Casio CTK-4200 Manuale utente
CTK-4200
CTK-4200
JUL. 2011
ELECTRONIC KEYBOARD
INDEX
CTK-4200
CONTENTS
SPECIFICATIONS........................................................................................... 1
BLOCK AND WIRING DIAGRAM .................................................................. 3
PCB INFORMATION....................................................................................... 4
CIRCUIT DESCRIPTION ................................................................................ 5
PRINTED CIRCUIT BOARDS......................................................................... 7
DISASSEMBLY............................................................................................. 10
DIAGNOSTIC PROGRAM ............................................................................ 22
EXPLODED VIEW......................................................................................... 31
PARTS LIST.................................................................................................. 32
SCHEMATIC DIAGRAMS............................................................................. 35
CTK-4200
– 1 –
SPECIFICATIONS
Keyboard 61 standard size keys
Touch Response 2 types, Off
Maximum Polyphony 48 notes (24 for certain tones)
Tones
Built-in Tones 600
Sampling Tones Up to 8 (Melody Sampling: 5, Drum Sampling: 3)*
Up to 10 seconds
Functions Layer, Split, Piano/Organ button
Reverb 1 to 10, Off
Chorus 1 to 5, Off
Metronome
Beats per Measure 0, 2 to 6
Tempo Range 30 to 255
Song Bank
Built-in Songs 152
User Songs Up to 10*
Step Up Lesson
Lessons 4 (Listen, Watch, Remember, Auto)
Lesson Part L, R, LR
Functions Repeat, Voice Fingering Guide, Note Guide, Performance Evaluation
Music Challenge 20 notes
Auto Accompaniment
Built-in Rhythms 180
User Rhythms Up to 10 (Accompaniment Edit)*
Chord Book Function Chord guide
Registration 32 (4 setups × 8 banks)
Recorder Real-time recording, playback
Keyboard Play 5 songs, 6 tracks
Playing Along with a Built-in Songs
1 song (L, R, LR)
Memory Capacity Approximately 12,000 notes (total for 6 songs)
Other Functions
Transpose ±1 octaves (-12 to +12 semitones)
Octave Shift Upper/Lower ±2 octaves
Tuning A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)
Preset Scales 17
Music Preset 305
One Touch Preset 180
Auto Harmonize 12 types
Arpeggiator 90 types
MIDI 16 multi-timbre received, GM Level 1 standard
CTK-4200
– 2 –
Musical Information Function Tone, Rhythm, Song Bank numbers and names, staff notation,
ngering, pedal operation, tempo, measure and beat number,
chord name, etc.
Inputs/Outputs
USB port TYPE B
Sustain/Assignable jack Standard jack (sustain, sostenuto, soft, rhythm)
Phones/Output jack Stereo standard jack
Output Impedance: 140 Ω, Output Voltage: 4.5 V (RMS) MAX
Audio In jack Stereo mini jack
Input Impedance: 9 kΩ, Input Sensitivity: 200 mV
Power Jack 9.5 V DC
Power Supply 2-way
Batteries 6 AA-size zinc-carbon batteries or alkaline batteries
Battery Life Approximately 3 hours continuous operation on alkaline batteries
AC Adaptor AD-E95100L
Auto Power Off Approximately 6 minutes (during battery operation) or 30 minutes
(during AC adaptor operation) without any operation, Auto Power Off
can be disabled.
Speakers 12cm × 2 (Output: 2.5W + 2.5W)
Power Consumption 9.5 V 7.7 W
Dimensions 94.8 × 35.0 × 10.3 cm (37 5/16 × 13 3/4× 4 1/16 inch)
Weight Approximately 4.3 kg (9.5 lbs) (without batteries)
* This data is stored in a shared memory area with a total capacity of approximately 320 Kbytes
(1 Kbyte = 1,024 bytes).
