Casio_CPS-130_Service_Manual电路图.pdf

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1、CPS-130 CPS-130 is similar to CPS-100. Refer to the CPS-100 service manual for the circuit description that are not covered in this manual. (without price) CPS-130 ELECTRIONIC KEYBOARD RadioFans.CN 收音机爱 好者资料库 INDEX 2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2、. . . . . . . . 2 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Key and switch Matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Schematic Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、 5 PCB View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Major Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Explode

4、d View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Electrical Current drain with 9 V DC: No Sound Output 80 mA 20% Maximum volume350 mA 20% with any 10 keys pres

5、sed in Piano tone Volume: Maximum, Sustain: ON Phone output level (Vrms with 8 load each channel) 87 mV 20 % with key C5 pressed in Piano tone, Volume: Maximum Line output level (Vrms with 47 k load each channel)470 mV 20 % with key C5 pressed in Piano tone, Volume: Maximum Minimum operating voltage

6、: 6.5 V General Number of keys:61 Polyphonic:10-note Preset tones:5, including: Piano, Harpsichord, Vibraphone, Jazz organ, Pipe organ Demonstration tune:Ballade Pour Adeline Tuning control:442 Hz 30 cents Built-in speakers:12.0 cm dia. 1.1 W Input Rating: 2 pcs. Terminals:Output jack Output impedan

7、ce:30 , Output voltage: 1.2 V (rms) MAX Sustain jack, AC adapter Jack (DV 9 V) Power source:DC: 6 D size dry batteries Battery life: Approx. 10 hours (SUM-1/R20P) AC: AC Adapter AD-5 Power consumption:4.2 W Dimensions (HWD):116 x 970 x 364 mm (4-5/8 x 38-1/4 x 14-3/8 inches) Weight:8.4 kg (18.5 lbs)

8、 including batteries SPECIFICATIONS CONTENTS RadioFans.CN 收音机爱 好者资料库 3 BLOCK DIAGRAM OE CE(AR18) AR0 AR17 IO0 IO15 Main Clock 21.7251 MHz Keys and Switches KO4 KO19 KI1 KI8 CPU CDT109-005 ROM HN62414PD25 ROUT LOUT KO22 (APO) VCCAVDDVDD Power Amp. LA4127 Output Power IC LA5668N Filter (R) M5218APR Fi

9、lter (L) M5128APR Speakers Main Volume Control PG1 Reset IC S8053ALR DATA BCK WCK1 LRCK DAC LC7881C DVDD PG2 MIDI Clock 2 MHz Reset RadioFans.CN 收音机爱 好者资料库 4 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 C2D2E2F2G2A2B2C3D3E3B1A1G1F1E1D1C1 C#3A#2G#2F#2D#2C

10、#2A#1G#1F#1D#1C#1 Nomenclature of Keys KEY AND SWITCH MATRIX KI1KI2KI3KI4KI5KI6KI7KI8 KO4C1C#1D1D#1E1F1 KO5F#1G1G#1A1A#1B1 KO6C2C#2D2D#2E2F2 KO7F#2G2G#2A2A#2B2 KO8C3C#3D3D#3E3F3 KO9F#3G3G#3A3A#3B3 KO10C4C#4D4D#4E4F4 KO11F#4G4G#4A4A#4B4 KO12C5C#5D5D#5E5F5 KO13F#5G5G#5A5A#5B5 KO14C6 KO16PianoJazzorgan

11、Pipeorgan KO18Power OFF Power ON KO19(Sustain) Harpsi- chord Vibra- phone Demon- stration 5 PCB M5312-MA1M SCHEMATIC DIAGRAMS 1214 911 810 1513 , , 1 6 7 4 5 32 Power IC PG2 Power Amp. PG1 C P U ROM Reset IC DAC Filter 6 PCB M5312-CN1M 7 PCBs M615K-KY1M, KY2M 8 PCB VIEW 67354 1 2 8, 109, 1113, 1512,

12、14 9 MAJOR WAVEFORMS Signal MI CDT109-005 pin 6 Power ON 1 DATA LC7881C pin 8 4 BCK LC7881C pin 9 5 LRCK LC7881C pin 6 6 WCK1 LC7881C pin 7 7 Key scan signal KO9 CDT109-005 pin 44 2 Key scan signal KO19 CDT109-005 pin 34 3 DAC output: LC7881C pin 1 8 DAC output: LC7881C pin 20 Tone: Flute Key: A3 9

13、DAC output: LC7881C pin 1 0 DAC output: LC7881C pin 20 Tone: Piano Key: A3 A 1 4 5 9 80 A 7 6 2 3 10 TROUBLESHOOTING Nature of TroubleFaulty BlockCheckpoint No powerPower IC (LA5668N)Pin 2 should have +9 V. Power jackJack contact. No sound at allPower IC (LA5668N)Pin 6 should have +5 V. Power amp (L

14、A4127)Check output signals of pins 1 and 20. Main clock generatorCheck oscillation at pin 105 of CPU. CPU (CDT109-005)Pin 6 should receive a trigger pulse when turning on the power switch. Check signals DATA, BCLK, WCK1 and LRCK of pins 107, 109, 111, and 112. ROM (HN62414PD25)Check address/data bus

