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I t e m   Code No. Part Name S p e c i f i c a t i o n   Q R

Main PCB

1 6926 7070 PCB/ASSY (MA1M) M240832*1 1 B

LSI1 2012 5603 LSI/MC (CPU) MSM6755B-17 1 A
LSI2 2012 5611 LSI/MASK-ROM UM23C2101M-7384/Q 1 A
LSI3 2012 5935 LSI/LCD DRIVER KS0066U-10B 1 A

IC1 2012 1883 IC/MOS (RESET IC) RN5VD40AA-TR 2 B

Q1,Q2 2252 1239 TRANSISTOR 2SC4081T106Q 1 B

Q3 2250 1162 TRANSISTOR 2SA1576AT106R 1 B

VR1 2775 0994 POTENTIOMETER EVN-D8AA03B53 1 B

X1 2590 2100 OSCILLATOR/CERAMIC CSACS20.00MX040-TC 1 B

Sub PCB

2 6927 5070 PCB/ASSY (MA2,3M) M241005*1 1 B

IC101 2114 2891 IC/LINEAR (POWER AMP) LA4598 1 A
IC102 2252 1248 IC/POTOCUPPLER HCPL-261A 1 A

Q102 2250 1591 TRANSISTOR 2SB1237TV2R 1 A

Q103~Q105 2250 1592 TRANSISTOR 2SC1740STPR 3 A

Q101 2250 1593 TRANSISTOR 2SD1858TV2R 1 A
D101 2390 3021 DIODE/SHOTTKY SRT14 1 C
D102 2390 3018 DIODE 1T2 1 C

D104~D113 2390 1344 DIODE 1SS133T-77-T 10 C

D103 2360 2044 DIODE/ZENER MTZJ6.2A-T77-T 1 A

J101 3612 0665 JACK (PHONE) YKB21-5006 1 B
J102 3501 7049 JACK (POWER) HEC2305-01-330 1 B
J103 3501 4816 JACK (MIDI) YKF51-5051 1 B

Keyboard PCBs

3 6926 7050 PCB/ASSY M140749*1 1 C

D701 - D749 2301 0101 DIODE 1S2473T-77-T 49 B

Mechanical Parts

4 3831 0665 SPEAKER 10G42AFA 1 B
5 3335 6823 LCD LD-B10272E 1 B
6 6926 7200 RUBBER/INTERCONNECTOR M440584-2 2 C
7 6927 6040 SPACER/455A M440810-1 1 C
8 6927 6050 SPACER/455B M440811-1 1 C
9 6927 6060 FILM/LEXAN M440812-1 1 C

10 6927 5060 EL M340996*1 1 B
11 6909 5890 SWITCH/SLIDE KONB CSB-12D 1 B
12 6921 5031 KNOB M311859-1 1 B
13 6927 6070 RUBBER/BUTTON M240796-2 1 B
14 6927 6080 RUBBER/BUTTON M240797-2 1 B
15 6927 6090 RUBBER/BUTTON M240798-2 1 B
16 6927 6100 RUBBER/BUTTON M240799-2 1 B
17 6922 2720 KEY SET/LT WHITE M312118*1 3 A
18 6922 2730 KEY SET/LT WHITE M312118*2 1 A
19 6922 2740 KEY SET/LT BLACK 10P M111726-1 2 A
20 6926 0670 RUBBER/CONTACT M240549-1 3 A
21 6926 0680 RUBBER/CONTACT M240550-1 1 A
22 6906 9611 PANEL/DISPLAY M340789-2 1 C
23 6925 4500 COVER/BATTERY M340528*1 1 B

A c c e s s o r y

6906 8752 STAND/NOTE M340629B*2 1 B

   Notes:     Q –  Quantity per unit

R –  Rank

Содержание CTK-431

Страница 1: ...UME SYNCHRO FILL IN START STOP TEMPO CHORD BOOK ACCOMP VOLUME CASIO CHORD NORMAL M 0 1 2 3 4 5 6 7 8 9 m 7 M7 dim TONE RHYTHM SONG BANK STATUS MAIN VOLUME TEMPO aug sus4 5 add9 CLEAR RHYTHM TRANSPOSE...

