Casio QA-300 - Using the Alarm and Hourly Time Signal; Setting the Alarm Time

= $2 —
MTo Test the Timer Alarm
While
the
current
alarm
time
setting
is
di
is displa rT
two
seconds
to
sound
the
timer
ae
ee
a
eer
op
abot
° _5/Correcting Input Errors
*
If
you
input
the
wrong
numb
i
1
er
(or
hour}
when
inputting
value
t
sf
;
ie
acct
press
()
to
clear
the
wrong
input
.
cone
Ou
input
the
wrong
minutes
or
seconds
for
ti
|
or time calculations, re-in
.
ete
Be
sure
to
input
feading
zeros
so
that
ali
input
is
two
digits
eal
you
press
the
wrong
arithmetic
operation
key
(C4)
O,&).8
i
{
correct
key
before
inputting
anything
else.
|
i
ca
@
Clearing
Calculations
*To
clear
the
calculator
com
i
(
pletely
(except
independent
me
*To
clear
the
independent
memory
only,
press
)
twice
epee
MW
Error
Indicator
i:
Th
7
Ly
aegeor
<
e
error
indicator
“E”
appears
on
the
display
whenever
any
of
the
follawing
condi-
°
:
»
Whenever
the
integer
part
(the
value
to
the
left
of
the
decimal
paint)
of
a
calculation’s
intermediate
result
or
final
result
becomes
greater
than
8
digits.
Along
with
the
error
indicator,
an
approximation
of
the
value
appears
on
the
display.
The
following
table
illustrates
the
value
that
appears
when
you
attempt
to
perform
the
calculation:
123,456
x
741,852
=
91,586,080,512
*
Whenever
the
integer
part
of
the
value
stored
in
independent
memory
or
grand
tota!
memory
is
greater
than
8
digits.
At
this
time,
the
display
shows
“0.",
but
the
memory
retains
the
value
it
had
before
the
overflow
occurred.
*
Whenever
an
attempt
is
made
to
perform
division
by
zero
(as
in
6@)0).
¢
Whenever
the
profit
in
a
mark-up
calculation
is
100%,
6/Power Supply
This
unit
is
powered
by
a
single
CR2032
tithium
battery.
Battery
Replacement
H
the
display
becomes
dim
or
if
the
ch
need
to
replace
the
lithium
battery.
ock
is
not
keeping
time
correctly,
you
probably
aren
eemnnell ae iar dees ened