EN
Playing with a Different Sound
After reading this document, keep it in a safe place along with the warranty certificate.
Be sure to read the “Safety Precautions” in the separate “READ THIS!” sheet, and use
the product correctly.
Quick Start Guide
For more detailed information about the product and its operation, visit the CASIO website.
Available Information: User’s Guide, Music Scores, etc.
https://support.casio.com/global/en/emi/manual/LK-S450/
Preparation
Preparing a Power Supply
■Using the AC Adaptor
Connect the AC adaptor as shown in the
illustration on the right.
● Make sure that you use only the AC adaptor specified
for this Digital Keyboard.
■Using Batteries
Bottom of console
Open
Load six AA-size batteries.
Tab s
Close
Specify the battery type.
See “Configuring Function Settings” on the reverse
side of this sheet.
Computer, smartphone, etc. (commercially available)
• Connect using a USB cable that is no more than two meters long.
AC adaptor
CASIO-specified device
(sold separately) or
USB flash drive
(commercially available)
Back
Headphones (sold separately)
Included Accessories
●Music Stand
●Strap Lock (enclosed with music stand)
●Leaflets
● READ THIS! Sheet
● Other (Warranty, etc.)
Items included as accessories are subject to change
without notice.
Portable audio player, etc.
(commercially available)
Dynamic microphone
(commercially available)
Pedal
(sold separately)
To install the music stand
Insert the stand into the holes
on the back of the console.
To select a tone
Category No.
PIANO 1 - 20
ELEC. PIANO 21 - 53
ORGAN 54 - 87
GU I TAR 88 - 137
BASS 138 - 182
STRINGS 183 - 204
BRASS 205 - 234
REED 235 - 252
PIPE 253 - 264
SYNTH 265 - 322
PAD/CHO IR 323 - 370
ETHNIC 371 - 441
GM TONES 442 - 569
DRUM SET 570 - 600
To change the keyboard’s highrange and low-range tones
SP
Select a tone for the keyboard’s low
range.
To play with two layered tones
Select the tone you want to layer.
To play with Touch Response
OFF
LIGHT
NORMAL
HE AV Y
OFF: No Touch Response.
LIGHT: Louder notes with lighter touch than
NORMAL.
NORMAL: Normal Touch Response.
HEAVY: Louder notes require a heavier
touch than NORMAL.
To play with sustain
SUS
Basic Operation
(Power) button
P
Press to turn on power. Longpress to turn off power.
Auto Power Off
Automatically turns off power
after 30 minutes of non-use.
(On, Off switchable)
VOLUME knob
Rotate to adjust overall volume.
Pedal
Sustains notes played while the
pedal is depressed. Even if the
keys played are released, notes
are sustained as if the keys
remain pressed, until the pedal
is released.
HOME button
Press to return to the Home
screen. (Home Customization
supported.)
Touch Response
Pressing a key harder produces
louder sound, while a softer key
press produces softer sound.
SURROUND button
Press for a more expanded
sound. (Disabled while
headphones are connected.)
Lighted Keys
Keyboard keys light when
pressed, or to indicate melody
note during song playback.
(On, Off switchable)
Dial
Rotate to change a displayed
number or value.
Microphone
Input voice is output by the
instrument. Volume can be
controlled using the knob on the
back.
Sounding the Metronome Changing the Tempo
Enable the metronome.
Specify a beat value.
Playing a Song for Enjoyment or Play-along
To play the song
To select a song
Category No.
PIANO/CLASSICS 1 - 60
EVENT 61 - 65
WORLD 66 - 110
EXERCISE 111 - 160
USER SONG 161 - 360
TONE REC 361
RHYTHM REC 362
PART OFF REC 363
MULTI TRACK REC 364 - 368
Skip back
Skip forward
To sound a count
COUNT
PRECOUNT
COUNT: A count sounds throughout song
playback.
PRECOUNT: A count sounds at the
beginning of the song, before
actual playback starts.
To practice a particular par t
RIGHT OFF
LEFT OFF
BOTH OFF
RIGHT OFF: Right-hand part muted for
right-hand part practice
LEFT OFF: Left-hand part muted for left-
hand part practice
BOTH OFF: Both-hand parts muted for
both-hand practice
Using a Lesson to Master Song Play
To play using the Easy Mode
EASY
To loop a section between points A
and B
A
Recording Your
Performance
or
Configuring Function Settings
Select a function.
Function name
To initialize a setting
Select “All Initialize”.
To select the song you want to learn
To select a lesson part
RIGHT
LEFT
BOTH
RIGHT: Right-hand part lesson
LEFT: Left-hand part lesson
BOTH: Both-part lesson
To practice with the lesson
functions
LISTEN
WATC H
REMEMBER
LISTEN: Listen to the example until you
remember the song.
WATCH: Play while watching the keys that
light.
REMEMBER: Play without keyboard
lighting.
To use the Challenge Mode to
check your results
CHALLENGE
AB
Play what you want to record.
This starts recording.
Stop recording.
Playback your recording.
Display SETTING.
For information about functions, refer to
the User’s Guide available on the CASIO
Website.
Change the setting value.
Setting
Example: To specify the battery type
Alkaline: Alkaline batteries
Ni-MH: Rechargeable nickel metal
hydride batteries
This causes a re-start.
Selecting a Rhythm for Ensemble Play
To change the pattern
Start the rhythm.
To select a rhythm
Category No.
POPS 1 - 12
8 B E AT 13 - 16
16 BEAT 17 - 20
ROCK 21 - 32
DANCE 33 - 41
JAZZ 42 - 52
TRAD 53 - 59
LATIN ǀ 60 - 75
LATIN ǁ 76 - 91
WORLD ǀ 92 - 110
WORLD ǁ 111 - 157
COUNTRY 158 - 163
ENSEMBLE/ORCHESTRA 164 - 168
BALLAD 169 - 180
PIANO RHYTHMS 181 - 200
To play a rhythm
To insert a fill-in
Start the rhythm.
