Casio_CTK-650_Service_Manual电路图.pdf

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1、(with price) CTK-650 ELECTRONIC KEYBOARD R CTK-650 RadioFans.CN 收音机爱 好者资料库 CONTENTS SPECIFICATIONS .1 BLOCK DIAGRAM .2 CIRCUIT DESCRIPTION CPU (HD6433298A16P : H8/329) .3 DIGITAL SIGNAL PROCESSOR, LSI-S (HG51A115A01FD) .4 KEY TOUCH LSI (HG52E35P) .5 POWER AMPLIFIER (LA4598) .6 BUTTON MATRIX . KEY MA

2、TRIX .8 WIRING DIAGRAM . IC LEAD IDENTIFICATION AND INTERNAL CIRCUIT .10 PCB VIEW AND MAJOR WAVEFORMS . SCHEMATIC DIAGRAM . PARTS LIST .15 EXPLODED VIEW .19 7 9 12 13 RadioFans.CN 收音机爱 好者资料库 1 Number of keys:61 Polyphony:32-note(max.) Preset tones:128 Magical preset:BREAK BEAT 16 MELODYCOMP 8 SHADOW

3、 DRUM 4 FREE SESSION 32 TONE STACK 40 KEY SPLIT 12 HYPERACTIVE 16 Auto-accompaniment:Rhythm patterns 128 Tempo Adjustable(40 - 255) Chords Three system: CASIO CHORD, FINGERD, FULL-RANGE CHORD Other Variation pattern, fill-in pattern, intro/ending pattern for each rhythm. Song memory:song:one System:

4、Real-time recording Memory capacity:Up to 1,300 notes Registration memory:4 setups Sound control pads:Phrases10 Drums10 SE/Percussion10 Controller2 Digital effects:REVERB 1, REVERB 2, REVERB 3, CHORUS, TREMOLO, PHASE SHIFTER, ORGAN SP, ENHANCER, FLANGER, EQLOUNDNESS DEMO tunes:3 tunes Other function

5、s:Transpose (F# C F : half-note) Tuning adjustable A4 = 440KHz 50 cents increments Volume control (Main /Accompaniment) Speakers:12cm diameter X 2 (Output:2W+2W) I/O terminals:Power supply9V DC jack HeadphonesStereo mini jack Output impedance:100 ohm Output voltage:4.5V(RMS. max) Assignable jackStan

6、dard jack MIDIIN, OUT Power supply:3-way AC/DC power sources; BatteriesSix D-size Battry lifeApproximately 5 hours on R20P(SUM-1) ACRequired optional AD-5 AC adaptor Car batteryRequired optional CA-5 car adaptor Auto power off:Approximately 6 minutes after the last operation Power consumption:7.7W D

7、imensions:942 X 367 X 135 mm(HWD) 31 7/16 X 14 1/2 X 4 3/8 inches(HWD) Weight:5.2kg(11.7lbs) excluding batteries Accessory:Score stand SPECIFICATION RadioFans.CN 收音机爱 好者资料库 2 BLOCK DIAGRAM Keyboard KC0KC7 SI0SI7 FI0FI7 Key Touch LSI HG52E35P D0D7 RAM-1(64K) MN4464-08L-1 CPU HD6433298A16P (H8/329) 7-

8、Segment LED LO0LO4 LED driver BA612 La Lp KO0KO5 Buttons KI1KI7 100K VDD Power Switch MIDI INOUT RAM-2(64K) MN4464-08L-2 EA0EA12 ED0ED7 LSI-S HG51A115A01FD RA0RA19 RD0RD15 ROM(16M) TC5316200CP-C079 WCK1 SLOP BCK D/A Converter PD6376CX Filter Filter Main Volume Power Amplifier LA4598 Output Speakers

9、Address Bus KO04 3 CIRCUIT DESCRIPTION CPU(HD6433298A16P : H8/329) The 16-bit CPU contains a 32K-byte ROM, a 1K-byte RAM, an 8-bit A/D converter, timers and I/O ports. The CPU accesses to the DSP, Key Touch LSI, RAM, buttons and LEDs. But the CPU directly receives MIDI and pedal signals. Pin No.Term

10、inalIn/OutFunction 1P40/IRQ2InKO signal data. 2P41/IRQ1InTiming signal for KO signal. 3P42/IRQ0InAPO signal output. 4P43/-RDOutRead signal outpt. 5P44/-WROutWrite signal output. 7P46/PHIOutSystem clock output. 8P47/-WAITInWait signal input 9P50/TxdOutMIDI signal output. 10P51/RxdInMII signal input.

