Casio Lk90tv Instruction Manual

							LK90TV-ES-1
ES
USER’S GUIDE
GUÍA DEL USUARIO
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GUIDELINES LAID DOWN BY FCC RULES FOR USE OF THE UNIT IN THE U.S.A. (not applicable to other areas).
NOTICE
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15
of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off and on, the user
is encouraged to try to correct the interference by one or more of the following measures:
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and receiver.
Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
Consult the dealer or an experienced radio/TV technician for help.
FCC WARNING
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s
authority to operate the equipment.
Important!
Please note the following important information before using this product.
• Before using the optional AD-5 Adaptor to power the unit, be sure to check the AC Adaptor
for any damage first. Carefully check the power cord for breakage, cuts, exposed wire and
other serious damage. Never let children use an AC adaptor that is seriously damaged.
• Never attempt to recharge batteries.
• Do not use rechargeable batteries.
• Never mix old batteries with new ones.
• Use recommended batteries or equivalent types.
• Always make sure that positive (+) and negative (–) poles are facing correctly as indicated
near the battery compartment.
• Replace batteries as soon as possible after any sign they are getting weak.
• Do not short-circuit the battery terminals.
• The product is not intended for children under 3 years.
• Use only CASIO AD-5 adaptor.
• The AC adaptor is not a toy.
• Be sure to disconnect the AC adaptor before cleaning the product.
CASIO Europe GmbH
Bornbarch 10, 22848 Norderstedt, Germany
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Safety Precautions
Congratulations on your selection of the CASIO
electronic musical instrument.
•Before using the instrument, be sure to carefully
read through the instructions contained in this
manual.
•Please keep all information for future reference.
Symbols
Various symbols are used in this user’s guide and on
the product itself to ensure that the product is used
safely and correctly, and to prevent injury to the user
and other persons as well as damage to property.
Those symbols along with their meanings are shown
below.
 DANGER
This symbol indicates information that, if ignored
or applied incorrectly, creates the danger of death
or serious personal injury.
 WARNING
This indication stipulates matters that have the risk
of causing death or serious injury if the product is
operated incorrectly while ignoring this indication.
 CAUTION
This indication stipulates matters that have the risk
of causing injury as well as matters for which there
is the likelihood of occurrence of physical damage
only if the product is operated incorrectly while
ignoring this indication.
Symbol Examples
This triangle symbol () means that the
user should be careful. (The example at
left indicates electrical shock caution.)
This circle with a line through it (
)
means that the indicated action must not
be performed. Indications within or
nearby this symbol are specifically
prohibited. (The example at left indicates
that disassembly is prohibited.)
The black dot (
) means that the
indicated action must be performed.
Indications within this symbol are actions
that are specifically instructed to be
performed. (The example at left indicates
that the power plug must be unplugged
from the electrical socket.)
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 DANGER
Alkaline Batteries
Perform the following steps immediately if
fluid leaking from alkaline batteries ever
gets into your eyes.
1. Do not rub your eyes! Rinse them with
water.
2. Contact your physician immediately.
Leaving alkaline battery fluid in your eyes
can lead to loss of sight.
 WARNING
Smoke, Strange Odor, Overheating
Continued use of the product while it is
emitting smoke, a strange odor, or heat
creates the risk of fire and electric shock.
Take the following steps immediately.
1. Turn off power.
2. If you are using the AC adaptor for
power, unplug it from the wall outlet.
3. Contact your original retailer or an
authorized CASIO Service Provider.
AC Adaptor

Misuse of the AC adaptor creates the
risk of fire and electric shock. Always
make sure you observe the following
precautions.
•Be sure to use only the AC adaptor
that is specified for this product.
•Use only a power source whose
voltage is within the rating marked on
the AC adaptor.
•Do not overload electrical outlets and
extension cords.

Misuse of the AC adaptor’s electric cord
can damage or break it, creating the risk
of fire and electric shock.  Always make
sure you observe the following
precautions.
•Never place heavy objects on the cord
or subject it to heat.
•Never try to modify the cord or subject
it to excessive bending.
•Never twist or stretch the cord.
•Should the electric cord or plug
become damaged, contact your
original retailer or authorized CASIO
Service Provider.
Never touch the AC adaptor while your
hands are wet.
Doing so creates the risk of electric shock.

Use the AC adaptor where it will not be
splashed with water. Water creates the
risk of fire and electric shock.

