Casio VL-80 User manual
OPERATION
MANUAL
MANUAL
DE
OPERACION
CONTENTS
1.
Features
-\.
Points
Of
Caution
3
3.
Battery
Maintenance
5
4.
Nomenclature
And
Function
Of
EachPart
8
5.
Manual
Play
Function
-\-\. OneKey
Play
Function
13
7.
Auto
PlayFunction
13
8.
MelodyDémonstration
21
9.
Calculator
Function
22
10.
Spécifications
24
1.
Features
•OneKey
Play
Function
—Youcan
play
by
just
pressing
one
key.
Youcan
storenotes
in
thé
memory
and
thé
notes
will
be
indi-
vidually
playedback
in
séquence
each
time
you
press
thé
key
to
create
a
melody.Anyone
can
enjoy
playingimmediately
even
though
they
may
never
hâve
playedbefore.
•
Auto
Play
Function
—
Your
playing
will
be
played
automatically.
Yourfavorite
selected
melody
canbe
storedentirely
and
played
back
automatically.There
isa
repeat
function
that
will
replay
thé
melody
four
times.
•
Manual
Play
Function
—Youcan
enjoy
playing
right
away.
The
keyboard
hasa
noterange
of
approximately
two
octaves
whichincludesemitones.Thus
youcan
play
almost
any
tune.
•
Melody
Démonstration
"German
Folk
Song"
canbe
played
automatically.
•
Calculator
Function
—Youcan
change
at
once
from
melody
keys
to
calculatorkeys.
When
youset
thé
selector
to
"CAL"
thé
keyboard
keys
become
calculator
keys
andyoucan
calculate
upto8
digits
—
add,sub-
tract,
multiply,
divide,
4
constants,
square
root,
percentage
and
memory
calculation.
-2-
2.Points
Of
Caution
•
Thisinstrument
is
constructed
with
very
précise
electronic
parts.
Usage
or
storage
underextrêmetempérature
conditions,
or
strongshock
must
be
avoided.Under
very
low
température
conditions,
thé
response
speed
may
be
slow
or
thé
instrument
may
fail
to
operate.
Also,
undervery
high
températurecondi-
tions,
thé
battery
life
will
be
shortened.
Donot
store
or
place
near
heating
Systems,
in
directsunlight,inside
a hotcaroron
a
window
ledge.
•The
instrument
is
constructed
to
protectagainstdust
and
humidity
butisnot
waterproof.
Donotuse
nearsplashing
water
or
underhigh
humidity
conditions.
•Do not
attempt
to
take
thé
instrumentapart
because
thé
sys-
tem
and
functions
will
be
damaged.Avoidthrowing
used
battery
in
to
f
ire.
3
*If
battery
goes
bad
takethem
outat
once
and
replace
them
to
avoiddamage
to
thé
instrument.
To
clean
thé
instrument,
usea
soft,
dry
cloth
or
slightly
damp
cloth
with
neutraldétergent
to
wipe
it
off.
Never
use
thinner,
benzine
type
solvents
or
alcohol
for
cleaning.
When
using
asa
calculator
be
sure
to
check
that
thé
keyde-
pressed
and
thé
numberindicated
in
thé
display
arein
agree-
ment.
-4-
S.Battery
Maintenance
When
battery
powerdecreases,
thé
whole
displaydarkens.
Battery
should
then
be
renewed.
For
battery
spécifications,
refer
to
page
25.
(
Replacement
ctf
Battery^
1)Open
thé
backpanel
of
thé
unit
by
loosening
thé
screws
with
a
®
screwdriver.Open
thé
battery
cover
by
loosening
thé
screw
with
a©
screwdriver.
*
Never
touch
thé
inside
of
thé
unit
except
thé
battery
compartment.
2)Remove
dead
battery.
3)Insert
new
battery
with
thé
plus
terminal
(fiât
side)
on
top.
4)Replace
thé
battery
cover
and
backpanel.Screw
carefully.
5)Afterreplacing
battery,
set
thé
mode
selector
to
"CAL"
and
press
thé
P
switch
on
thé
back
of
thé
unit
with
a
pointed
object.
*
Beforeinserting
new
battery,
be
sure
to
thoroughlywipe
it
off
with
a dry
cloth
to
maintaingoodcontacts.
*Donot
leave
dead
battery
in
thé
batterycompartment
asit
may
cause
malfunctions.
*
Remove
thé
batterywhen
not
using
foran
extendedperiod.
*Itis
recommended
that
battery
be
replaced
every
2
years
to
prevent
thé
chance
of
malfunctions
due to
batteryleakage.
6
(^Auto-Powèr-Qff
(A.P.CX))
For
power
economy
thé
unit
provides
auto-power-off
(A.P
O )
function.
If
thé
unit
is
left
with
thé
mode
selector
turned
on
thé
A.P.O.
function
automaticallyturns
off
thé
power
in
ap-
proximately
6
minutes.
Though
thé
display
disappears,
thé
contents
of
thé
memory
(accumulated
total
of
thé
memorycalculations
or
thé
stored
melody)
are
protected.Power
is
resumedeither
by
pressing
(f
keyorby
turning
offandon.
-7-
4.Nomenclature
And
Function
Of
EachPart
Nomenclature
Q)
Display
©Mode
Selector
(3)
Function
Keys
4
Keyboard
Keys
5)Vibrato
Switch
©One
Key
Play
Key
(Rear
panel)
@"p"
Switch
-8
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