Casio Lk 165 User Guide

							English
Using Auto Accompaniment
E-29
Playing a chord with your left hand automatically adds bass 
and harmony accompaniment parts to the currently selected 
rhythm. It is just like having your own personal back up group 
on call.
1.Start play of the Auto Accompaniment rhythm 
part.
2.Press bm.
This enables chord input on the accompaniment 
keyboard.
3.Use the accompaniment keyboard to play 
chords.
This will cause bass and harmony Auto Accompaniment 
parts to be added to the rhythm part.
4.Play other chords with left hand as you play the 
melody with your right hand.
5.Pressing bm again returns to rhythm only 
accompaniment.
 For information about starting Auto Accompaniment as 
soon as a chord is played, see “Using Synchro Start” on 
page E-32.
You can select from among the following five chord input 
modes.
 FINGERED 1
 FINGERED 2
 FINGERED 3
 CASIO CHORD
 FULL RANGE CHORD
1.Hold down bm until the chord input mode 
selection screen appears on the display.
2.Use the bq (10-key) [–] and [+] keys to select 
the chord input mode you want.
 If you do not perform any operation after the chord input 
mode selection screen appears, the display will return 
automatically to the screen that was displayed before 
you held down 
bm.
Playing All Parts
Auto Accompaniment with Chords
Example: Pressing D-F#-A-C on the accompaniment keyboard
4
Accompaniment for the D-F
#-A-C chord (D7) sounds.
Accompaniment keyboard
Lights
F3
Chords 
(no melody played)
Melody
Selecting a Chord Input Mode
Ch o r d
Chord input mode
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							Using Auto Accompaniment
E-30
■FINGERED 1, 2, and 3
With these three input modes, you play chords on the 
accompaniment keyboard using their normal chord fingerings. 
Some chord forms are abbreviated, and can be fingered with 
one or two keys.
See page E-42 for information about chords that are 
supported and how they are fingered on the keyboard.
●FINGERED 1
Play the component notes of the chord on 
the keyboard.
●FINGERED 2
Unlike FINGERED 1, 6th input is not 
possible. m7 or m7
b5 is input.
●FINGERED 3
Unlike FINGERED 1, allows input of 
fraction chords with the lowest keyboard 
note as the bass note.
■CASIO CHORD
With CASIO CHORD, you can use 
simplified fingerings to play the four types 
of chords described below.CASIO CHORD Fingering
 When playing a minor, seventh, or minor seventh chord, it 
makes no different whether the additional keys you press 
are black or white.
■FULL RANGE CHORD
With this mode, you can use the full range 
of the keyboard to play chords and the 
melody.
See page E-42 for information about 
chords that are supported.
Accompaniment keyboard
Accompaniment keyboard
Chord TypeExample
Major Chords
Letters above the accompaniment 
keyboard indicate the chord assigned 
to each key. Pressing a single 
accompaniment area key in the 
CASIO CHORD mode will play the 
major chord whose name is marked 
above the key. All of the 
accompaniment area keys that are 
marked with the same chord name 
play exactly the same chord.C (C Major)
Minor Chords
To play a minor chord, press the 
accompaniment area key that 
corresponds to the major chord, while 
also pressing one other 
accompaniment area key to the right.Cm (C Minor)
Seventh Chords
To play a seventh chord, press the 
accompaniment area key that 
corresponds to the major chord, while 
also pressing two other 
accompaniment area keys to the right.C7 (C Seventh)
Minor Seventh Chords
To play a minor seventh chord, press 
the accompaniment area key that 
corresponds to the major chord, while 
also pressing three other 
accompaniment area keys to the right.Cm7 
(C Minor Seventh)
AC
CDE F F#bE#GbABBbC
CDE FE#b
AC
CDE F F#bE#GbABBbC
CDE FE#b
AC
CDE F F#bE#GbABBbC
CDE FE#b
AC
CDE F F#bE#GbABBbC
CDE FE#b
Accompaniment keyboard / Melody keyboard
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							English
Using Auto Accompaniment
E-31
Use the following procedures to play intro and ending 
patterns, to play fill-in patterns, and to play variations of basic 
Auto Accompaniment patterns.