15、. Reset IC (S8053ALR)Pin 1 should provide a low level pulse when the AC adapter is connected. Key and switch matrixOpen circuit on KO or KI line. Key and switch matrixDust on the con tact. Distorted soundPower IC (LA5668N)Check voltages of pins 2 (+9 V) and 6 (+ 5 V). ROM (HN62414PD25)Check address/

16、data bus. CPU (CDT109-005) Certain keys or switches do not function A certain key or switch does not function Filter output: M5218APR-1 pin 1 B Filter output: M5218APR-1 pin 7 Tone: Piano Key: A3 C C B Filter output: M5218APR-1 pin 1 D Filter output: M5218APR-1 pin 7 Tone: Flute Key: A3 E E D 11 EXP

17、LODED VIEW 24 3 19-1 16 15 23 17 13 18 6 7 8 9 14 10 11 12 10 8 1 4 23 2 20 21 22 19 19-2 5 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 seperately. 3.The numbers in ite

18、m column correspond to the same numbers in drawing. PARTS LIST CPS-130 FOB Japan NItemCode No.Parts NameSpecificationQM N.R.YenR* Unit Price Main PCB Assy 2010 7294 LSI LC7881C 11AD 2010 9968 LSI CDT109-005 11AN 2011 0378 LSI HN62414PD25 11AM 2114 0070 Monolithic IC LA4127 11AC 2114 1302 Monolithic

19、IC LA5668N 11AB 2114 1799 Monolithic IC M5218APR 11AA 3850 1216 MOS IC S8053ALR 11AB 2220 1409 Transistor2SC1740SR-TP-T 1 10AA 2259 0056 Digital transistorDTA114YS-TP-T 1 10AA 2301 0275 Diode1SS176-TPA7-T 9 20BA 2310 7848 Zener diodeRD4.3ESB2-T1-T 1 10BA 2360 0903 Zener diodeRD4.7JSB3-T1-T 1 10BA 23

20、90 0112 Variable capacitorSVC201SPA 15CB 2390 0378 Diode1SR139-100T-32-T 1 10CA 2590 0595 Ceramic oscillatorEFO-GC4004A4C 11BB 2606 0014 Carbon film resistorR-20-15-J-T24-T 4 20CA 2606 0315 Carbon film resistorR-20-3.3-J-T24-T 2 20CA 2609 0182 Carbon film resistorR-20-100-J-T24-T 10 20CA 2617 0052 C

21、arbon film resistorR-20-1K-J-T24-T 2 20CA 2617 0087 Carbon film resistorR-20-4.7K-J-T24-T 2 20CA 2617 0095 Carbon film resistorR-20-10K-J-T24-T 7 20CA 2617 0141 Carbon film resistorR-20-100K-J-T24-T 1 20CA 2617 0192 Carbon film resistorR-20-1.8K-J-T24-T 2 20CA 2617 0271 Carbon film resistorR-20-5.6K

22、-J-T24-T 1 20CA 2617 0273 Carbon film resistorR-20-22-J-T24-T 4 20CA 2617 0297 Carbon film resistorR-20-22K-J-T24-T 1 20CA 2617 0386 Carbon film resistorR-20-330-J-T24-T 1 20CA 2617 0491 Carbon film resistorR-20-330K-J-T24-T 1 20CA 2770 6860 VolumeK121K0Z1B-100KB 15BB 2801 7910 Electrolytic capacito

23、r16RE3-470-T2-T 2 10CA 2805 3142 Electrolytic capacitor16RE2-10-T2-T 3 10CA 2805 3169 Electrolytic capacitor6.3RE2-47-T2-T 3 10CA 2807 0926 Electrolytic capacitor10RE2-470-T2-T 2 10CA 2807 0985 Electrolytic capacitor16RE2-220-T2-T 1 10CA 2807 1015 Electrolytic capacitor16RE2-47-T2-T 2 10CA 2807 1091

24、 Electrolytic capacitor6.3RE2-100-T2-T 3 10CA 2807 1112 Electrolytic capacitor10RE2-100-T2-T 2 10CA 2813 1302 Semiconductive capacitorRT-B90TKYR104K-T 4 10CA 2813 1309 Ceramic capacitorRT-HE60TKCH510J-T 1 20CA 2813 1393 Semiconductive capacitorRT-C40TKYR222K-T 2 10CA 2813 1400 Semiconductive capacit

25、orRT-C50TKYR562K-T 2 20CA 2818 0365 Ceramic capacitorRT-HE50TKYB102K-T 2 20CA 2818 0446 Ceramic capacitorRT-HE40TKYB101K-T 5 20CA 2818 0486 Ceramic capacitorRT-HE80TKCH121J-T 1 20CA 2818 0494 Ceramic capacitorRT-HE80TKSL331J-T 2 20CA 2818 0543 Ceramic capacitorRT-HE40TKYB561K-T 8 20CA 2818 2082 Cera

