background image

— 4 —

CIRCUIT DESCRIPTION

KEY MATRIX

BUTTON MATRIX

F#3 G#3 A#3

C#4 D#4

F#4 G#4 A#4

C#5 D#5

F#5 G#5 A#5

F3

G3

A3

B3

C4

D4

E4

F4

G4

A4

B4

C5

D5

E5

F5

G5

A5

B5

C6

D#3

C2

D2

E2

F2

G2

A2

B2

C3

D3

E3

B6

A6

G6

F6

E6

D6

C7

C#3

A#2

G#2

F#2

D#2

C#2

A#6

G#6

F#6

D#6

C#6

KC0

KC1

KC2

KC3

KC4

KC5

KC6

KC7

KI0

MEMORY

STEP 2

3

TONE

5

TEMPO

TEMPO

SYNCHRO/

ENDING

KI1

ONE TOUCH

STEP 3

7

6

ACC. VOL.

BEAT

METRONOME

PRESET

KI2

STEP 1

0

+

4

DEMO

ETUDE

TRANSPOSE

/TONE/MIDI

FI8

FULL RANGE

FINGERED

CASIO

NORMAL

INTRO

NORMAL

VARIATION

START/STOP

CHORD

CHORD

/FILL-IN

/FILL-IN

FI9

LAYER

RIGHT

2

RHYTHM

9

PLAY/PAUSE

STOP

TOUCH

RESPONSE

FI10

SPLIT

LEFT

1

SONG

8

FF

REW

CONCERT

PIANO

KC0

KC1

KC2

KC3

KC4

KC5

KC6

KC7-

C2 (1)

C#2(1)

D2 (1)

D#2 (1)

E2 (1)

F2 (1)

F#2 (1)

G2 (1)

C2 (2)

C#2 (2)

D2 (2)

D#2 (2)

E2 (2)

F2 (2)

F#2 (2)

G2 (2)

G#2 (1)

A2 (1)

A#2 (1)

B2 (1)

C3 (1)

C#3 (1)

D3 (1)

D#3 (1)

G#2 (2)

A2 (2)

A#2 (2)

B2 (2)

C3 (2)

C#3 (2)

D3 (2)

D#3 (2)

E3 (1)

F3 (1)

F#3 (1)

G3 (1)

G#3 (1)

A3 (1)

A#3 (1)

B3 (1)

E3 (2)

F3 (2)

F#3 (2)

G3 (2)

G#3 (2)

A3 (2)

A#3 (2)

B3 (2)

C4 (1)

C#4 (1)

D4 (1)

D#4 (1)

E4 (1)

F4 (1)

F#4 (1)

G4 (1)

C4 (2)

C#4 (2)

D4 (2)

D#4 (2)

E4 (2)

F4 (2)

F#4 (2)

G4 (2)

G#4 (1)

A4 (1)

A#4 (1)

B4 (1)

C5 (1)

C#5 (1)

D5 (1)

D#5 (1)

G#4 (2)

A4 (2)

A#4 (2)

B4 (2)

C5 (2)

C#5 (2)

D5 (2)

D#5 (2)

E5 (1)

F5 (1)

F#5 (1)

G5 (1)

G#5 (1)

A5 (1)

A#5 (1)

B5 (1)

E5 (2)

F5 (2)

F#5 (2)

G5 (2)

G#5 (2)

A5 (2)

A#5 (2)

B5 (2)

C6 (1)

C#6 (1)

D6 (1)

D#6 (1)

E6 (1)

F6 (1)

F#6 (1)

G6 (1)

C6 (2)

C#6 (2)

D6 (2)

D#6 (2)

E6 (2)

F6 (2)

F#6 (2)

G6 (2)

G#6 (1)

A6 (1)

A#6 (1)

B6 (1)

C7 (1)

G#6 (2)

A6 (2)

A#6 (2)

B6 (2)

C7 (2)

FI0

SI0

FI1

SI1

FI2

SI2

FI3

SI3

FI4

SI4

FI5

SI5

FI6

SI6

FI7

SI7

NOMENCLATURE OF KEYS

Summary of Contents for CTK-573

Page 1: ...GM TOUCH RESPONCE MEMORY CONCERT PIECE LAYER SPLIT RIGHT TRACK2 LEFT TRACK1 FF REW PLAY PAUSE STOP BEAT METRONOME FULL RANGE MAX MIN CHORD FINGERED CASIO CHORD NORMAL ELECTRONIC KEYBOARD CTK 573 CTK 5...

Page 2: ...ATION FILL IN SYNCHRO ENDING Accomp Volume 0 to 127 128 steps One Touch Presets Recalls settings for tone tempo layer split and accompaniment volume in accordance with rhythm 3 step Lesson 3 lessons S...

