Sharp CD-K477W Скачать руководство пользователя страница 39

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CD-K477W

R951

R952

F997

T2.5A L 250V

D993

D995

D994

D992

ZD951

MTZJ330C

C963 47/50

C964

47/50

ZD952

MTZJ6.8C

Q951

KTA1266

D954

1N4004S

R956 100

C965

100/35

R955 12K

D953

1N4004S

C962 47/63

R957 2.2K

D951 1N4004S

C961

220/50

D952

1N4004S

R954

220

R953

220

C960

220/50

C959

220/50

C957

0.047

(ML)

C958

0.047

(ML)

F996

T6.3A L 250V

F995

T6.3A L 250V

F991

T2.5A L 250V

F992

T2.5A L 250V

D991

KBU603

D990

KBU403

F993

T3.15A L 250V

F994

T3.15A L 250V

T.F.

–31V

5 6 7

BI903

FW901

T991

POWER TRNSFORMER

+VCC

GND

C951

0.047

C952

0.047

(ML)

C954

0.047

(ML)

C956

0.047

(ML)

D992–D995:2A02

–VP

VF1

VF2

WTP01

TO MAIN PWB

P26 1-D

F990

T5A L 250V

(285)

AC POWER

SUPPLY CORD

AC 110/127/220/230-240V

50/60Hz

(242)

5 6 7 CNS903

EAKER

PWB

7-D

V12

–31.8V

+17.7V

–

+37.0V

–37.0V

–26.0V

+26.0V

230-240V

220V

127V
110V

SW991

VOLTAGE SELECTOR

–34.1V

Figure 39 SCHEMATIC DIAGRAM (18/18)

Содержание CD-K477W

Страница 1: ...L DISPLAY 61 REPLACEMENT PARTS LIST EXPLODED VIEW CD K477W In the interests of user safety the set should be restored to its original condition and only parts identical to those specified be used SERVICE MANUAL This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CORPORATION Manufactured under license from Dolby Laboratori...

Страница 2: ...t disc player is harmful to the eyes do not attempt to disassemble the cabinet Refer servicing to qualified personnel only Laser Diode Properties Material GaAIAs Wavelength 780 nm Emission Duration continuous Laser Output max 0 6 mW CAUTION INVISIBLE LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS VARNING OSYNLIG LASERSTRALNING NAR DENNA DEL AR OPPNAD STI...

Страница 3: ...recording playback Wow and flutter 0 15 WRMS Compact disc player section Type 3 disc multi play compact disc player Signal readout Non contact 3 beam semi conductor laser pickup D A converter 1 bit D A converter Frequency response 20 20 000 Hz Dynamic range 90 dB 1 kHz Front speaker section Type 3 way type 130 mm 5 1 8 woofer 50 mm 2 tweeter and super tweeter Maximum input power 100 W Impedance 8 ...

Страница 4: ...ra Bass Button 26 Volume Control 27 On Stand by Button 28 Headphone Socket 29 Karaoke Maker Switch 30 Microphone Sockets 31 Microphone Level Controls 32 Digital Echo Control 33 Equalizer Selector Demo Mode Button 34 Clock Button 35 Sleep Button 36 TAPE 2 Reverse Mode Button 37 CD Pause Button 38 Jog Dial 39 CD TAPE Stop Button 40 TAPE Record Pause Button 41 Sub Woofer Level Control Buttons 42 Time...

Страница 5: ...Aerial Earth Terminal 16 SW1 SW2 MW Aerial Terminal 17 AC Voltage Selector 18 AC Power Lead 19 Front Speaker Terminals 10 Sub Woofer Terminals 11 Surround Speaker Terminals 12 Centre Speaker Terminals 1 2 FRONT SPEAKERS SUB WOOFER RATED SPEAKER IMPEDANCE 8 OHMS MIN RIGHT LEFT SURROUND SPEAKERS CENTER SPEAKER RIGHT RATED SPEAKER IMPEDANCE 16 OHMS MIN RATED SPEAKER IMPEDANCE 8 OHMS MIN LEFT 1 2 3 4 ...

Страница 6: ...er Tweeter 12 Tweeter 13 Woofer 14 Bass Reflex Ducts 15 Speaker Terminals Sub woofer 11 Woofer 12 Bass Reflex Ducts 13 Speaker Terminals Centre speaker 11 Woofer 12 Speaker Wire Surround speaker 11 Woofer 12 Speaker Wire 1 2 3 4 5 1 2 3 1 2 1 2 CP K477 CP SW477 ...

Страница 7: ...isc Skip Button 12 Stop Button 13 Play Repeat Button 14 Pause Button 15 Clear Button 16 Random Button Tape control section 17 TAPE 2 Record Pause Button 18 TAPE 2 Reverse Play Button 19 TAPE 1 2 Stop Button 20 TAPE 1 Play Button 3 TAPE 2 Forward Play Button 21 TAPE 2 Fast Wind Button Common section 22 Extra Bass Button 23 Equalizer Mode Button 24 Function Selector Buttons 25 Balance Control Button...