■Auto Accompaniment Variation
Each Auto Accompaniment pattern has a basic “normal 
pattern” as well as a “variation pattern”.
1.Press 9.
This starts the variation pattern.
2.Pressing 8 returns to normal pattern.
■Auto Accompaniment Intro
Use the following procedure to play an intro of a few 
measures.
1.Press 7.
This starts the intro pattern. Normal pattern play will start 
when the intro pattern is finished.
 If you press 
9 while an intro pattern is being played, 
the variation pattern will start when the intro pattern is 
finished.
■Auto Accompaniment Fill-in
Use the procedure below to play a fill-in pattern during a 
performance.
 A “fill-in” is a short phrase played where you want to change 
the mood of a piece. A fill-in pattern can be used to create a 
link between two melodies or an accent.
 Normal and variation patterns have their own unique fill-in 
patterns.
●Normal Pattern Fill-in
1.While a normal pattern is playing, press 8.
This plays the fill-in for the normal pattern.
 Normal pattern play will resume after the fill in pattern is 
complete.
●Variation Pattern Fill-in
1.While a variation pattern is playing, press 9.
This plays the fill-in for the variation pattern.
 Variation pattern play will resume after the fill in pattern 
is complete.
■Auto Accompaniment Ending
Use the following procedure to play an ending of a few 
measures.
1.While an Auto Accompaniment is playing, press 
bk.
This will play the ending pattern and then stop Auto 
Accompaniment play automatically.
Using Auto Accompaniment 
Effectively
Auto Accompaniment Pattern Variations
Lights
Lights
Lights
Lights
Lights
Lights
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							Using Auto Accompaniment
E-32
■Using Synchro Start
Use the following procedure to configure the Digital Keyboard 
to start Auto Accompaniment play as soon as you press a 
keyboard key.
1.Press bk.
This enters accompaniment start standby.
2.Play a chord on the keyboard.
This will start full part accompaniment (normal).
Any of the following operations can be performed while in 
synchro standby to start a non-normal pattern.
 To start with intro pattern, press 
7.
 To start with variation pattern play, press 
9.
Use the following procedure to change Auto Accompaniment 
speed to a level that suits you.
1.Press 6.
Use w (slower) and q (faster) to change the tempo 
setting. Holding down either button changes the setting at 
high speed.
w and q at the same time will initialize the 
rhythm setting in accordance with the currently selected 
rhythm.
 While the tempo value is flashing, you also can use 
bq 
(10-key) to change it.
 If you do not perform any operation for after the tempo 
setting screen appears, the display will return to the 
screen displayed before you pressed 
6.Use the following procedure to adjust the balance between 
what you are playing on the keyboard and the volume of the 
Auto Accompaniment.
1.Press 3 (FUNCTION) a number of times until 
“AcompVol” appears on the display (page E-4).
2.Use the bq (10-key) [–] and [+] keys to adjust 
the accompaniment volume.
With One-Touch Preset, the Digital Keyboard automatically 
configures optimal tone, tempo, and other settings in 
accordance with the rhythm pattern you select.
1.Hold down bo (RHYTHM) until the current tone 
screen appears on the display.
This will automatically apply the One-Touch Preset 
settings in accordance with the rhythm pattern that is 
currently selected.
2.Play a chord on the keyboard.
This will start accompaniment automatically.
Changing Auto Accompaniment Speed 
(Tempo)
Flashes
Flashes
Adjusting the Accompaniment Volume
Using One-Touch Preset
Ac ompVo l
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English
E-33
Connecting External Devices
You can connect the Digital Keyboard to a computer and 
exchange MIDI data between them. You can send play data 
from the Digital Keyboard to  music software running on your 
computer, or you can send MIDI  data from your computer to 
the Digital Keyboard for playback.
