Casio df-320tm User manual

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DF-320TM
User’s
Guide
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Contents
1/
General
Guide
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2/
Correcting
Input
Errors
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S/Example
Calculations
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IMPORTANT!
Please
keep
your
manual
and
all
information
handy
for
future
reference.
Unless
specifically
noted
otherwise,
all
examples
in
these
instructions
show
DF-320TM.

1/General Guide
3-Line Display
This
calculator
features
a
3-line
display
that
lets
you
view
intermediate
results
along
wilh
the
final
result.
Exaimple
120.
40.%
200.
Cost
Margin
Selling price
About the Selectors
F CUT UP 5/4
“——." * Rounding Selector
Specifies
the
rounding
systern.
.
F:
Floating
decimal
point
system,
which
displays
the
value
without
rounding.
CUT:
Guts
off
the
deciinal
to
the
specified’
number
of
places.
UP:
Rounds
up
the
decimal
fo
the
specified*
number
of
places.
5/4:
Rounds
olf
the
decimal
to
the
specified”
number
of
places.
"
Use
the
Decimal
Place
Selector
to
specify
the
number
of
decimal
places.
on
i.»
=©6
Decimal
Place
Selector
Specifies
the
number
of
decimal
places
for
rounding.
Note
that
the
Decimal
Place
Selector
is
valid
whenever
the
Rounding
Selector
is
in
any
position
other
than
F
4,
3,
2,
1,
0:
Number
of
decimal
places
for
the
CUT,
UP
and
5/4
setting
of
the
Rounding
Selector.
ADBDez:
The
“Add
Mode”
automatically
adds
a
decimal
point
and
two
deciinal
places
to
ali
values,
even
if
you
don't
input
a
decimal
point.
This
mode
is
very
Useful
when
performing
calculations
in
doilars
or
other
monetary
systems
that
require
two
decimal
places.
Two
decimal
places
are
not
added
in
this
mode
if
you
press
the
(-]
key
while
inputting
a
value,
or
for
any
operation
other
than
addition
and
subtraction.
id
About
the
Display
,
:
3-digii
separator
(apostrophe)
PRICE
:
Prive
indicator
(DF-320TM)
COST:
Cost
amount
indicator
PAYMENT
:
Payment
indicator
(DF-320TM)
SELL
:
Sell
amount
indicator
RATE
:
Currency
rate
indicator
MAR:
Margin
indicator
(DF-320TM)
TAX
:
Tax
amount
indicator
-
:
Negative
value
indicator
439210
oe ig
T+
>
Price-plus-tax
indicator
(DF-320TM)
GT
:
Grand
total
memory
indicator
TAX+
+
Price-plus-tax
indicator
(MS-310TM)
(DF-320TM)
i
ees
:
Price-less-tax
indicator
(DF-320TM})
mM
:
Independent
memory
tidicator
TAX—
:
Price-less-tax
indicator
(MS-310TM)
£
:
Error
indicator
a8:
Set
mode
indicator
K
:
Constant
calculation
indicator

2/ Correcting input Errors
* To completely clear a value you have just input, press {€).
* To shift a displayed value digit-by-digit fo the right, press until you get to the digit you
want to re-input from. (DF-320TM)
* If you input the wrong minutes or seconds (time calculations) but have not yet pressed
fas], just input the correct values. (DF-320TM)
» If you input a wrong time calculation value and press [#s}, press (€) to completely clear
the time inpul and start again from the beginning. (DF-320TM)
* If you press the wrong arithmetic operation key (4H). ©). Gd, )), simply press the
correct key before inputting anything else.
ii Clearing Calculations
* To clear the calculator except for the independent memory, press (ac).
* To clear the independent memory onty, press (ur twice.
ba Error Indicator
lf the error indicator “E” appears on the display, press to clear the error and continue
with the calculation, or {ac} to clear the entire calculation.
3/Power Supply
The
Two
Way
Power
Systein
of
this
caiculator
uses
a
solar
cell,
in
addition
to
one
LAl44
button
type
battery.
Unlike
calculators
equipped
with
a
solar
cell
only,
you
can
use
this
calculator under virtually any lighting conditions, as Jong as there is enough light for you to
bead the display.
ga Battery Replacement
Do
not
try
to
replace
the
battery
yourself.
Have
it
replaced
by
an
authorized
CASIO
dealer
or
service
center.
If
the
display
becomes
dim
and
difficult
to
read,
or
if
nothing
appears
on
the
display
when
you
press
[Ac]
(especiatly
when
lighting
is
dim),
you
probably
need
to
have
the
batlery
ieplaced,
*
A
dead
battery
can
leak
and
damage
the
calctwator
if
ielt
in
the
battery
compartment
tor
long
periods.
kd Auto Power Off Function
This
calculator
is
not
equipped
with
an
OFF
switch.
instead,
it
switches
power
off
automatically
about
six
minutes
after
the
last
key
operation
is
performed.
To
restole
power,
press.
(ad.
Even
if.the
Auto
Power
Off
function
operates,
the
contents
of
the
independent
memory
are
not
cleared.
a6 5,

4/important
Precautions
*
Avoid
dropping
ihe
calculator
and
otherwise
subjecting
it
to
severe
impact.
*
Never
try
to
take
the
calculator
apart.
*
Wipe
the
unit
with
a
soft,
dry
cloth
to
clean
it.
*
The
contents
of
ihese
instructions
are
subject
to
change
without
notice.
*
CASIO
COMPUTER
CO
,
LTD.
assumes
no
responsibility
for
any
toss
ol
claims
ty
thire
parties
which
may
arise
from
the
use
of
this
product.
5/ Specifications
Power
Supply:
Two
Way
Power
System,
with
solar
cell
and
one
button
type
battery
(LR44}
Battery
Life:
Approximately
3
years
for
button
type
battery
(R44)
(1
hour
per
day
ot
operation)
Operating
Temperature:
©
C
tc
40°C
(32
Fte
104
F)
Dimensions:
DF-320TM:
32.3
(H)
~
124
(W)=
179.5
(D}
mm
(10H
47/e"W
«7
1/16"D)
MS-310TM:
30
(H)
~
103
(W)
<
156
(D)
mm
(13/16"H
=
4
t/ie"W
~
6/8"
D))
Weight:
DF-320TM:
Approximately
200
g
(7.1
02)
(inchiding
the
battery)
MS-310TM:
Approximately
120
y
(4.2
62)
Gincluding
the
battery)
ee