Страница 8: ... one click anti clock wise the time will decrease by 1 minute Keep turning the jog dial to change the time continuously The hour setting will not advance even if minutes advance from 59 to 00 9 Press the MEMORY button The clock starts operating from 0 seconds Seconds are not displayed Note In the event of a power failure or when the AC power lead is disconnected the clock display will go out When ...

Страница 9: ...e battery compartment Replace all old batteries with new ones at the same time Do not mix old and new batteries Remove the batteries if they are weak or if the unit will not be used for long periods of time This will prevent potential damage due to battery leakage Caution Do not use rechargeable batteries nickel cadmium battery etc Notes concerning use Replace the batteries if the operating distan...

Страница 10: ...afe and ensure excellent performance 1 Take cassette tape and compact disc out of the unit 2 Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit 3 Take off nylon bands or wire holders where they need to be removed when disassembling the unit After servicing the unit be sure to rearrange the leads where they were before disassembling 4 Take suffcient...

Страница 11: ...nel J2 x1 ø3x10mm H2 x2 ø3x10mm J1 x2 J1 x1 H1 x1 Speaker Amp PWB Karaoke PWB K1 x4 ø4x8mm K1 x1 ø3x8mm K1 x1 ø3x10mm Power Supply PWB M1 x3 ø3x10mm L3 x12 ø3x10mm P1 x6 ø3x10mm N1 x1 ø3x10mm Open Headphones PWB Display PWB L1 x2 L2 x1 Washer Tape Mechanism Cassette Holder Left Right Front Panel CD Switch PWB R1 x1 ø3 x10mm R1 x1 ø3 x10mm Q1 x1 ø3 x10mm Turntable Disc Tray Q2 x1 R2 x1 R2 x1 CD Pla...

Страница 12: ...re the disassembling method is not discribed For details refer to the disassembling drawing in the Parts Guide Be careful when installing the CD changer mechanism Install the CD changer mechanism on the CD player base after the shift lever has been set in the highest position Figure 12 1 A3 x4 ø4 x16mm Net A1 x1 A2 x1 Screwdriver Woofer T1 x4 ø3 x12mm U1 x1 ø2 6 x10mm CD Changer Mechanism CD Mecha...

Страница 13: ...the disassembly method to remove the CD mechanism How to remove the loading motor See Fig 13 1 1 Remove the screws A1 x 2 pcs to remove the loading motor Figure 13 1 A1 x2 ø2 6 x5mm Loading Up Down Motor Motor PWB B1 x2 ø2 6 x6mm Shaft B2 x1 Stop Washer B3 x1 Gear B4 x1 CD Mechanism Pickup Note After removing the connector for the optical pickup fromthe connector wrap the conductive aluminium foil...

Страница 14: ...WB IF 450 kHz 1 602 kHz T351 1 MW Band 531 kHz fL T306 2 Coverage 1 1 0 1 V SW1 Band 3 2 MHz fL T307 2 Coverage 2 0 0 1V SW1 Band 7 3 MHz fH TC305 2 Coverage 7 7 0 2 V SW2 Band 9 5 MHz fL T308 2 Coverage 2 1 0 1V SW2 Band 21 85 MHz fH TC304 2 Coverage 7 7 0 2V MW 990 kHz 990 kHz T302 1 Tracking SW1 3 9 MHz 3 9 MHz fL T303 1 Tracking SW1 7 1 MHz 7 1 MHz fH TC303 1 Tracking SW2 11 65 MHz 11 65 MHz f...

Страница 15: ...1 MHz 19 21 45 MHz 5 98 00 MHz 10 990 kHz 15 5 06 MHz 20 15 1 MHz 21 40 FM Preset No MW SW2 Preset No SW1 Preset No FM Detection Signal generator 10 7 MHz FM sweep Test Stage Instrument Connection Frequency Frequency Display Setting Adjusting Parts IF 10 7 MHz 98 MHz TT01 1 Turn the core of trans former TT01 fully counter clock wise 1 Input Antenna Output TP301 2 Input Anetnna Output Speaker Termi...

Страница 16: ...timal settings CD SECTION Figure 16 1 Note Only in STOP state it is possible to slide the pickup with the or key VOL Last memory BAL CENTER R GEQ FLAT X BAS OFF Canceling method POWER OFF Setting the test mode Any one of test mode can be set by pressing several keys as follows REC PAUSE DISC SKIP POWER TEST CD operation test TEST mode Function CD test mode Setting of TEST mode Indication of CD TST...