The following shows the minimum computer system 
requirements for sending and rece iving MIDI data. Check to 
make sure that your computer complies with these 
requirements before connecting the Digital Keyboard to it.
• Operating System

 Never connect to a computer that does not conform to  the above requirements. Doing so can cause problems 
with your computer.
 Make sure you follow the steps of the procedure below exactly. Connecting incorrectly can make data send 
and receive impossible.
1.Turn off the Digital Keyboard and then start up 
your computer.
• Do not start up the music software on your computer yet!
2.After starting up yo ur computer, use a 
commercially available USB cable to connect it 
to the Digital Keyboard.
3.Turn on the Digital Keyboard.
 If this is the first time  you are connecting the Digital 
Keyboard to your computer, the driver software 
required to send and receive data will be installed on 
your computer automatically.
4.Start up your comput er’s music software.
33bqbq
bmbm
Connecting a Computer
Minimum Computer System Requirements
Windows® XP (SP2 or later) *1
Windows Vista® *2
Windows® 7 *3
Mac OS® X (10.3.9, 10.4.11, 10.5.8 or later, 10.6.6 or later)
* 1: Windows XP Home Edition
Windows XP Professional (32-bit)
* 2: Windows Vista (32-bit)
* 3: Windows 7 (32-bit, 64-bit)
Connecting the Digital Keyboard to Your 
Computer
Computer USB port A connector B connector
Digital Keyboard USB port
USB cable
(A-B type)
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							Connecting External Devices
E-34
5.Configure the music software settings to select 
one of the following as the MIDI device.
 For information about how to select the MIDI device, 
see the user documentation that comes with the music 
software you are using.
 Be sure to turn on the Digital Keyboard first before 
starting up your computer’s music software.
 USB send and receive is disabled during playback of a 
Song Bank song (page E-16), or while the Digital 
Keyboard is lighting during a power on alert operation. 
Whenever you plan to exchange data between your 
Digital Keyboard and computer, first turn off power on 
alert (page E-6).
 Once you are able to connect successfully, there is no 
problem with leaving the USB cable connected when you 
turn off your computer and/or Digital Keyboard.
 This Digital Keyboard conforms to General MIDI Level 1 
(GM).
 For detailed specifications and connections that apply to 
MIDI data send and receive by this Digital Keyboard, see 
the latest support information provided by the website at the 
following URL.
http://world.casio.com/
A keyboard channel is the channel used for sending Digital 
Keyboard data to a computer. You can select the channel you 
want for sending Digital Keyboard data to a computer.
 The keyboard channel setting range is 01 to 16.
1.Press 3 (FUNCTION) a number of times until 
“Keybd Ch” appears on the display (page E-4).
2.Use the bq (10-key) [–] and [+] keys to change 
the keyboard channel.
The navigate channels can be used to display only the notes 
of a particular channel (part) as on-screen guide information 
from among the note information of a tune sent from the 
computer.
■Specifying the Navigate Channels
From among the 16 available channels (numbered 1 to 16), 
you can specify any two neighboring channels (such as 05 
and 06) as navigate channels. The smaller numbered channel 
is the navigate (L) channel, while the larger numbered 
channel is the navigate (R) channel. Specifying the navigate 
(R) channel will automatically configure the navigate (L) 
channel as well.
1.Press 3 (FUNCTION) a number of times until 
“Navi. Ch” appears on the display (page E-4).
2.Use the bq (10-key) to specify the navigate (R) 
channel.