11、11P52/SCKOutReset signal output. 12-RESETInReset signal input. 13-NMIInPower on signal input.(Low active) 14VccIn+5V source. 15-STBYInStandby signal input. Connected to +5V. 16VssInGround(0V) source. 17,18XTAL,EXTALIn/Out 20MHz clock pulse input/output. Connected to crystal. 19,20MD1,MD0InSelection

12、for system. MD1 MD0MODE 01MODE-1 : Internal ROM mode 10MODE-2 : Non internal ROM mode 11MODE-3 : Single chip mode 21AVssInAnalog ground source. 22P70/AN0InConnected to ground. 2329P71/AN0P77/AN7InKI signal input. 30AVccIn+5V source. 3138 P60/FTCIP67/TMO1OutControl signal for 7-segment LED. 39VccIn+5

13、V source. 4156P26/A14P10/A0OutAddress bus. 48VssInGround(0V) source. 5764P30/D0P37/D7In/Out Data bus. 4 DIGITAL SIGNAL PROCESSOR, LSI-S (HG51A115A01FD) The LSI-S is a 16-bit DSP(Digital Signal Processor) and accessable to 16M-bit sound source ROM and to 64K- bit RAM. The DSP can read data of 32 poly

14、phonic note from the ROM and provides two 16-bit serial dat with timing signals to each channels D/A converter. Pin No.TerminalIn/OutFunction 17D7D0I/OData bus. 11GND7InGround(0V) source. 12CK16Out16.384MHz clock pulse output. 13VCC6In+5V source 14CK0InClock pulse input. Connected to terinal CK16. 1

15、6VCC1In+5V source. 17GND1InGround(0V) source. 18,19XTI, XTOIn/Out16.384MHz clock pulse input/output. Connected to crystal. 21CCSBIChip select signal input. 2225CA0CA3InAddress bus. 26CE0InConnected to ground.(ROM interface ontrol terminal) 27CWRBInWrite enable signal. 28CRDBInRead enebla signal. 33R

16、ESBInReset sna iput 34TESBInConnected to +5V. 4049 5257 RD0RD15InData bus for sound source ROM. 50VCC2In+5V source. 51GND2InGround(0V) source. 59RA22OutChip enable signal output for ROM. 6273 7582 RA0RA19OutAddress bus for sound source ROM. 74GND5InGround(0V) source. 84VCC3In +5V source. 85GND3InGro

17、und source. 86WOK1OutWard clock for DAC. 88SOLPOut16-bit serial data for L-channel DAC. 89BOKOutBit clock for DAC. 93VCC5In+5V source. 95,97 99105 107,109 110,112 EA0EA12OutAddress bus for RAM. 96EWEBOutWrite enable signal for RAM. 106EOEBOutRead enable signal for RAM. 108VCC7In+5V source. 111ECEBOu

18、tChip eneble signal for RAM. 118VCC4In+5V source. 119GND4InGround(0V) source. 123130ED0ED7In/OutData bus for RAM. 131GND6InConnected to Ground. 132SSIInConnected to Ground. 133SBCKInConnected to Ground. 134SWCKInConnected to Ground. 5 KEY TOUCH LSI(HG52E35P) By counting the time between the first ke

19、y input signal FI and the second SI from the keyboard unit, the key touch LSI detects key velocity of 256-step. Then the LSI sends the CPU note numbers and their velocities. Pin No.TerminalIn/OutFunction 1REQBOutInterrupt request. Not used. 2,3FI10,SI10InConnected to +5V. 4VCCIn+5V source. 5CRDBInRe

20、ad enable signal. 6CWRBInWrite enable signal. 7CCBBInChip select signal. 8TInTest terminal. Connected to +5V. 9STYBInStandby terminal. Connected to +5V. 10RESBInReset signal. 11WInTest terminal. Connected to +5V. 12CKIInExternal clock input. 13TMDInTest terminal. Connected to ground. 14TSTInTest ter