Страница 17: ...r output period 2 sec In this case the following indication appears repeatedly TEST L ch R ch S ch Outline Namely two speakers are connected in parallel to one amplifier In the Pro Logic BYPASS mode the amplifier for C ch center channel and the amplifier for S ch surround channel are in MUTE state The SP output is cut In the normal mode of Pro Logic ON mode the amplifiers for C ch and S ch are in ...

Страница 18: ...eo 2 In the main section a tape is being played back 3 In the deck section a tape is being played back indicates the record state 4 In the power section a tape is being played back 5 In the CD section the CD is stopped Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set NOTES ...

Страница 19: ...48FP DRIVER IC1 LA9241M SERVO AMP 6 1 9 5 B1 12V B5 RES CQCK COIN SQOUT RWC WRQ CL DAT SELIAL CONTROL CE Q93 Q91 Q91 SL SL DRF 7 3 9 8 7 6 5 4 3 2 1 GND D MECHA UP GND D DISK NO OPEN CLOSE GND D M M GND M 9 8 7 6 5 4 3 2 1 CNP10 M 5V B1 62 64 45 36 23 43 31 40 37 24 25 10 10 26 58 53 10 12 20 32 40 43 44 53 52 51 54 31 30 29 23 27 16 15 41 44 Q1 Q52 4 3V Q81 7 3V B9 REGULATOR TO MAIN SECTION IC81 ...

Страница 20: ...S BAIS SWITCHING SWITCHING HI SPEED QK26 QK24 QK27 QK25 REC MUTING QK21 QK22 T2 CrO2 QK30 QK29 QK40 QD01 QD02 PB MUTE MUTING QK15 QK16 L NF R NF QK13 QK14 QG05 REC IC LV DO PRO DEC VDD 45 2324 46 33 B7 VCC IN OUT L R IN L R L R OUT R OUT L QU01 QU02 CD MUTE IN FM B B7 Q360 SW2 B Q362 B7 MW B B7 Q363 B7 Q364 FM IF TT01 FM IF CF302 GND AM IF T351 CF352 FM IN AM IN B7 STEREO OSC X352 4 5MHz FM IF IN ...

Страница 21: ...ISTOR SP LEVEL SP PROT FAN CONT SUB WOOFER RELAY FRONT RELAY CENTER REAR RELAY SYSTEM MUTE REAR MUTE CENTER MUTE SUB WOOFER MUTE H P SW B6 VOLTAGE REGURATER QP17 Q907 POWER UN SWITCHED VOLTAGE REGULATOR VOLTAGE REGULATOR B2 12V MOTOR B6 B7 VOLTAGE REGULATOR 12V ANALOG D992 D995 Q951 12V POWER ON STB SWITCHING Q914 SWITCHING Q913 4 6V Q903 Q901 Q902 Q905 Q906 VOLTAGE REGULATOR F999 T500mA L 250V SW...

Страница 22: ...3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 19 20 21 22 23 24 25 26 27 28 29 31 30 32 33 34 35 36 1 2 3 4 5 1 2 3 4 5 CNS1A CNS1B 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 CNS2B CNS2A 1 2 3 4 5 6 7 8 1 2 3 4 5 R48 10K M LASER DRIVER 2 5V 2 5V PU IN 0V GND LD ACTUATOR LT0H30M1 TR FO FO TR 2200P 1M 2200P 1M MON C F A B E K LD F B A E K TR TR FO FO GND PD VR LD TR TR FO FO GND PD VR LD F B A E K B F E A K CH3 CH4 1C...

Страница 23: ...23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 1 2 3 4 5 6 7 8 9 1 2 1 2 1 CNS10 1 BIM05 2 3 4 5 6 7 8 9 2 3 4 5 6 SW3 DISC NUMBER SW2 MECHA UP SW1 OPEN CLOSE M M3 T T UP DOWN LOADING MOTOR CNS5 VOLTAGE REGULATOR 5V EFMIN OPEN CLOSE MECHA UP DISC NO PIUN SL SL GND D DRF RES DSP CQCK DSP SQ_OUT DSP COIN DSP WRQ DSP RWC D...

Страница 24: ... MAIN 4 0V 1 2 8 4 1 3 2 7 2 2 5 6 16KHz SPE 1 SPE 2 SPE 3 SPE 4 SPE 5 RWC CD RES 15V 12V A GND A 63Hz 250Hz 1KHz 4KHz CG61 0 022 RF61 22K 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 10 11 12 13 14 2 3 4 5 6 7 8 9 11 11 10 2 3 4 5 6 7 8 9 10 1 1 BIF13 4 0V PF7 3 8V PF6 4 0V PF5 4 0V PF4 3 8V PF3 PF2 3 8V PF1 0V PF0 4 0V PE7 0V PE6 4 0V PE5 0V PE4 4 0V PE3 PE2 PE1 PE0 0V PD7 3 6V PD6 PD5 DI ...