This also will automatically configure the next lower 
channel number as the navigate (L) channel. CASIO USB-MIDI: (For Windows 7, Windows Vista, 
Mac OS X)
USB Audio Device: (For Windows XP)
MIDI Settings
Keyboard Channel
Navigate Channels
Ke y b d Ch
Na v i . Ch
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							English
Connecting External Devices
E-35
■Turning Off the Navigate Channel Sound and 
Playing the Part on the Keyboard
You can turn off the sound on one or both of the navigate 
channels and play the cancelled part on the keyboard 
yourself.
1.Press bm to select the channel setting you want 
to turn off.
Each press of bm cycles through settings (1) through (4) 
described below.
 If you turn off one channel, you can play the cancelled 
part on the keyboard using the same tone as the 
channel you turned off. If you turn off both channels 
(option (3)), what you play on the keyboard sounds 
using the tone of the navigate (R) channel.There are times when exchanging data with a computer when 
you may not want the Digital Keyboard to sound notes you 
play on its keyboard. The local control setting lets you do just 
that.
1.Press 3 (FUNCTION) a number of times until 
“Local” appears on the display (page E-4).
2.Use the bq (10-key) [–] and [+] keys to specify 
the local control setting.
Enabling the Accomp Out setting causes Auto 
Accompaniment data to be sent to the computer.
1.Press 3 (FUNCTION) a number of times until 
“AcompOut” appears on the display (page E-4).
2.Use the bq (10-key) [–] and [+] keys to turn 
Accomp Out on or off.
Navigate (L) 
ChannelNavigate (R) 
Channel
Sound
On-
screen 
Guide
Sound
On-
screen 
Guide
(1) R only displayed{××{
(2) L only displayed ×{{×
(3) LR displayed ×{×{
(4) LR nor displayed{{{{
Selected channel indicator appears.LR
Local Control
Accomp Out
Loca l
A c ompOu t
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Connecting External Devices
E-36
This Digital Keyboard can be connected to commercially 
available stereo, amplifier,  or recording equipment, to a 
portable audio player or other equipment.
Connection requires commercially  available connecting cords, 
supplied by you. The connecti ng cords should have a stereo 
standard plug on one end and a plug that matches the 
configuration of the external device on the other end.
• Turn off the external device when making connections.  After connecting, turn down the Digital Keyboard and 
external device volume levels whenever turning power 
on or off.
 After connecting, turn on the Digital Keyboard and then  the external device.
 If Digital Keyboard notes sound distorted when they  are sounded from external audio equipment, lower the 
Digital Keyboard’s volume setting.
Connection requires commercially  available connecting cords, 
supplied by you. The connecti ng cords should have a stereo 
mini plug on one end and a plug that matches the 
configuration of the external device on the other end.
 Turn off the Digital Keyboard when making  connections. After connecting, turn down the Digital 
Keyboard and external device volume levels whenever 
turning power on or off.
 After connecting, turn on the external device and then  the Digital Keyboard.
 If notes are distorted when they are sounded on the 
external device, lower the volume setting of the 
external device.
Connecting to Audio Equipment
Outputting Digital Keyboard Notes to Audio 
Equipment
Playing an External Device from the Digital 
Keyboard (LK-240/LK-247 only)
Digital Keyboard  PHONES/OUTPUT  jack
Stereo standard plug Audio equipment, amplifier, 
etc.
Digital Keyboard 
AUDIO IN jack
Stereo mini plug Portable audio player, etc.
B
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							English
E-37
Reference
Troubleshooting
SymptomAction
Included Accessories
I can’t find something that should be here. Carefully check inside all of the packing materials.
Power Requirements
Power will not turned on.  Check the AC adaptor or make sure that the batteries are facing 
correctly (page E-5).
 Replace the batteries with new ones or switch over to AC adaptor 
power (page E-5).
The Digital Keyboard outputs a loud sound and then 
suddenly powers down.Replace the batteries with new ones or switch over to AC adaptor 
power (page E-5).
The Digital Keyboard suddenly powers down after a 
few minutes.This happens when Auto Power Off (page E-6) is triggered.