CTK-4200
– 3 –
BLOCK AND WIRING DIAGRAM
KEYBOARD PCB (M802-KYA1)
MAIN PCB
(M822-MDA1)
SUB PCB
(M828-PSA1)
BATTERY
KEYBOARD PCB (M802-KYA2)
CN802 (10 pin) CN803 (10 pin) CN804 (11 pin)
CN4 (13 pin) CN5 (11 pin)
CN7 (+)
CN8 (-)
CN2 (10 pin) CN7 (5 pin)
CN19 (10 pin) CN24 (5 pin)CN14 (11 pin)
CN20 (+)
CN21 (-)
CN10 (+)
CN9 (-)
CN1 (11 pin)
USB
PHONES (J1)
PEDAL (J1)
SPEAKER (L)
SPEAKER (R)
MAIN VOL. (VR3)
AUDIO IN (J3)
CN8 (4 pin)
CN801 (13 pin)
FI0~FI3,
SI0~SI3,
KC0~KC4
FI4~FI7,
SI4~SI7,
KC5~KC7
LOUT, ROUT
AUDIO IN,
ADIN, APO,
STBY_CTL
ARXD,
ATXD
DB4~DB7,
E, R/W, RS, NMI
MPU
LSI1 Flash Memory
(128 Mbit)
LSI3
Button Controller
IC1
LCD
Controller/Driver
IC5
Power
Amplifier
IC2
MA1~MA19
MD0~MD15
MD0~MD15
MA1~MA23
SRAM
(4 Mbit)
LSI4
Filter
IC5
Filter
IC3
Power Supply Circuit
IC6, C24, C25, C27,
C33, C35, C183
Power
Supply Circuit
IC3, Q4, D1
Power Supply Circuit
Q4, Q6, Q7, C35~C37,
C40, C134, D4, D5
VA5
VD3
VD5
VA5
VA3VC
VD5
LOUT
ADIN
APO
ROUT
LCD
BUTTONS
POWER
SWITCH
(SW2)
DC 9.5 V IN (J2)
VCP
Filter
IC4
D1
D3
CTK-4200
– 4 –
PCB INFORMATION
M822-MDA1
M802-KYA2
M828-PSA1
M802-KYA1
Classifi cation Parts Name PCB Name Components
Main PCB PCB UNIT/MAIN M822-MDA1
MPU, SRAM (4 Mbit),
Flash Memory (128 Mbit),
Power Supply Circuit, Filter,
SUSTAIN/ASSIGNABLE Jack, USB Port
Sub PCB BACK LIGHT UNIT M828-PSA1
Power Supply Circuit, Power Ampli er,
Filters, LCD Controller/Driver,
Button Controller, LCD, Buttons,
Power Switch, Main Volume,
DC 9.5 V Terminal, AUDIO IN Jack,
PHONES/OUTPUT Jack
Keyboard PCB PCB UNIT/KYA M802-KYA1 Keyboard
M802-KYA2
CTK-4200
– 5 –
CIRCUIT DESCRIPTION
KEY MATRIX
KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7
FI0 C21C2#1D21D2#1E21F21F2#1G21
SI0 C22C2#2D22D2#2E22F22F2#2G22
FI1 G2#1A21A2#1B21C31C3#1D31D3#1
SI1 G2#2A22A2#2B22C32C3#2D32D3#2
FI2 E31F31F3#1G31G3#1A31A3#1B31
SI2 E32F32F3#2G32G3#2A32A3#2B32
FI3 C41C4#1D41D4#1E41F41F4#1G41
SI3 C42C4#2D42D4#2E42F42F4#2G42
FI4 G4#1A41A4#1B41C51C5#1D51D5#1
SI4 G4#2A42A4#2B42C52C5#2D52D5#2
FI5 E51F51F5#1G51G5#1A51A5#1B51
SI5 E52F52F5#2G52G5#2A52A5#2B52
FI6 C61C6#1D61D6#1E61F61F6#1G61
SI6 C62C6#2D62D6#2E62F62F6#2G62
FI7 G6#1A61A6#1B61C71
SI7 G6#2A62A6#2B62C72
Each key has two contacts, the rst contact 1and second contact 2.
NOTE: The diagram below illustrates how the contacts work.
Key
Second contact
First contact
FI
KC
SI
NOMENCLATURE OF KEYS
C2 C3 C4 C5 C6 C7
CTK-4200
– 6 –
BUTTON MATRIX
SWO0 SWO1 SWO2 SWO3 SWO4 SWO5 SWO6
SWI0 BANK,
LISTEN
Area1,
WATCH
RHYTHM,
$ONE
TOUCH
PRESET
MUSIC
PRESET 4 8 9
SWI1
Area2,
REMEMBER
Area3,
NEXT
SONG
BANK TONE 7 5 6
SWI2 Area4,
AUTO
STORE,
MUSIC
CHALLENGE
1 2 +
SWI3
$
CHORDS,
ACCOMP,
PART
SELECT
VAR./
FILL-IN,
FF
TEMPO
y
RECORDER
0 - 3
SWI4
NORMAL/
FILL-IN,
REW
START/
STOP,
PLAY/
STOP
TEMPO
tSPLIT CHORD
BOOK
AUTO
HARMONIZE/
ARPEGGIATOR,
$TYPE
SWI5 INTRO,
REPEAT
SYNCHRO/
ENDING,
PAUSE
METRONOME,
$BEAT
RHYTHM
EDITOR LAYER PIANO/
ORGAN FUNCTION
CTK-4200
– 7 –
PRINTED CIRCUIT BOARDS
Main PCB: M822-MDA1
CTK-4200
– 8 –
Sub PCB: M828-PSA1
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