V1
V2
FILL
To insert an intro
I>V1
Start the rhythm.
To insert an ending
Start the rhythm.
E
To sound the accompaniment
pattern with chords
AC
Start the rhythm.
Use the chord input keyboard to play
chords.
Chord input keyboard
To start rhythm play as soon as you
play a chord
SYN.ST
Press the ACCMP button to display
AC. Next, play a chord on the
accompaniment keyboard.
Product Specifications
Model: LK-S450
Keyboard: 61 keys
Touch Response: 3 levels, Off
Lighted Keys: Maximum number of keys simultaneously lit: 10, can be turned off
Maximum Polyphony: 48 notes
Tone Functions: 600 preset tones
Effects: Reverb (20 types, Off); Chorus (10 types, Tone); DSP
Metronome: Bell sound of f, 1 to 16 beats; Tempo Range: 20 to 255
Song Bank: 160 preset songs; Par t Off Function: Left-hand, right-hand, both hand
Lesson Function: 3 lesson types (LISTEN, WATCH, REMEMBER); Left-hand, right-hand,
both-hand lesson parts; AB repeat; voice fingering guide; next note guide; evaluation points
Auto Accompaniment: 200 preset rhythms, 10 user rhythm, 200 one-touch presets,
INTRO, ENDING; chord input mode switching
Chord Book Function: Chord guide
Demo Function: 110 built-in Song Bank songs
Function Volume Adjustment: Metronome, Rhythm, Song
MIDI Recorder: Real-time Recording, Playback; Tone recording songs: 1 song, Rhythm
recording songs: 1 song, Multi-track recording songs: 5 songs, 6 tracks (1 system track,
5 solo tracks); Capacity: Approximately 40,000 notes (one song)
Other Functions: Transpose (±1 octave, –12 to 0 to +12 semitones); Octave Shift (–3 to 0
to +3 octave); Tuning (A4 = 415.5 to 465.9 Hz; Default = 440.0Hz)
APP Function: iOS, Android supported (connected via the USB terminal)
MIDI: 16-channel multi-timbre receive; GM Level 1 standard
Input/Output Terminals: PHONES/OUTPUT jack: Stereo mini jack (3.5mm); MIC IN
jack: Standard jack (6.3mm) (Input impedance: 3kΩ, Input sensitivity: 10mV); AUDIO IN
jack: Stereo mini jack (3.5mm) (Input impedance: 10kΩ, Input sensitivity: 200mV);
USB TO HOST port: micro B; USB TO DEVICE port: Type A; PEDAL jack: Standard jack
(6.3mm) (pedal sustain, sostenuto, soft, start/stop, fill-in)
Power Jack: 9.5VDC
Power Supply: 2-way power supply; Auto Power Off (30-minute trigger time; Can be
disabled)
Batteries: 6 AA-size alkaline batteries or AA-size rechargeable nickel metal hydride
batteries; Approximately 3 hours (alkaline batteries) or approximately 3 hours (nickel
metal hydride batteries) continuous operation
*Measured values while using eneloop batteries.
eneloop is a trademark of Panasonic Corporation.
● Actual continuous operation time may be shorter due to battery type, performance type,
and usage environment.
● Specifying the wrong battery type can cause incorrect display of the battery level and
sudden loss of power.
AC Adaptor: AD-E95100L (JEITA Standard, with unified polarity plug)
Speakers: 13 cm × 6 cm (oval) × 2 (Output: 2.5W+2.5W)
Power consumption: 9.5V = 7.5 W
LCD: Adjustable contrast
Dimensions: 93.0(W) × 25.8(D) × 8.4(H) cm (36 5/8 × 10 3/16 × 3 5/16 inch)
Weight: Approximately 4.6 kg (10.1 lbs) (Excluding batteries)
Specifications and designs are subject to change without notice.
*
●Any reproduction of the contents of this manual, either in part or its entirety, is prohibited.
Except for your own, personal use, any other use of the contents of this manual without
the consent of CASIO is prohibited under copyright laws.
●IN NO EVENT SHALL CASIO BE LIABLE FOR ANY DAMAGES WHATSOEVER
(INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS,
BUSINESS INTERRUPTION, LOSS OF INFORMATION) ARISING OUT OF THE USE
OF OR INABILITY TO USE THIS MANUAL OR PRODUCT, EVEN IF CASIO HAS BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
●The contents of this manual are subject to change without notice.
●Company and product names used in this manual may be registered trademarks of others.
Declaration of Conformity
Model Number: LK- S450
Trade Name: CASIO COMPUTER CO., LTD.
Responsible party: CASIO AMERICA, INC.
Address: 570 MT. PLEASANT AVENUE, DOVER, NEW JERSEY 07801
Telephone number: 973-361-5400
This device complies with Part 15 of the FCC Rules, Operation is subject to the
following two conditions:
(1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
A labels rating is affixed to the bottom of the product.
Functions Not Covered in This Manual
These instructions provide general information about main functions.
For more detailed information, refer to the “User’s Guide”.
https://support.casio.com/global/en/emi/manual/LK-S450/
The “User’s Guide” includes information on the topics listed
below.
● Saving a Setup (My Setup)
● Changing the Pitch in Octave Units (Octave Shift)
● Changing the Pitch in Semitone Units (Transpose)
● Changing the Scale (Scale Tuning)
● Playing with a More Expanded Sound
(Surround)
● Singing Karaoke
● Other
C
MA2102-B Printed in China