21、minal. Connected to ground. 15CKOOutExternal clock output. Not used. 16GNDInGround(0V) source. 17XINInClock pulse input. Connected to ground. 18XOUTOutClock pulse output. Not used. 19TRESInTest terminal. Connected to ground. 2028CD0CD7In/Out Data bus. 24GNDInGround(0V) source. 2931CA0CA2OutAddress b

22、us. 32VCCIn+5V source. 33433343 53555355 57635763 FI0FI9FI0FI9 SI0SI9SI0SI9 InKey input signal. 40VCCIn+5V source. 4453KC0KC7OutKey scan signal. 48,56GNDInGround(0V) source. 54VCCIn+5V source. Keyboard KC0KC7 FI0FI9 SI0SI9 Key Touch LSI HG52E35P RESB CCSB CWRB CRDB CKI P30/D0P37/D7 P12/A2P10/A0CA0CA

23、2 CD0CD7 D0D7 A0A2 CPU HD6433298A16P P52/SCK A12 A14 P44/-WR P42/IRQ0 P43/-RD P46/PHI 6 POWER AMPLIFIER(LA4598) LA4598 is 2-channel power amplifier with standby switch. Pin No.TerminalIn/OutFunction 1Power GNDInGround(0V) source. 2Ch1 B.S.-Terminal for bootstrap capacitor. 3Ch1 OUTOutChannel 1 outpu

24、t. 4VCCIn+9V source. 5Ch1 N.F.InNegative feedback input. 6Ch1 INInChannel 1 input. 7D.C.-Terminal for decoupling capacitor. 8Pre GNDInGround(0V) source. 9StandbyInControl signal input. 0V:OFF / +9V:ON 10Ch2 INInChannel 2 input. 11Ch2 N.F.InNegative feedback input. 12Ch2 OUTOutChannel 2 output. 13Ch2

25、 B.S.-Terminal for bootstrap capacitor. 14NC-Not used. 6 5 8 7 10 11 13 12 9 4 1 3 2 Input AMP. Pre-drive AMP. Power AMP. TSD protector Stand by Bias circuit Input AMP. Pre-drive AMP. Power AMP. Ch1 IN Ch1 NF Pre GND D.C. Ch2 IN CH2 NF CH2 BS CH1 OUT POWER GND VCC STAND BY CH2 OUT CH2 BS INTERNAL BL

26、OCK DIAGRAM 7 BUTTON MATRIX Nomenclature of Keys F#3 G#3 A#3C#4 D#4F#4 G#4 A#4 C#5 D#5F#5G#5 A#5 F3G3A3B3C4D4E4F4G4A4B4C5D5E5F5G5A5B5C6 D#3 C2D2E2F2G2A2B2C3D3E3B6A6G6F6E6D6C7 C#3A#2G#2F#2D#2C#2A#6G#6F#6D#6C#6 KI1KI2KI3KI4KI5KI6KI7 KO03021SONG NO. KO1SPLITDEMOLAYER KO2+9TONE78RHYTHM KO3VARIATION-AINT

27、ROVARIATION-B KO46MIDI54 KO5BCHORDDAC ACCOMP VOLUME REGIST- RATION MEMORY MAGICAL PRESET TEMPO UP MULTI EFFECTOR END/ SYNCHRO TOUCHCOVE ON/OFF START/STOP TEMPO DOWN TRANSPOSE TUNE 8 KEY MATRIX Note:Each key has two contacts, the first contact 1and second contact .2 KC0KC1KC2KC3KC4KC5KC6KC7 FI0C2 1C#

28、2 1D2 1D#2 1E2 1F2 1F#2 1G2 1 SI0C2 2C#2 2D2 2D#2 2E2 2F2 2F#2 2G2 2 FI1G#2 1A2 1A#2 1B2 1C3 1C#3 1D3 1D#3 1 SI1G#2 2A2 2A#2 2B2 2C3 2C#3 2D3 2D#3 2 FI2E3 1F3 1F#3 1G3 1G#3 1A3 1A#3 1B3 1 SI2E3 2F3 2F#3 2G3 2G#3 2A3 2A#3 2B3 2 FI3C4 1C#4 1D4 1D#4 1E4 1F4 1F#4 1G4 1 SI3C4 2C#4 2D4 2D#4 2E4 2F4 2F#4 2