Page 3: ...A 20 Maximum volume 745 mA 20 with 10 keys from C1 to E2 pressed in French Horn Volume maximum Velocity maximum Speaker output level Vrms with 4 load each channel with key C1 in French Horn Volume max...

Page 4: ...er Q106 Q107 Main Volume Power Amplifier IC101 LA4635 Keyboard MA0 MA19 MCSB0 MCSB0 1 MA18 19 Power Supply Circuit Q101 Q104 D101 D103 D106 DC 9V VCC AVDD VC DVDD APO L OUT R OUT MD0 MD7 Speakers L R...

Page 5: ...LEFT 1 SONG 8 FF REW CONCERT PIANO KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7 C2 1 C 2 1 D2 1 D 2 1 E2 1 F2 1 F 2 1 G2 1 C2 2 C 2 2 D2 2 D 2 2 E2 2 F2 2 F 2 2 G2 2 G 2 1 A2 1 A 2 1 B2 1 C3 1 C 3 1 D3 1 D 3 1 G 2...

Page 6: ...e CPU then initializes its internal circuit and clears the RAM When the power switch is pressed the CPU receives a low pulse of POWER signal The CPU sends APO signal to the power supply circuit Reset...

Page 7: ...nizing pulse output 7 AVCC DVDB 5 3V source 8 AN0 In AC adaptor detection terminal 5 3 V when the keyboard is powered by batteries and becomes 0 V to cancel the APO function when AC adaptor is connect...

Page 8: ...pable of displaying up to 8 characters simultaneously The following table shows the pin functions of LSI 401 Pin No Terminal In Out Function 1 22 63 80 SEG1 SEG4O Out Segment signal output 23 24 25 26...

Page 9: ...contains digital sound data of the melody chord bass and percussion for the right and left channels The DAC converts the data into analog waveforms and output them to each channel separately Data Word...

Page 10: ...pin function of IC101 o N n i P l a n i m r e T t u O n I n o i t c n u F 1 D C Terminal for a decoupling capacitor 2 IN 1 In Channel 1 input 3 Pre GND In Ground 0 V source 4 IN 2 In Channel 2 input 5...

Page 11: ...Adjustment and Test Point Locations TOP VIEW Input Connection Input Point Input Signal Adjust Output Connection Output Point Adjust for VR401 Voltmeter TP1 TP2 Adjust for 4 3 4 4 V reading on voltmete...

Page 12: ...PU LSI4 pin 16 5 Key common signal KC0 JB connector pin 1 6 Key common signal KC1 JB connector pin 2 7 CE signal for ROM LSI3 LH536PYE pin 12 8 CE signal for working RAM LSI1 TC55257DFL pin 20 9 9 Sou...

Page 13: ...12 7 4 8 5 6 3 2 1 PRINTED CIRCUIT BOARDS Main PCB JCM702 MA1M Top View Top View LCD PCB JCM702 LCD1M...

Page 14: ...13 Sub PCB JCM702 MA2M Top View 9 10...

Page 15: ...14 JCM702 CN1MA Top View Bottom View JCM702 CN2MA Top View Bottom View...

Page 16: ...15 SCHEMATIC DIAGRAMS Main PCB JCM702 MA1M 8 7 4 1 2 3 5 6...

Page 17: ...16 Sub PCB JCM702 MA2M 9 10...

Page 18: ...17 Console PCB JCM702 CN1M CN2M...

Page 19: ...18 Display PCB JCM702 LCD1M...

Page 20: ...19 Keyboard PCBs JCM618T KY1M KY2M...

Page 21: ...20 EXPLODED VIEW 28 29 30 10 9 11 33 7 6 32 14 16 2 5 4 16 15 21 20 17 22 18 23 19 1 3 24 13 12 26 31 27 14 25 8...

Page 22: ...our spare parts department if you need these parts for refurbish 1 Prices and specifications are subject to change with out prior notice 2 As for spare parts order and supply refer to the GUIDEBOOK fo...

Page 23: ...2 DIODE 1SS133T 77 4 AA B D104 2360 1939 DIODE ZENER MTZJ5 1C T77 T 1 AA B J101 3501 7049 JACK DC HEC2305 01 330 1 AC A J102 3612 0665 JACK PHONE YKB21 5006 1 AG B J103 3612 0789 JACK YKB21 5010 1 AC...

Page 24: ...930 7201 PIECE TOP 476 R M441143A 1 1 AA X 6930 7202 FILM M441144A 1 1 AA C 1003 7738 SPONGE M441167 1 2 AA C 1003 0993 PLATE BL M341362 1 1 AT C 6922 4480 DUMPER KEY M412324 1 1 AE C 1006 2649 REFLEC...

Page 25: ...CASIO TECHNO CO LTD Overseas Service Division Nishi Shinjuku Kimuraya Bldg 1F 5 25 Nishi Shinjuku 7 Chome Shinjuku ku Tokyo 160 0023 Japan...

Reviews: