
integer)
.rl
OS
,t
S
69
ix
is
an
integer)
•31
•
•31
•
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