29、G4 2 FI4G#4 1A4 1A#4 1B4 1C5 1C#5 1D5 1D#5 1 SI4G#4 2A4 2A#4 2B4 2C5 2C#5 2D5 2D#5 2 FI5E5 1F5 1F#5 1G5 1G#5 1A5 1A#5 1B5 1 SI5E5 2F5 2F#5 2G5 2G#5 2A5 2A#5 2B5 2 FI6C6 1C#6 1D6 1D#6 1E6 1F6 1F#6 1G6 1 SI6C6 2C#6 2D6 2D#6 2E6 2F6 2F#6 2G6 2 FI7G#6 1A6 1A#6 1B6 1C7 1 SI7G#6 2A6 2A#6 2B6 2C7 2 Key Sec

30、ond contact 2First contact 1 FI KC SI 9 WIRING DIAGRAM FI1 FI2 FI0 SI0 SI1 SI2 SI3 FI3 KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7 KC0 KC1 KC2 KC3 KC4 KC5 FI4 SI4 KC6 KC7 SI5 SI6 SI7 FI5 FI6 FI7 M616T-KY1M JA CONNECTOR 117 M616T-KY2M JB-CONNECTOR 117 JA-CONNECTOR JB-CONNECTOR LG POWER PWLD KO5 KO4 KO3 KO2 KO1 K

31、O0 KI1 KI2 KI3 KI4 KI5 KI6 KI7 La Lb Lc Ld Le Lf Lg Lp BATTERY COMPARTMENT BATT.+ BATT.- DC JACK PHONES/OUTPUT SUSTAIN MIDI IN MIDI OUT LSP PG RSP PG JC-CONNECTORJD-CONNECTOR M5711-MA1M M5711-CN1M JC-CONNECTOR JD-CONNECTOR 112 112 1 17117 112 112 KI4 KI5 KI6 KI7 10 IC LEAD IDENTIFICATION AND INTERNA

32、L CIRCUIT UPD6376CX (D/A converter) TIMING GENERATOR SHIFT REGISTER LATCH MAIN DAC SUB DAC SUB DAC MAIN DAC LRCK LRSEL/RSI SI/LSI CLK 4/8 fs SEL D.GND N.C.D.VDDA.GND A.VDD R.OUT R.REF L.REF L.OUT11 10 9 6 8712543 13 14 15 16 1 2 TC74HC174AP (HEX D-TYPE FLIP FLOP WITH CLEAR ) CLEAR CLOCK Q0Q1Q2Q3Q4Q5

33、 D0D1D2D3 D4 D5 VDDGND 57101215 14131143 R D CK Q R D CK Q R D CK Q R D CK Q R D CK Q R D CK Q 1 9 1682 6 TC74HC08AP (QUAD 2-INPUT AND GATE) TC74HC00AP (QUAD 2-INPUT NAND GATE) 1A 1 1B 2 1Y 3 2A4 2B5 2Y 6 GND7 8 3Y 9 3A 10 3B 11 4Y 12 4A 13 4B 14 VCC 1A 1 1B 2 1Y 3 2A4 2B5 2Y 6 GND7 8 3Y 9 3A 10 3B

34、11 4Y 12 4A 13 4B 14 VCC 11 3 2 1 OUT VDD VSS S-8053ANO 2SB1274 M5218APR + - + - 1234 5678 VCC GND S-81350HG S-8053ANO 2SB1240 2SD1858 BCE 312 ECB E C B 2SC1740 DTA114TS 2SA933 12 1 10 11 12 13 2536 47 17 8 9 16 15 19 18 14 PCB VIEW & MAJOR WAVEFORMS 13 18 19 16 17 9 8 14 15 47 36 25 10 11 12 13 1 S

35、CHEMATIC DIAGRAMM5711-MA1M 14 SCHEMATIC DIAGRAMM5711-CN1M PARTS LIST CTK-650 Notes:1.Prices and specifications are subject to change with- out prior notice. 2.As for spare parts order and supply, refer to the GUIDEBOOK for Spare parts Supply, published separately. 3.The numbers in item column corres

36、pond to the same numbers in drawing. FOB Japan NItemCode No.Parts NameSpecificationQM N.R.YenR* Unit Price PCB assy M5711-MA1M 2011 3325 LSI UPD6376CX 11230AC 2011 5194 LSI HG52E35P 11600AF 2011 5201 LSI HG51A115A01FD 112,820AT N2011 6797 LSI LC3564Q-85.10 21280AC N2011 6944 LSI TC5316200CP-C079 111