26、mic capacitorRT-HE70TKYF103Z-T 10 20CA 2818 3283 Ceramic capacitorRT-HE50TKCH300J-T 1 20CA 2830 6229 Mylar capacitorAMZV-104K50-T 2 10CA 2845 0280 Ferrite beadsEXC-ELDR35C 5 10CA 2845 1372 Three polarity capacitorEXC-ECT103MBC 2 10CA 3025 0203 EMI filterEXC-EMT222DC 4 10CA 3501 7049 DC jackHEC2305-0

27、1-330 15BA Notes: N New parts M Minimum order/supply quantity R Rank 13 FOB Japan NItemCode No.Parts NameSpecificationQM N.R.YenR* Unit Price 3612 0711 Miniature jackYKB21-5101 11BB 3612 0789 JackYKB21-5010 11BB 3841 0476 CoilL2P-7L 11CA 3841 0539 InductorELE-V100KR-T 25CA N4317 0681 Blank PCB M5312

28、-MA1MM110524A-111CC N16916 7270 PCB assy M5312-MA1MM110510*1 11BZ Console PCB Assy 2320 9764 LED LN251RPP.WE 1 10CA 2765 0952 Slide volumeEWA-NAXCH1B23 11BB 3410 1728 Tact switchEVQ-QS205K 6 10BA 3420 0050 Slide switchSSE-22FP 11BB 3725 1911 PC joiner M312BJSF00-19-100M 11CA 4317 0710 Blank PCB M531

29、2-CN1M210607-111CB 6910 1161 SpongeM4630A-4 1 10CA N26916 7290 PCB assy M5312-CN1M310801*1 11CD Keyboard PCB Assy 2301 0101 Diode1S2473-T-77-T 61 20CA N3725 1925 PC joiner M615KB JPSS00-4-40 11CA N3725 1932 PC joiner M312A JSF00-17-250M 11CB N3725 1981 PC joiner M615KA JPSS00-7-40 11CA 4317 0690 PCB

30、-M615K-KY1M M110525-1 11CC 4317 0700 PCB-M615K-KY2M M210608-1 11CB 6907 7410 SpongeM42696-2 15CA N36906 7462 Keyboard PCB assy M110509*1 11CF Keyboard Unit N46916 9942 Reinforcement plate 312M210671B-1 11CC N56906 6871 Front panel sub assyM310809*3 11CI 66912 4400 Key spring 144 M42306-2 61 20CA 769

31、15 3923 Black key M310538C-1 251BA 86915 3931 White key CF M310418A-1 101BB 96915 3941 White key D M310419A-1 51BB 106915 3951 White key BE M310420A-1 101BB 116915 3961 White key G M310421A-1 51BB 126915 3971 White key A M310422A-1 51BB 136915 3981 White key SE M310423A-1 11CB 146915 7171 Key stoppe

32、r TR61 M410720A-1 11CB 6904 0600 Black key sealM31462-1 5 10CA 6913 8051 Lug terminalM32711A-8 1 10CA 6915 5320 Sponge KBM410665-1 45CA N6916 9080 Sponge KB S2M410964-115CA 156916 7381 Frame 312 M110350A-1 11CC N166916 7391 Contact rubber KY312A M310793A-1 41BB N176916 7401 Contact rubber KY312B M31

33、0794A-1 11BB Case Unit N186922 3420 Keyboard cover sub assyM310891*3 11BJ N196922 6110 Upper case sub assyM210593*3 11CT 19-16916 7430 Metal plateM210565-1 11CB 19-26916 7450 Battery cover 235M210564-1 11BB 6921 5150 Lower key stopper 312M412120-1 11CB 6902 6140 Battery spring (-) 90M41226-1 1 10CA

34、6903 0461 Battery spring (+)M41328A-1 1 10CA N6916 9101 Upper key stopper 312M410963A-1 11CB 206908 9580 Slide knobM31359-14 25BA 216912 6324 Key top 149M32440D-27 1 10CA Notes: N New parts M Minimum order/supply quantity R Rank 14 FOB Japan NItemCode No.Parts NameSpecificationQM N.R.YenR* Unit Pric

35、e 226912 6464 Key top 149 M32440D-45 1 10CA 233831 0140 Speaker1211AF4 21BJ N246916 7343 Lower case sub assyM210601C*1 11CK N6911 5530 Sponge 50X30M42106-1 15CA 3719 2030 Ribbon cable M312S DF0H02090-3535353511CB N3719 2163 Ribbon cable M312R-1 DF5H02380-3535353511CA Screws 0009 2680 Screw4X87 50CA

36、0009 2681 Screw with washer4X810 50CA 0009 2682 Screw2.6X828 50CA 0009 2683 Screw3X68 50CA 0009 4090 Screw6X1213 50CA 5111 1362 Screw3X836 50CA 5111 5121 Screw4X813 50CA Notes: N New parts M Minimum order/supply quantity R Rank 15 8-11-10, Nishi-Shinjuku Shinjuku-ku, Tokyo 160, Japan Telephone: 03-3347-4926 Sep, 1994