Casio CTK-120 User Manual

No
sound
from
the
|
1.
Headphones
keyboard.
connected.
2. Power supply
problem.
1. Unplug headphones.
2. Check power supply.
¢ Are battery poles (+/—)
facing correctly?
¢ Are batteries dead?
¢ls AC adaptor connected
correctly?
ACCOMP
VOLUME
set
|
Slide
ACCOMP
VOLUME
to
MIN.
setting
toward
MAX.
POWER/MODE
|
Press
either
3
or
4
proper
selector
is
set
to
|
accompaniment
keys
as
“FINGERED”
and
|
shown
on
page
E-12.
accompaniment
keys
are
not
pressed
correctly (Fingered chord
with less than 3 notes
produces no response.)
No rhythm.
No accompaniment.
No accompaniment
even if accompani-
ment keys are
pressed.
Occasional
interference.
Refrigerators,
washing
|
Use
outlet
as
far
away
as
machines
and
similar
|
possible
from
appliance
electric
appliances.
thought
to
be
the
cause.
No sound when con-
nected to external
amplifier.
Defective
connection
|
Replace
connection
cord.
cord.
E-14
502B-E-016A
Avoid heat, humidity or direct sunlight.
Do
not
overexpose
the
unit
to
direct
sunlight,
or
place
near
an
air
conditioner,
or
in
any
extremely
hot
place.
Take
care
not
to
drop
the
unit
and
avoid
strong
impact.
Strong
impact
may
cause
malfunctions.
When
carrying
or
transporting
the
unit,
protect
the
keyboard
and
switches
with
soft
cloth
or
other
material.
Keep the unit free of liquids, dust, etc.
Do
not
allow
foreign
matter
to
get
between
the
keys,
especially
metallic
objects
such
as
hairpins,
sewing needles or coins. Also, do not let the unit get wet.
Never attempt to modify any parts of the unit.
The
unit
is
a
precision
instrument,
made
of
electronic
parts.
Any
modification
of,
or
tampering
with
inner parts may cause malfunction.
Do
not
use
lacquer,
thinner
or
similar
chemicals
for
cleaning.
Clean
the
keyboard
with
a
soft
cloth
dampened
in
a
weak
solution
of
water
and
a
neutral
detergent.
(Soak
the
cloth
in
the
solution
and
squeeze
until
it
is
almost
dry.
)
Specifications |
Model: CTK-120/CTK-130
Number of keys: 49
Polyphony: 8-note (max)
Preset tones: 100
Auto-rhythms: 100
Built-in
speakers:
10cm
dia.
(output
=
1W)X2
Demonstration
tune:
_—_1
(Classical
Medley)
Auto-accompaniment:
CASIO
CHORD,
FINGERED
Terminals:
PHONES/OUTPUT
jack
[@
3.5mm,
output
impedance:
120Q,
output
voltage:
3V(RMS)MAX]
DC 9V jack
2-way AC/DC power sources;
AC:
100,
120,
220,
230
or
240V
(+
10V),
50/60
Hz,
with
optional
AC
adaptor
AD-5.
DC: 6 AA size dry batteries
Battery
life:
approx.
3
hours
(SUM3/R6P)/6
hours
(AM3/LR6)
Power
consumption:
5.0W
Dimensions:
85.7
x
28.5
x
8.6
cm
(33
3/4"
x
11
1/4"
x
3
3/8")
Weight:
3.2kg
(7.0
lbs)
without
batteries
Standard
accessory:
Score
stand
Power source:
*
,
°
.
.
:
.
Design
and
specifications
are
subject
to
change
without
notice.
502B-E-017B
E-15

Casio CTK-120 Specifications

Power

power source	2-way AC/DC
AC voltage	100, 120, 220, 230 or 240V (+ 10V)
power consumption	5.0W

Sound and Audio

number of keys	49
polyphony	8-note (max)
built-in speakers	10cm dia. (output = 1W)X2

Weight and Dimensions

dimensions	85.7 x 28.5 x 8.6 cm
weight	3.2 kg