Страница 25: ...3 R4 R5 RINVIN1 RTIN RSERO 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 4 8V 0V 0V 0V 4 8V 4 8V 5 0V 5 0V 5 0V 5 0V 0V 5 0V 0V 0 1V 5 0V 0V 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V LTIN 5 0V LF1C1 5 0V LF1C2 5 0V LF1C3 4 8V LF2C1 LF2C2 5 0V 5 0V LF2C3 4 8V LF3C1 5 0V LF3C2 5 0V LF3C3 4 8V LF4C1 5 0V LF4C2 5 0V LF5 5 0V LF4C3 4 8V LTOUT 5 0V LFIN 5 0V PROLOGIC ONLY CD GND D1 GND D CD GND D2 7 3V ...

Страница 26: ...P78 1 50 CP76 1 50 CP77 1 50 CP74 0 022 CP79 0 022 CP73 0 022 RP85 82K CR55 10 50 RP75 100K CP48 0 1 ML RP20 2 2K RP19 2 2K INPUT VIDEO AUX 2 INPUT VIDEO AUX 1 VF1 VF1 VF2 VF2 38 VP 38 VP GND A GND A VIDEO 2 VIDEO 1 NC NC R5dBIN NC RCT1 RCT2 R5dBOUT R1dBIN NC R1dBOUT RVM VCC NC CE DI CL NC CE DI CL ICR15 2 2 ML ML R CH L CH 12V A 15V S CH 2 2 ICP71 15V C CH B B B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1...

Страница 27: ... 2 2 GND A REAR MUTE 15V A GND A 12V A 12V M GND M 4 6V D GND D 7 3V CD CD GND D1 GND D OUT1 L CH RELAY1 GND A FAN CONT OUT2 R CH SP LEVEL H P SW GND A POSISTOR AMP PROT POSISTOR AMP PROT REAR RLY 3 GND A POWER GND D3 CENTER MUTE S W MUTE REAR MUTE OUT3 S W RELAY2 1 CFWP01 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 CNPP01 2 3 4 5 6 7 8 9 10 11 1 2 3 CNPR11 2 3 4 5 6 7 8 9 10 11 1 CFWP02 ICR15 1 2 NJM4...

Страница 28: ...RK11 15K RK89 1K CK05 330P RK90 1K CK06 330P QK06 2SC1845 F QK04 2SC1845 F RK06 3 3K RK04 2 2K QK05 2SC1845 F QK03 2SC1845 F RK05 3 3K RK03 2 2K RK12 15K QL11 KTA1266 GR RL11 33K QL17 KRC104M RL12 2 2K RL13 6 8K QL12 KTA1266 GR RL14 33K QL13 KRC104 M QL14 KTA1273 Y RL15 10K RL16 2 2K QL18 KRC104 M CL12 47 16 QL15 KTA1271 Y RL17 10 1 2W DL12 1SS133 RL18 10K RL19 2 2K REC REC PLAYBACK HEAD TAPE1 HIG...

Страница 29: ...33 RK68 4 7 LK04 330µH CK51 0 027 ML CK52 47 16 QK28 2SC2236 Y CK50 0 0082 P P RK66 27K RK67 47K CK62 0 047 RK73 56K RK55 33K QK22 KTC3199 GR RK54 10K RK53 10K 8 4 M QL19 KRC104 M PB MUTE GND A 12V A ROME NOR CrO VCC RIPPLE ALC ALC GND HI SP 56K 56K HI SP HI SP BIAS T1_CRO2 TA_CAM_SW T2_B_FP T1_RUN T2_A_FP M_GND T2_RUN GND BIAS TA2F R SPEED TA_MOT2SW M_12V TA_SOL TO MAIN SECTION P24 1 E 3 1 2 3 1 ...

Страница 30: ... CC72 0 0033 ML CC71 0 082 ML CC70 0 47 50 CC69 0 33 50 CC67 10 50 CC68 10 50 R CH ICC02 2 2 L CH OUT R CH OUT C OUT S OUT L CH IN GND AU R CH IN 12V A C2B_CL C2B_DI PL2ENA L BPF2 R BPF2 L BPF3 DCOUT3 R RECT DCOUT4 L RECT VLR TH VLR 1 VLR 2 VCS 2 VCS 1 VCS TH L R RECT DCOUT2 VCC DET IREF GND S OUT R OUT L OUT DC OUT OSC OSC D A NS A D VDD DC OUT R BPF1 S DC OUT C DC OUT R DC OUT L DC OUT VREF DELA...

Страница 31: ...C613 0 068 ML C612 0 0082 C609 270P C605 270P MIC AMP IC601 M65845FP R602 5 6K C602 0 47 50 5 6K R601 J601 MIC1 24 18 17 16 15 14 13 12 11 10 19 20 21 22 23 25 26 27 28 29 30 31 32 33 34 35 36 1 2 3 4 5 6 7 8 9 B VOLTAGE REGULATOR B B B 4 7V 6 4V 5 4V 2 3V 4 7V 0V 0V 0V 0V 0V 1 6V 0 5V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3V 2 3...