37、,230AN N2011 7021 LSI HD6433298A16P 11880AJ N2105 2114 IC, RegulatorS-81350HG 1565AB 2105 2219 MOS IC S-8053ANO 1560AB N2105 2912 C-MOS HD74HC08P 1 1028AA 2105 3045 C-MOS HD74HC174P 1549AA N2105 3136 C-MOS HD74HC00P 1 1028AA 2114 1421 IC, Photo-couplerPC900V 11210AC 2114 1799 IC, Monolithic M5218APR

38、 1138AA 2114 2891 IC, Monolithic LA4598 11140AB N2251 0665 Transistor2SB1240R.S-TV6-T 1 2026AA N2251 0672 Transistor2SB1548-P.CS 1 1044AA 2252 0889 Transistor2SA1267Y,GR-AT-T 1 208AA 2252 0896 Transistor2SC1740S-R,S-TP-T 4 208AA N2253 0581 Transistor2SD1858R.S-TV6-T 1 2024AA N2259 1883 Digital trans

39、istorDTA114TS-TP-T 8 2010AA 2310 7996 Zener diodeRD4.7ESB2-T1-T 1 2012AA 2360 0098 Zener diodeRD5.1ESB2-T1-T 1 2014AA N2360 2233 Zener diodeRD5.1JSB1-T1-T 1 208AA 2390 0371 DiodeDSK10B-BT-T 1 2011BA 2390 1316 DiodeSB10-04A3-BT-T 1 2028BA 2390 1344 Diode1SS133T-77-T 3 203CA N2390 1995 DiodeRB441Q-T77

40、-T 1 2016BA N2590 1519 Crystal oscillatorHC-49U16384 11100AB N2590 1526 Ceramic oscillatorEFO-EN2005C4 1562AB 2606 1141 Carbon film resistorR-20-1K-J-T23-T 13 202CA 2606 1148 Carbon film resistorR-20-220-J-T23-T 3 202CA 2606 1155 Carbon film resistorR-20-330-J-T23-T 3 202CA 2606 1162 Carbon film res

41、istorR-20-10-J-T23-T 3 202CA 2606 1169 Carbon film resistorR-20-100-J-T23-T 40 202CA 2606 1176 Carbon film resistorR-20-100K-J-T23-T 10 202CA 2606 1183 Carbon film resistorR-20-10K-J-T23-T 4 202CA 2606 1197 Carbon film resistorR-20-22-J-T23-T 1 202CA 2606 1204 Carbon film resistorR-20-3.3-J-T23-T 2

42、202CA 2606 1218 Carbon film resistorR-20-56-J-T23-T 2 202CA 2606 1232 Carbon film resistorR-20-82-J-T23-T 2 202CA 2606 1253 Carbon film resistorR-20-4.7K-J-T23-T 4 202CA 2606 1274 Carbon film resistorR-20-1.5K-J-T23-T 1 202CA 2606 1288 Carbon film resistorR-20-2.2K-J-T23-T 1 202CA 2606 1302 Carbon f

43、ilm resistorR-20-270-J-T23-T 1 202CA 2606 1309 Carbon film resistorR-20-470-J-T23-T 35 202CA 2606 1316 Carbon film resistorR-20-47K-J-T23-T 3 202CA 2606 1323 Carbon film resistorR-20-56K-J-T23-T 22 202CA 2606 1337 Carbon film resistorR-20-1M-J-T23-T 1 202CA 2606 1372 Carbon film resistorR-20-33K-J-T

44、23-T 11 202CA 2606 1386 Carbon film resistorR-20-15K-J-T23-T 4 202CA 2606 1435 Carbon film resistorR-20-560-J-T23-T 1 202CA 2606 1442 Carbon film resistorR-20-18K-J-T23-T 2 202CA N2606 1526 Carbon film resistorR-20-150-J-T23-T 3 202CA N2606 1708 Carbon film resistorR-20-47-J-T23-T 3 202CA Notes: N New parts M Minimum order/supply quantity R Rank 15 FOB Japan NItemCode No.Parts NameSpecificationQM N.R.YenR* Unit Price 2765 1344 Slide volumeEWA-MJCC25B23 11110AB 2801 7910