Do not place a vase or any other container
filled with liquid on top of the AC
adaptor. Water creates the risk of fire
and electric shock.
Batteries
Misuse of batteries can cause them to leak,
resulting in damage to nearby objects, or to
explode, creating the risk of fire and
personal injury. Always make sure you
observe the following precautions.
•Never try to take batteries apart or allow
them to become shorted.
•Never expose batteries to heat or dispose
of them by incineration.
•Never mix old batteries with new ones.
•Never mix batteries of different types.
•Do not charge the batteries.
•Make sure the positive (+) and negative
(–) ends of the batteries are facing
correctly.
Do not incinerate the product.
Never throw the product into fire.
Doing so can cause it to explode, creating
the risk of fire and personal injury.
Water and Foreign Matter
Water, other liquids, and foreign matter
(such as pieces of metal) getting into the
product create the risk of fire and electric
shock. Take the following steps
immediately.
1. Turn off power.
2. If you are using the AC adaptor for
power, unplug it from the wall outlet.
3. Contact your original retailer or an
authorized CASIO Service Provider.
Disassembly and Modification
Never try to take this product apart or
modify it in any way. Doing so creates the
risk of electric shock, burn injury, or other
personal injury. Leave all internal
inspection, adjustment, and maintenance up
to your original retailer or authorized
CASIO Service Provider.
Safety Precautions
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Dropping and Impact
Continued use of this product after it has
been damaged by dropping or subjecting it
to strong impact creates the risk of fire and
electric shock. Take the following steps
immediately.
1. Turn off power.
2. If you are using the AC adaptor for
power, unplug it from the wall outlet.
3. Contact your original retailer or an
authorized CASIO Service Provider.
Plastic Bags
Never place the plastic bag the product
comes in over your head or in your mouth.
Doing so creates the risk of suffocation.
Particular care concerning this precaution
is required where small children are
present.
Keep off of the product and stand.*
Climbing onto the product or stand can
cause it to tip over or become damaged.
Particular care concerning this precaution
is required where small children are
present.
Location
Avoid locating the product on an unstable
stand, on an uneven surface, or any other
unstable location. An unstable location can
cause the product to fall over, creating the
risk of personal injury. CAUTION
AC Adaptor

Misuse of the AC adaptor creates the
risk of fire and electric shock. Always
make sure you observe the following
precautions.
•Do not locate the electric cord near a
stove or other sources of heat.
•Never pull on the cord when
unplugging from the electrical outlet.
Always grasp the AC adaptor when
unplugging.