Страница 32: ...F1 F1 NC NC FF STROBE R PLAY VIRTUAL G VIRTUAL R PHANT G SRS R SRS G PHANT R NORMAL G NORMAL R STEREO G STEREO R PAUSE GND D 4 6V D 12V M COM1 DATA1 STB SCK1 RESET F PLAY STOP YELLOW F PLAY YELLOW STOP GREEN FF YELLOW PAUSE LEDD09 SLR325MG R PLAY REW REW 2 3 4 5 100 CNSD01 1 2 3 4 5 6 7 8 9 10 1 2 3 4 CV91 100 CV92 100 JV91 HEADPHONE LV91 2 2µH XH RV91 220 RV92 220 X2 HEADPHONES PWB C3 FWV91 1 5 1...

Страница 33: ...25 S24 S23 S22 S21 S20 RESET VDD DISC2 DISC1 DISC3 DISC 3 DISC 2 DISC 1 DISC 1 DISC 2 DISC 3 G12 G12 G11 G10 G9 G8 G7 G6 G5 G4 G3 G2 G1 S27 S26 S25 S23 S22 S21 S20 S19 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 S19 S27 S26 S25 S24 S23 S22 S21 S20 S18 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 NC KEY4 KEY1 KEY2 KEY3 KEY5 KEY6 TUN SET AUD SET FL SET DISK 1 DISK 2 ...

Страница 34: ...5K RV33 10K DV21 1SS133 RV71 820 CV27 1000 6 3 RV63 120K RX37 47K RX38 10K QX18 KTC3199 GR RX55 10K CX27 1000 6 3 RX33 120K RX35 2 2K RX36 22K RX34 15K QX17 KTA1268 GR DX21 1SS133 RX71 820 CV25 0 022 RV27 10K QV13 KTC3199 GR DV13 1SS133 RV69 0 2 1W RV28 10K QV14 KTC3199 GR DV14 1SS133 RV70 0 2 1W RY18 10K QY11 KTC3199 GR DY11 1SS133 RY26 0 2 1W RX27 10K QX13 KTC3199 GR DX13 1SS133 RX69 0 2 1W RX28...

Страница 35: ...V48 10 50 RV59 100K DV22 1SS133 CV49 100 50 RV57 4 7K DV25 1SS133 DV20 1SS133 RV58 10K HP L CH GND A HP R CH GND M H P SW H P SW RELAY1 RELAY2 FAN CONT FAN SW SP LEVEL 3300 50 2 3 4 5 6 7 1 CNPV12 VCC VCC GND GND VCC VCC GND VCC VCC GND GND VCC VCC GND 2 3 4 5 6 7 1 CNPX12 2 3 4 5 1 WTV11 B B B B 1 CNPV11 2 M M901 FAN MOTOR 1 CN901 2 TMV01 SPEAKER TERMINALS FRONT SPEAKER L CH FRONT SPEAKER R CH SU...

Страница 36: ...K R318 1 5K R324 100K R319 100K C331 0 047 VD301 1 KV1236Z23F C342 0 022 VR351 10K B D304 1SS133 D303 1SS133 R321 5 6K 1SS133 D312 C315 0 1 VD301 2 KV1236Z23F C336 470P R323 68K R327 5 6K Q307 2SC2878 B TC304 Q306 2SC2878 B TC305 RT09 820 L356 1mH R341 47K Q364 KRA107 M Q362 KRA107 M Q363 KRA107 M R342 47K R343 47K C312 0 022 C313 0 022 0V 0V 0V 0V 0V 0V 0V 0V 0V 12 18V 0V 0V 0V 0V CF302 10 7MHz F...

Страница 37: ...385 5 6K ZD352 MTZJ3 9B R387 22K D351 1SS133 C381 12P CH C382 15P CH R395 47K C386 330P C351 0 022 R351 5 6K 2 06V 5 01V 2 07V 2 06V 0V 0 65V 0 65V 11 6V 12 18V 11 37V 0V 0V 0V 0V 2 52V 2 52V 0V 0V 0V 4 82V 5 1V 0 16V 12 1V 3 85V 3 95V 5 1V 2 38V 0V 0V 0V 2 48V 5 11V 0 9V 0 9V 2 1V 0V 5 09V 5 09V 2 84V 5 01V 3 68V 3 85V 3 85V 3 95V 1 18V 1 19V 2 05V 2 29V 2 52V 0V 0 46V 2 2V 2 2V 5 01V 3 48V C352 ...