Страница 2: ...CONTENTS Specifications 1 Block Diagram 2 Circuit Description 3 Adjustment 7 Major Waveforms 8 Printed Circuit Boards 9 Schematic Diagrams 10 Exploded View 14 Parts List 15...

Страница 3: ...0 Hz 50 cents Volume 0 to 9 10 steps Terminals MIDI terminals IN OUT Phones Output terminal Stereo standard jack Output is monaural Output Impedance 60 Output Voltage 5 V RMS MAX Power supply terminal...

Страница 4: ...et IC IC1 Oscillator X1 Q1 Power Supply Circuit Q101 Q103 D104 Power Amp LA4598 IC101 Filter Q105 Speaker L Speaker R Phones Output VC AVDD VCC DVDD APO MD0 MD7 MA0 MA17 DC 9 V IN DB4 DB7 COM1 COM16 S...

Страница 5: ...olume Volume Down Up Down Up KO9 3 2 1 Start Synchro Chord Accomp Stop Fill in Book Volume KO10 6 5 4 Transpose Song Rhythm Tone Tune Bank KO11 9 8 7 Fingered CASIO Normal Power Off Chord KO12 FF Righ...

Страница 6: ...t output 34 NC3 Not used 35 RSTB In Reset signal input 36 P24 RXD MIDI signal input 37 P25 TXD MIDI signal output 38 NMI In Power ON signal input Connected to 5 V 39 APO Out APO Auto Power Off signal...

Страница 7: ...rom the CPU the LSI is capable of displaying up to 16 characters simultaneously The following table shows the pin functions of LSI3 Pin No Terminal In Out Function 1 22 SEG1 SEG40 Out Segment signal o...

Страница 8: ...und 0 V source 2 Ch1 B S Terminal for a bootstrap capacitor 3 Ch1 OUT Out Channel 1 output 4 VCC In 9 V source 5 Ch1 N F In Negative feedback input 6 Ch1 IN In Channel 1 output 7 D C Terminal for a bo...

Страница 9: ...oltmeter TP1 Adjust for 4 1 4 0 V reading on voltmeter under the temparature 20 25 C Make fine adjustment ac cording to the following in struction Watching the LCD at a 36 6 angle to the horizontal ad...

Страница 10: ...V source DVDD JB connector pin 4 3 APO signal JB connector pin 8 2 3 4 Button scan signal KO6 JA connector pin 14 5 Button scan signal KO7 JA connector pin 15 4 5 6 LCD common signal COM9 KS0066U 10B...

Страница 11: ...9 3 2 7 6 4 5 1 Top View PRINTED CIRCUIT BOARDS Main PCB JCM444 MA1M Bottom View...

Страница 12: ...10 SCHEMATIC DIAGRAMS Main PCB JCM444 MA1M 1 5 4 2 3 7 6...

Страница 13: ...11 Sub PCBs JCM444 MA2M MA3M...

Страница 14: ...12 Keyboard PCBs JCM4911K KY1M KY2M...

Страница 15: ...EG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 COM15 COM14 COM13 COM12 COM11 COM10 COM9 COM16 COM15 COM14 COM13 COM7 COM6 COM5 COM4 COM3 COM2 COM1 SEG2 COM11 COM12 SEG39 SEG40 COM10 COM9 COM14 COM15 C...

Страница 16: ...14 EXPLODED VIEW 18 17 19 22 6 R 1 5 12 7 10 9 11 13 14 15 16 8 1 2 23 4 21 20 4 R 3 R 5 3 R 4 R 2...

Страница 17: ...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...

Страница 18: ...12 0665 JACK PHONE YKB21 5006 1 B J102 3501 7049 JACK POWER HEC2305 01 330 1 B J103 3501 4816 JACK MIDI YKF51 5051 1 B Keyboard PCBs 3 6926 7050 PCB ASSY M140749 1 1 C D701 D749 2301 0101 DIODE 1S2473...

Страница 19: ...CASIO TECHNO CO LTD Overseas Service Division Nishi Shinjuku Kimuraya Bldg 1F 5 25 Nishi Shinjuku 7 Chome Shinjuku ku Tokyo 160 0023 Japan...

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