Display
If I don’t play anything for a few minutes, keyboard 
keys suddenly start flashing. Things return to normal 
after I press a keyboard key or a button.Turn off the power on alert feature (page E-6).
The display keeps going out or are flashing. Replace the batteries with new ones or switch over to AC adaptor 
power (page E-5).
On-screen keyboard keys or notes remain on the 
display.A Step Up Lesson is in progress and the Digital Keyboard is waiting 
for you to play the next note in the song. To stop this from happening, 
cancel the lesson (page E-22).
Screen contents are visible only from straight ahead. This is dues to production limitations. It does not indicate malfunction.
Sound
Nothing happens when I press any keyboard key. Adjust the main volume setting (page E-6).
 Check if something is plugged into the PHONES/OUTPUT jack 
(
dp) on the back of the Digital Keyboard.
 Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
Nothing happens or notes do not play normally when 
I play notes on the left side of the keyboard.Press bm to disable chord input in the accompaniment keyboard area 
(page E-29).
Nothing happens when I start an Auto 
Accompaniment. With rhythms 140, and 142 to 150, nothing will sound until you play 
a chord on the keyboard. Try playing a chord (page E-29).
 Check and adjust the accompaniment volume setting (page E-32).
 Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
Nothing happens when I start playback of a built-in 
song. It takes a little time after you press the button until the song starts to 
play. Wait for a moment for the song to start.
 Check and adjust the song volume (page E-18).
 Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
The metronome does not sound.  Check and adjust the accompaniment volume setting (page E-32).
 Check and adjust the song volume (page E-18).
 Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
Notes keep sounding, without stopping.  Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
 Replace the batteries with new ones or switch over to AC adaptor 
power (page E-5).
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Reference
E-38
Some notes are cut off while they are playing. Notes are cut off whenever the number of notes being sounded 
exceeds the maximum polyphony value of 48 (24 for some tones). 
This does not indicate malfunction.
The volume or tone setting I made has changed. • A djust the main volume setting (page E-6).
 Turn power off and then back on to  initialize all Digital Keyboard 
settings (page E-6).
 Replace the batteries with new one s or switch over to AC adaptor 
power (page E-5).
Output volume does not change even though is 
change my keyboard touc h (LK-240/LK-247 only).  Change the Touch Response setting (page E-7).
 Turn power off and then back on to
 initialize all Digital Keyboard 
settings (page E-6).
In certain keyboard ranges, the volume and tone 
quality sound are slightly different from those in other 
keyboard ranges. This is due to system limitations. 
It does not indicate malfunction.
With some tones, octaves do not change at the far 
ends of the keyboard. This is due to system limitations. 
It does not indicate malfunction.
The pitch of the notes does not match other 
accompanying instruments or sounds strange when 
played long with other instruments.  Check and adjust the transpose 
(page E-12) and tuning settings 
(page E-12).
 Turn power off and then back on to  initialize all Digital Keyboard 
settings (page E-6).
The reverb of notes seems to change suddenly.  Check and adjust the reverb setting (page E-11).
 Turn power off and then back on to initialize all Digital Keyboard 
settings (page E-6).
Sounds I sampled were deleted. Sampled data is de leted whenever Digital Keyboard power is turned 
off (page E-14).
Operation
When I perform a skip fo rward or skip back 
operation, the skip operation moves multiple song 
measures instead of only a single measure. While song playback is stopped or a 
Step Up Lesson is in progress, 
skip forward and skip back operatio ns are performed in phrase units 
(page E-17).
Computer Connection
I can’t exchange data betwe en the Digital Keyboard 
and a computer.  Check to make sure that the USB 
cable is connected to the Digital 
Keyboard and computer, and that the  device is selected correctly 
with your computer’s musi c software settings (page E-33).
 Turn off the Digital Keyboard and  then exit the music software on 
your computer. Next, turn the Digital Keyboard back on and then 
restart the music software on your computer.
SymptomAction
B
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