Misuse of the AC adaptor creates the
risk of fire and electric shock. Always
make sure you observe the following
precautions.
•Insert the AC adaptor into the wall
outlet as far as it will go.
•Unplug the AC adaptor from the wall
outlet during lightening storms or
before leaving on a trip or other long-
term absence.
•At least once a year, unplug the AC
adaptor from the wall outlet and wipe
away any dust that is built up in the
area around the prongs of the plug.
Relocating the Product
Before relocating the product, always
unplug the AC adaptor from the wall outlet
and disconnect all other cables and
connecting cords. Leaving cords connected
creates the risk of damage to the cords, fire,
and electric shock.
Cleaning
Before cleaning the product, always unplug
the AC adaptor from the wall outlet first.
Leaving the AC adaptor plugged in creates
the risk of damage to the AC adaptor, fire,
and electric shock.
Batteries
Misuse of batteries can cause them to leak
resulting in damage to nearby objects, or to
explode, creating the risk of fire and
personal injury. Always make sure you
observe the following precautions.
•Use only batteries that are specified for
use with this product.
•Remove batteries from the product if you
do not plan to use it for a long time.
Safety Precautions
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•Should you ever feel any symptoms
similar to those described above when
using this product, stop using it
immediately and contact your physician.
Heavy Objects
Never place heavy object on top of the
product.
Doing so can make the product top heavy,
causing the product to tip over or the object
to fall from it, creating the risk of personal
injury.
Correct Stand* Assembly
An incorrectly assembled stand can tip over,
causing the product to fall and creating the
risk of personal injury.
Make sure you assemble the stand correctly,
following the assembly instructions that
come with it. Make sure you mount the
product on the stand correctly.
*Stand is available as an option.
IMPORTANT!
When using batteries, be sure to replace them or shift to
one of the alternate power sources whenever you notice
any of the following symptoms.
• Dim power supply indicator
• Instrument does not turn on
• Dim, difficult to read display
• Abnormally low speaker/headphone volume
• Distortion of sound output
• Occasional interruption of sound when playing at high
volumes
• Sudden power failure when playing at high volumes
• Dimming of the display when playing at high volume
• Continued sound output even after you release a key
• A totally different tone may sound
• Abnormal rhythm pattern and demo tune play
• Abnormally low microphone volume
• Distortion of microphone input
• Dim power supply indicator when a microphone is used
• Sudden power failure when using the microphone
• Dimming of keyboard lights when notes sound
• Loss of power, sound distortion, or low volume when
playing from a connected computer
Connectors
Connect only the specified devices and
equipment to the product’s connectors.
Connection of a non-specified device or
equipment creates the risk of fire and
electric shock.
Location
Avoid the following locations for this
product. Such locations create the risk of
fire and electric shock.
•Areas subject to high humidity or large
amounts of dust.
•In food preparation areas or other areas
subject to oil smoke.
•Near air conditioning equipment, on a
heated carpet, in areas exposed to direct
sunlight, inside of a vehicle parked in
the sun, or any other area that subjects
the product to high temperatures.
Display Screen
•Never push on the display screen’s LCD
panel or subject it to strong impact. Doing
so can cause the LCD panel’s glass to
crack, creating the risk of personal injury.
•Should the LCD panel ever crack or
break, never touch the liquid inside of
the panel. LCD panel liquid can cause
skin irritation.
•Should LCD panel liquid ever get inside
your mouth, immediately wash out your
mouth with water and contact your
physician.
•Should LCD panel liquid ever get into
your eyes or onto your skin, rinse with
clear water for at least 15 minutes, and
then contact a physician.
Sound Volume
Do not listen to music at very loud volumes
for long periods. Particular care concerning
this precaution is required when using
headphones. High volume settings can
damage your hearing.
Health Precaution
In extremely rare cases, exposure to strong
sudden light or flashing light can cause
momentary muscle spasms, loss of
consciousness, or other physical problems
with some individuals.
•If you suspect that you might be
susceptible to any condition such as this,
be sure to consult with your physician
before using this product.
•Use this product in an area that is well
illuminated.
Safety Precautions
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❐264 tones
A wide selection of tones includes stereo piano and synthesized sounds, drum sets, and much more.
❐PIANO BANK button
The touch of a button takes you directly to piano tones and piano lessons.
❐Advanced 3-Step Lesson System
The 3-Step Lesson System lets you practice at your own pace. The keyboard automatically grades your performances, so you can
trace your progress as you improve.
•3-Step Lesson System: Use any of the keyboard’s built-in tunes and SMF data from a SmartMedia
TM card to learn to play as the
keyboard keys light to teach you the correct notes. First practice the timing of the notes. Next, play along at your own pace.
Soon you will be ready for step three, where you play along at normal speed.
*Note that key lights may be difficult to see under direct sunlight or under other very bright lighting.
•Evaluation System: The keyboard can be configured to rate your performances during Step 1, Step 2, and Step 3 lessons by
assigning points.  You can even have the keyboard report your points vocally, both part way through and at the end of a lesson.
❐Sing-along
Simply connect a commercially available microphone to the microphone jack* and you can sing along with the keyboard’s built-
in tunes and SMF data from a SmartMediaTM card.
*If a microphone was included with your keyboard, use that microphone.
❐100 built-in tunes, including piano pieces
Built-in tunes are divided into two groups: a Song Bank of 65 tunes with Auto Accompaniment, and a Piano Bank of 35 piano
tunes. You can simply enjoy listening to the built-in tunes, or eliminate the melody part of a Song Bank tunes or either hand part
of a Piano Bank tune, and then play along on the keyboard.
❐120 rhythms
A selection of rhythms cover rock, pops, jazz and just about any other musical style imaginable.
❐Auto Accompaniment