Страница 38: ...909 0 022 C911 0 022 C906 0 022 7 3V CD 12V A 12V M 4 6V D GND D GND M GND 2 3 4 5 6 7 2 3 4 5 6 7 1 BI9 1 BI904 BI901 POWER PWB D B B B B B B 1 2 3 VCC VCC VCC VCC VCC VCC VCC VCC GND GND GND GND GND GND CD GND D 1 2 3 1 2 3 12V A GND A 12V A 12V M GND M 4 6V D GND D 7 3V CD CD GND D1 GND D3 POWER B B B B B 1 2 3 4 5 6 7 1 2 3 4 5 6 7 CN CNS904 CNPX12 TO SPEAKER AMP 1 PWB P35 7 H TO SPEAKER AMO 2...

Страница 39: ...T6 3A L 250V F995 T6 3A L 250V F991 T2 5A L 250V F992 T2 5A L 250V D991 KBU603 D990 KBU403 F993 T3 15A L 250V F994 T3 15A L 250V T F 31V 5 6 7 BI903 2 3 1 FW901 T991 POWER TRNSFORMER VCC VCC GND C951 0 047 C952 0 047 ML ML C954 0 047 ML C956 0 047 ML D992 D995 2A02 VP VF1 VF2 WTP01 TO MAIN PWB P26 1 D F990 T5A L 250V 285 285 AC POWER SUPPLY CORD AC 110 127 220 230 240V 50 60Hz 242 5 6 7 CNS903 EAK...

Страница 40: ... RP47 RP33 RR82 RP41 RP39 RP20 ICP70 JR11 JR12 ICR11 CNPR11 ICU01 CNPP01 BIF11 CNPU02 ICC01 ICC02 ICP71 ICP11 ICR15 ICP12 RU05 CU05 CU01 CU03 DU01 CU02 DU02 CU04 CU46 CU10 CU36 CU06 CU08 RU06 RR12 CU55 CU42 CU39 CU61 CU26 CU28 CU40 CR10 RU03 CU11 CU64 RU04 CU12 RR17 RR13 CR11 CR13 RU02 RU14 RR16 RR15 RR11 RR18 CR12 RR14 CR14 RU95 CP07 CP08 RP16 CP27 CP18 CP28 RP17 RP19 RP15 CP17 RP26 RP25 RP11 RP1...

Страница 41: ...9 RH27 RH15 RH17 RK90 CK06 RK42 RK36 RK26 RK24 CK20 RK22 RK03 RK05 CK30 RK31 RK34 RK47 CK43 CH29 RH35 RH13 RH34 RH37 RF05 RF03 RF04 RF02 RF01 CG56 RL12 RL13 RL18 RG04 RG22 RF62 RF63 CG05 RF17 CG06 RG33 RG30 RG10 CG04 RG32 RG29 RG37 RG39 RG35 RG31 CG02 RK53 RK39 RK43 CH28 RK41 RG24 RG05 RF80 RF79 RF77 RF76 RF73 RF71 RF69 RF68 RF67 RF72 CK55 RP73 RF94 RF96 CK07 RG26 RH25 RH39 RH32 CNPF01 BIF13 RU93 ...

Страница 42: ... LE LEDD09 LEDD07 LEDD06 LEDD11 LEDD13 LEDD12 LEDD05 LEDD10 FLD01 ICD01 RE22 RE95 RE94 LEDD02 RD49 RE25 RE25 STOP STOP 1 5 SWD14 SWD15 SWD12 F PLAY SWD17 1 3 1 2 4 6 8 10 9 7 5 3 DATA1 COM SCK1 STB RESET F PLAY LEDD01 SWD13 LEDD03 FF REC PAUSE 4SP 1 SWD24 SWD25 4SP 2 PHANTOM SWD04 RD52 LD01 X BASS SWD03 DISC OPEN CLOSE SKIP SWD54 SWD53 1 3 2 1 2 5 4 3 6 7 8 9 1011 12 13 14 15 1617 18 19 20 212223 ...

Страница 43: ...LEDD14 LEDD19 LEDD18 LEDD10 FLD01 ICD01 RE94 WHD01 RD36 RD30 CLEAR MEMORY SLEEP CLOCK REW PAUSE REVERSE MODE 1 6 F PLAY LEDD01 PHANTOM NORMAL SWD28 LEDD20 R PLAY LEDD04 PAUSE RD55 QD08 RD22 RD21 SWD37 SWD36 TIMER SWD35 SWD33 R PLAY SWD30 ON STAND BY SWD48 1 2 3 4 5 1 2 3 1 2 3 1 2 3 6 SWD40 VIDEO AUX2 VIDEO AUX1 SWD39 ASPM LEDD17 SWD29 BYPASS XD01 SWD41 TAPE1 2 SWD42 TUNER BAND CD SWD43 RD41 RE51 ...

