Casio FX-270W PLUS Gebruikershandleiding - Pagina 3
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•
The
displays
and
illustrations
(such
as key
markings)
shown
in
this
User's
Guide
are
for
illustrative
pur-
poses
only,
and
may
differ
somewhat
from
the actual
items they
represent.
•
The
contents
of.
this
manual
are subject
to
change
.
without
notice.
•
)n
no
event
shall
CASIO
Computer
Co.,
Ltd.
be
liable
to
anyone
for special,
collateral, incidental,
or
con-
sequential
damages
in
connection
with
or
arising
out
of
the
purchase
or
use
of
these
materials.
Moreover,
CASIO
Computer
Co.,
Ltd. shall
not
be
liable for
any
claim
of
any
kind
whatsoever
against the
use
of
these
materials,
by any
other
party.
•
The
displays
and
illustrations
(such
as key
markings)
>
shown
in this
User's
Guide
are
for
illustrative
pur-
poses
only,
and
may
differ
somewhat
from
the actual
items they represent
•
The
contents ol
this
manual
are subject
to
change
without
notice.
•
}n
no
event
shall
CASIO
Computer
Co.,
Ltd.
be
liable
•
;•
to
anyone
for
special,
collateral, incidental,
or
con-
sequential
damages
in
connection
with or
arising
out
of
the
purchase
or
use
of
these
materials.
Moreover,
CASIO
Computer
Co.,
Ltd. shall
not
be
liable
for
any
"
.claim
of
any
kind
whatsoever
against the
use
of
these
materials
by
any
other
party.
•
Be
sure
to
press
the
P
button
on
the
back
of
the
cal-
culator (step
®
on page
29
or
30) before
using
it
for
the
first
time
(
fx-82TL/fx-83WA/fx-270W PLUS/fx-
350TL).
'
•
Be
sure
to
press
the
G>s)
key
before using the calcu-
lator
for
the
first
time (fx-85W/fx-85WA/fx-300W/fx-
911W).
-
•
Even
if
the calculator
is
operating normally, replace
the battery
at least
once
every
three
years
for
the
fx-83WA/fx-85W/fx-85WA/fx-270W PLUS/fx-300W/
fx-350TUfx-911
W,
or
at
least
once
every
two
years
forthefx-82TL.
Dead
battery
can
leak,
causing
damage
to
and
malfunc-
tion
of
the
calculator.
Never
leave the
dead
battery
in
the
calculator.'
•
The
battery that
comes
with the
calculator
when
you
purchase
It
is
for testing
only.
It
may
not provide
full
service
life.
•
Low
battery
power,
can cause
memory
contents
to
.
become
corrupted or
lost
completely.
Always keep
written
records
of
all
important
data.
I
*2«
...driBflBSHHNR
•
Be
sure
to
press the
P
button
on
the
back
of
the
cal-
culator (step
©
on
page 29
or
30)
before using
It
for
the
first
time
(
fx-82TLrtx-83WA/fx-270W PLUS/fx-
350TL).
•
Be
sure
to
press the
ED
key
before using the
calcu-
lator
for
the
first
time (fx-85W/fx-85WA/fx-300W/fx-
911W).
'
;
.
..•
Even
If
the
calculator
is
operating
normally, replace
the battery
at
least
once
every
three years
for
the
fx-teWA/fx-8SW/fx-85WA/fx-270W PLUS/fx-300W/
fx-350TL/fx-911
W,
or
at least
once
every
two
years
for
the
fx-82TL.
1
Dead
battery
can
leak,
causing
damage
to
and
malfunc-
tion
of
the
calculator.
Never
leave the
dead
battery
in
the
calculator.
•
The
battery that
comes
with the
calculator
when
you
purchase
it
is
for testing only.
It
may
not provide
full
service
life.
r
.
5
.
;
w;
v-,i.,..
•
Low
battery
power,
can cause
memory
contents to
.
become-
corrupted or
lost
completely.
Always keep
written
records
of
alf
important
data.
1
»2»
•
Avoid
use and
storage
in
areas subjected
to
tempera-
ture
extremes.
Very low temperatures
can cause
slow
display
response,
total
failure
of
the
display,
and
shortening
of battery
life.
Also avoid leaving the
calculator
in
direct sunlight,
near
a
window, near a
heater or
anywhere
else
it
might be-
come
exposed
to
very high temperatures.
Heat can cause
*
•
olscoidratfqnordeiari^
and
damage
to internal
circuitry.
•
Avoid
use and
storage
In
areas subjected
to large
amounts
of
humidity
and dust
Take
care never
to
leave the
calculator
where
it
might
be
splashed by water
or
exposed
to
large
amounts
of
hu-
midity
or
dust Such
elements can
damage
internal
cir-
cuitry.
•
Never drop
the
calculator
or otherwise subject
it
to
strong
impact
•
Never
twist
or
bend
the
calculator.
Avoid
carrying
the
calculator
in
the
pocket
of
your
trou-
sers or other
tight-fitting
clothing
where
it
might
be
sub-
jected
to twisting
or bending.
•
Never
try
to
take the
calculator
apart
•
Neverpress
the
keys
ofthecalculatorwithaball-point
pen
or other pointed
object
•
Use
a
soft,
dry
cloth to
clean
trie
exterior of
the unit
If
the calculator
becomes
very
dirty,
wipe
it
off
with
a
cloth
moistened
in
a
weak
solution of
water
and
a
mild
neutral
household detergent Wring
out
all
excess mois-
ture
before wiping the
calculator.
Never use
thinner,
ben-
zine or
other
volatile
agents
to
clean the
calculator.
Do-
ing
so can
remove
printed
markings
and
damage
the
case.
•
Avoid
use and
storage
in
areas subjected
to
tempera-
ture
extremes.
Very low temperatures can
cause
slow
display
response,
total failure
of
the
display,
and
shortening
of battery
life.
Also avoid
leaving the calculator
in
direct
sunlight
near
a window, near
a
heater
or
anywhere
else
it
might be-
.
come
exposed
to
very high temperatures.
Heat can cause
discoloration
or deformation
of
the
calculator's
case,
and.
damage
to
internal
circuitry,
•
Avoid use
and
storage
In
areas subjected
to
large
amounts
of humidity
and dust
Take
care never
to
leave the
calculator
where
it
might
be
splashed
by
water
or
exposed
to
large
amounts
of
hu-
midity
or
dust Such
elements
can
damage
internal
cir-
.
cuitry.
•
Never drop
the
calculator
or otherwise
subject
it
to
strong
Impact
•
Never
twist
or
bend
the
calculator.
Avoid
carrying the calculator
in
the
pocket
of
your
trou-
sers or other
tight-fitting
clothing
where
it
might
be
sub-
jected
to twisting
or bending.
•
Never
try
to
take the
calculator
apart
•
Never press
the
keys
of the calculator with
a
ball-point
pen
or other pointed object
•
Use
a
soft,
dry
cloth to
clean the
exterior of
the
unit
If
the
calculator
becomes
very
dirty,
wipe
it
off
with
a
cloth
moistened
in
a
weak
solution of
water
and a
mild
neutral
household detergent Wring
out
all
excess mois-
.
ture
before wiping the
calculator.
Never use
thinner,
ben-
zine or other
volatile
agents
to
clean the
calculator.
Do-
ing
so can remove
printed
markings
and
damage
the
case.