Simply play a chord and the corresponding rhythm, bass, and chord parts play along automatically.
❐Musical Information System
A big LCD screen graphically shows you fingerings and notes, making keyboard play more informative and enjoyable than ever
before.
❐Song Memory function
With lesson recording you can record as you play along with built-in tunes for later playback.
Performance recording lets you record your performances, including Auto Accompaniment, in real time. When playing back
recorded data, keyboard keys light in time with the melody.
❐Storing and Playing Back Tune Data You Transferred from Your Computer
You can connect your keyboard to a computer, use special CASIO conversion software to convert SMF data you purchase or
create to CASIO format, and then transfer it to the keyboard.
❐SmartMediaTM Card Slot
You can load a card with a standard MIDI file (SMF) and play it back on the keyboard.
❐VIDEO OUT Jack
Connect the keyboard to a TV equipped with a video input jack and you can view lesson information on your TV screen. You can
also view lyric data for easy reading during sing along.
Main Features
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Contents
Safety Precautions .................... E-1
Main Features ............................ E-5
Contents ..................................... E-6
General Guide ............................ E-8
Attaching the Score Stand ..................... E-10
Quick Reference ....................... E-11
To play the keyboard .............................. E-11
Power Supply .......................... E-13
Using batteries ....................................... E-13
Using the AC Adaptor ............................. E-14
Auto Power Off ....................................... E-14
Power On Alert ....................................... E-15
Memory Contents ................................... E-15
Connections ............................ E-16
Phones/Output Jack ............................... E-16
USB port ................................................ E-16
Sustain/Assignable Jack ........................ E-16
Microphone Jack .................................... E-17
VIDEO OUT Jack ................................... E-17
Accessories and Options ....................... E-17
Basic Operations ..................... E-18
To play the keyboard .............................. E-18
Selecting a Tone ..................................... E-18
Turning the Key Light System
On and Off .............................................. E-19
Practicing on the Piano .......... E-20
Using the PIANO BANK Button ............. E-20
Playing a Built-in Tune ............ E-21
To play back a Song Bank tune ............. E-21
To play back a Piano Bank tune ............. E-22
Musical Information System ................... E-22
Adjusting the Tempo ............................... E-22
To pause playback ................................. E-23
To fast reverse ....................................... E-23
To fast forward ....................................... E-23
Looping a Musical Phrase ...................... E-23
To change the melody tone .................... E-24
To play all tunes in succession ............... E-24
Advanced 3-Step Lesson ....... E-25
Evaluation Mode .................................... E-26
Using the Lesson Functions and
Evaluation Mode .................................... E-27
Step 1 – Master the timing. .................... E-27
Step 2 – Master the notes. ..................... E-28
Step 3 – Play at normal speed. .............. E-29
Using the Phrase Practice Mode ........... E-29
Voice Fingering Guide ............................ E-30
Using the Metronome ............................. E-30
Using a Microphone for
Sing Along ............................... E-31
Auto Accompaniment ............. E-33
Selecting a Rhythm ................................ E-33
Playing a Rhythm ................................... E-34
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Contents
Using Auto Accompaniment ................... E-34
Using an Intro Pattern ............................ E-37
Using a Fill-in Pattern ............................. E-37
Using a Rhythm Variation ....................... E-37
Using a Fill-in Pattern with a
Variation Rhythm .................................... E-38
Synchro Starting Accompaniment with
Rhythm Play ........................................... E-38
Finishing with an Ending Pattern ........... E-38
Song Memory Function .......... E-39
Parts and Tracks .................................... E-39
Recording Play Along with a
Built-in Tune ........................................... E-40
Playing Back a Lesson Recording ......... E-41
Recording a Performance ...................... E-41
Playing Back a Performance
Recording ............................................... E-43
Overdubbing a Performance
Recording ............................................... E-44
Deleting a Specific Part/Track ................ E-44
Keyboard Settings .................. E-45
Using Layer ............................................ E-45
Using Split .............................................. E-46
Using Layer and Split Together .............. E-47
Transposing the Keyboard ..................... E-47
Using Touch Response .......................... E-48
Adjusting Accompaniment  and
Song Bank Volume ................................ E-49
Tuning the Keyboard .............................. E-49
Connection to a Computer ..... E-50
Connecting to a Computer ..................... E-50
Expanding the Selections in the
Song Bank Tunes ................................... E-51
General MIDI Tone ................................. E-51
Changing the Settings ............................ E-51
Messages ............................................... E-53
Using a SmartMedia Card ....... E-56
Getting Ready ........................................ E-58
Reading a SmartMedia card .................. E-58
SmartMedia Card Error Messages ........ E-60
Troubleshooting ...................... E-62
Specifications .......................... E-64
Care of your keyboard ............ E-65
Appendix .................................... A-1
Tone List / Note Table ............................... A-1
Drum Assignment  List .............................. A-6
FINGERED Chord Chart .......................... A-7
Rhythm List .............................................. A-8
Song List .................................................. A-9
MIDI messages that can be sent
and received using the USB port
649A-E-009A
Company and product names used in this
manual may be registered trademarks of
others.
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General Guide
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