Страница 44: ... C8 R11 C6 R14 R15 C9 R10 C5 R9 R8 C4 C54 CNP1 1 5 10 15 20 25 30 35 40 45 50 55 60 5 10 15 20 25 30 35 40 45 50 55 60 64 C15 R2 C1 C3 Q1 R1 C2 C33 R46 C31 C34 C32 R43 R40 R38 C30 R42 R39 C23 R52 R53 C48 C47 C38 C27 R41 C26 C40 R51 C39 D1 C28 C25 C57 C46 R47 R60 C37 XL1 IC2 C45 C42 C49 C44 R57 R58 R62 R59 R61 R63 R50 C22 R45 C29 C24 C41 C56 R44 IC1 17 1 2 3 4 5 6 7 8 1 2 3 4 5 6 1 2 3 4 5 16 49 48...

Страница 45: ...606 R605 R636 R604 R669 R668 R667 ZD631 9 1 9 8 7 6 5 4 3 2 1 D601 KARAOKE PWB L GY WH GY WH GY WH GY WH RD CNSU02 TO MAIN PWB CNPU02 P40 4 H BI601 CNPM2 SWM5 F A S SWM4 SWM2 T2 CrO2 SW REC RVS SWM3 REC FWD VRM1 TAPE SPEED 1 FWM2 4 3 4 2 1 PHM1 SWM6 CAM SWM1 T1 CrO2 SW TAPE MECHANISM PWB H TAPE MECHANISM ASSEMBLY HEAD PWB G WH PK BK TAPE 1 PLAYBACK HEAD TAPE 2 RECORD PLAYBACK ERASE HEAD GY GY GY W...

Страница 46: ...R343 R315 R322 R328 C316 C318 Q306 R327 D313 D317 D315 D314 D310 C319 C336 R323 R324 C315 D316 C310 C311 C303 CT04 RT01 RT08 RT04 RT10 VDT01 VDT02 CT07 LT02 LT01 CT14 CT12 C301 RT05 RT07 RT03 TT01 Q309 R312 R316 T304 T303 TC302 TC303 C308 C312 R311 CT13 DT01 RT06 ICT01 Q362 Q363 Q364 IC302 C391 Q361 R390 R377 R367 R361 R365 R366 R362 R350 R356 R351 R352 C342 R357 C374 C372 C371 C373 C368 C353 C354...

Страница 47: ...0 CNPV12 QV22 RV61 RY22 QY12 QV19 QV18 DV19 RX40 QX16 QX15 DX17 QX20 RX50 DX15 CX30 RLYX11 CV48 RV62 RY21 CV28 CV29 CV47 RV56 ZDV12 QV21 RV57 RV55 RX53 DV25 RV53 DV24 RV54 DV23 CFWX11 ICX01 CNPX12 CX33 RX43 RX44 CX34 CX32 CX31 CV37 CY20 CY16 CV13 ICV01 1 2 7 6 5 4 3 2 1 7 6 5 4 3 2 1 1 3 5 7 9 11 13 15 2 4 6 8 10 12 14 16 1 3 5 7 9 11 13 2 4 6 8 10 12 1 2 3 4 5 B C E B C E B C E B C E B C E B C E ...

Страница 48: ...1 E C B 1 2 3 E C B B C E E C B B C E E C B B C E 3 2 1 3 2 1 3 2 1 7 1 7 1 F999 T500mA L250V F994 T3 15A L250V F993 T3 15A L250V F995 T6 3A L250V F996 T6 3A L250V F997 T2 5A L250V F990 T5A L250V F991 T2 5A L250V F992 T2 5A L250V T F 110V 127V 220V 230 240V POWER PWB D SW991 VOLTAGE SELECTOR 1 1 3 3 T991 POWER TRANSFORMER AC POWER SUPPLY CORD AC 110 127 220 230 240V 50 60Hz 242 7 6 5 4 3 2 1 7 6 5...

Страница 49: ... 5ms 5 0 V HFL 0 5ms 5 0 V TES REVIEW 50ms 10 0 V JP CUE 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE REVIEW 50ms 10 0 V JP 50ms 10 0 V JP 50ms 0 50 V JP 50ms 1 00 V TE 0 5ms 10 0 V JP 0 5ms 10 0 V JP 0 5ms 0 50 V JP 0 5ms 1 00 V TE PLAY 20ms 1 00 V SPO NORMAL DISC TN0 01 20ms 2 00 V CLV PLAY TCD 712 140mm TN0 01 50ms 1 00 V SPO 50ms ...

Страница 50: ...s from 5 V till 2 5V down pulse approx 300 ms Check the SW3 and the wiring from the ICF01 pin 91 to the SW3 No No input into the ICF01 pin 91 when the turntable is rotating 5V 2 5V 0V Yes Check IC2 pin26 Q91 and Q93 and the periphery Check the MECHA UP SW and the wiring from the ICF01 pin 91 to the MECHA UP SW No Yes Is there following voltage input on the ICF01 pin 91 in the specific state When t...

Страница 51: ...ins 24 and 25 IC81 pins 1 and 3 The CD function will not work The CD operating keys don t work Check the CD DSP power supply and 16 93 MHz clock and reset terminal Check the waveform of SCK SO DATA and SI COMM Yes Yes See if the pick up is the in PICKUP IN SW position If the items mentioned above are OK check the main microcomputer ICF01 Yes Yes No Yes No The CD operating keys work Check the Focus...

Страница 52: ...ure 52 2 Figure 52 1 Waveform in case of normal play back HF 1 0V DIV 0 5µsec DIV DC When playing back the disc 3 2 1 4 0 5s 1 00 V IC1 16 FD 0 5s 10 0 V IC2 13 CLV 0 5s 10 0 V IC1 54 DRF 0 5s 2 00 V IC1 7 TE Check the tracking system Check waveform of IC1 pin 7 TE Play is possible in TEST mode Although IL is possible play is impossible Check the periphery of IC 1 pin 14 Normal jump is impeded and...

Страница 53: ...formed when disc exits Yes Although HF waveform is normal TOC data cannot be read Yes Check PDO waveform Fig 53 Abnormal Check the IC1 pins 43 and 44 IC2 pins 3 5 7 10 and 11 Stop Play As VCO freque ncy is locked at 4 32 M Hz voltage of PDO rises and stabilizes 2 3 0 5s 1 00 V IC2 3 PDO 0 5s 1 00 V IC2 16 FD Although HF waveform is normal and the time indication is normal no sound is emitted Check...

Страница 54: ...ower terminal of digital system 24 CONT1 Input Output General purpose input output terminal 1 25 CONT2 Input Output General purpose input output terminal 2 26 CONT3 Input Output General purpose input output terminal 3 27 CONT4 Input Output General purpose input output terminal 4 28 CONT5 Input Output General purpose input output terminal 5 29 EMPH Output Difference monitor terminal At H deemphasis...

Страница 55: ...ut Input terminal for test Pull down resistor is integrated Surely connected to 0V 63 CS Input Chip selection input terminal Pull down resistor is integrated Connected to 0when not controlled 64 TEST1 Input Input terminal for test Pull down resistor is integrated Surely connected to 0V Pin No Note The same potential must be supplied to the power terminals VDD VVDD LVDD RVDD XVDD In this unit the t...

Страница 56: ...ut 25 SPG Pin to connect gain setting resistor in the 12cm mode of spindle 26 SP Pin to connect spindle phase compensation constant together with SPD pin 27 SPD Spindle control signal output pin 28 SLEQ Pin to connect thread phase compensation constant 29 SLD Thread control signal output pin 30 SL Input pin of thread feed signal from micro computer 31 SL Input pin of thread feed signal from micro ...

Страница 57: ...n to connect capacitor for peak hold of RF signal 61 BH1 Pin to connect capacitor for bottom hold of RF signal 62 LDD APC circuit output pin 63 LDS APC circuit output pin 64 VCC1 RF system VCC pin Figure 57 BLOCK DIAGRAM OF IC 1 FIN2 FIN1 E F TB TE TE TESI SCI TH TA TD TD JP TO FD FD FA FA FE FE AGND SP SPI SPG SP SPD SLEQ SLD SL SL JP JP TGL TOFF TES HFL SLOF CV CV RFSM RFS SLC SLI DGND FSC TBC N...

Страница 58: ...ent output terminal for LCD display S7 PA7 Usable as general purpose input output port PA 38 45 S8 PB0 Input OUtput Segment output terminal for LCD display S15PB7 Usable as general purpose input output port PB 46 53 S16 PC0 Input Output Segment output terminal for LCD display 53 S23 PC7 Usable as general purpose input output port PC 54 55 S24 PD0 Input Output Segment output terminal for LCD displa...

Страница 59: ...specified in 1 bit units 4 Bit input port Dual purrpose function P71 INT1 input HOLD release input P72 INT2 input timer 0 event input P73 INT3 input input with noise filter timer 0 event input 30 36 S0 T0 Output Fluorescent charcater display tube VFD display controller S6 T6 Segment timing shared output 37 45 S7 T7 Input OUtput Fluorescent charcater display tube VFD display controller S15 T15 Segm...

Страница 60: ...tand input port PF4 S45 High voltage withstand input port PF5 S46 High voltage withstand input port PF6 S47 High voltage withstand input port PF7 81 84 S48 S51 Input Output Fluorescent charcater display tube VFD display controller Segment output Dual purrpose function S48 High voltage withstand input port PG0 S49 High voltage withstand input port PG1 S50 High voltage withstand input port PG2 S51 H...

Страница 61: ...P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p n d DP S6 S4 S5 S3 a h j k b f m g c e r p...

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Sharp CD-K477W, Руководство по обслуживанию

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