Sony-HCDRXD7AV-cs-sm 电路图维修手册.pdf

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1、HCD-RXD7AV US Model Canadian Model SERVICE MANUAL MINI Hi-Fi COMPONENT SYSTEM Manufactured under license from Dolby Laboratories Licensing Corporation. “DOLBY” and the double-D symbol a are trademarks of Dolby Laboratories Licensing Corporation. Model Name Using Similar Mechanism HCD-RXD3 CD CD Mech

2、anism Type CX3 Section Base Unit Name KSM-213ECM Optical Pick-up Name KSS-213ECM/C2NP Tape deck Model Name Using Similar Mechanism HCD-RXD6 Section Tape Transport Mechanism Type CWL-44-RR U.S and foreign patents licensed from Dolby Laboratories Licensing Corporation. SPECIFICATIONS HCD-RXD7AV is the

3、 Amplifier, CD player, Tape Deck and Tuner section in MHC-RXD7AV. Ver 1.1 2002. 03 Sony Corporation Home Audio Company Published by Sony Engineering Corporation 9-928-974-12 2002C1600-1 2002.03 AUDIO POWER SPECIFICATIONS: US model POWER OUTPUT AND TOTAL HARMONIC DISTORTION : with 6 loads, both chann

4、els driven, from 70 - 20,000 Hz; rates 60 W per channel minimum RMS power, with no more than 0.9% total harmonic distortion from 250 mW to rated output. Amplifier section Front Speaker : Continuous RMS power output (reference) 70 + 70 W (6 at 1 kHz, 10% THD) Total harmonic distortion less than 0.07%

5、 (6 at 1 kHz, 35 W) Center Surround Speaker : Continuous RMS power output (reference) 30 W (6 at 1 kHz, 1% THD) Rear Surround Speaker : Continuous RMS power output (reference) 30 + 30 W (6 at 1 kHz, 1% THD) Inputs MD/VIDEO IN :voltage 450/250 mV, (phono jacks)inpedance 47 k DVD INPUT FRONT IN :volta

6、ge 450 mV, (phono jacks)inpedance 47 k CENTER IN :voltage 450 mV, (phono jacks)inpedance 47 k REAR IN :voltage 450 mV, (phono jacks)inpedance 47 k WOOFER IN :voltage 450 mV, (phono jacks)inpedance 47 k Outputs MD/VIDEO OUT :voltage 250 mV (phono jacks)impedance 1 k PHONES :accepts headphones of (ste

7、reo phone jack)8 or more FRONT SPEAKER : accepts impedance of 6 to 16 or more CENTER SPEAKER:accepts impedance of 6 to 16 or more SUPER WOOFER : Voltage 1 V, impedance 1 k CD player section SystemCompact disc and digital audio system LaserSemiconductor laser (=780nm) Emission duration: continuous La

8、ser outputMax. 44.6 W* *This output is the value measured at a distance of 200 mm from the objective lens surface on the Optical Pick-up Block with 7 mm aperture. Frequency response20 Hz - 20 kHz (0.5 dB) Wavelength780 -790 nm Signal-to-noise ratioMore than 90 dB Dynamic rangeMore than 90 dB CD DIGI

9、TAL OUT (Square optical connector jack, rear panel) Wavelength600 nm Output Level18 dBm Continued on next page RadioFans.CN 收音机爱好者资料库 HCD-RXD7AV 1919 7-1. BLOCK DIAGRAMS TUNER/CD SECTION CE 16 10 6 4 5 3 22 1 PLL IC103 FM XO XI CLK DI DO CE CLK DI DO OPTICAL PICK-UP BLOCK APC Q701 41 +5V VC LD GND

10、A C B E F FOCUS COIL F+ F T+ T TRACKING COIL 36 37 42 39 38 51 APC FOCUS PHASE COMPENSATION DECODER SERIAL/ PARALLEL CONVERTER FE AMP RF AMP IIL TTL TTL IIL COMAND VC TRACKING PHASE COMPENSATION LD PD E F PD1 PD2 6 25 24 21 20 23 22 33 27 SENS1 RFO FOK C OUT DATA XLT CLK XRST 13 FEOTAO IC703 T.T/TRA

11、Y MOTOR DRIVER CD RF/SERVO PROSSESOR IC701 (1/2) 2 5 T IN 1 3 4 VR PDPD 18 17 19 20 6 F IN 22 SL IN 13 T.T F IN F+ F T+ T SL+ SL SP+ SP M M MOTOR M102 SLED MOTOR M101 SPINDOL EFM DEMO. XRST CLV SERVO DIGITAL CLV D/A I/F SUB CODE PROSSESOR CPU I/F 794566257 MDP SENS SCOR SQSO SQCK CLOK DATA CLK XLT D

12、AT SE CIN FOK RF SERIAL I/F PWM67 70 71 NL XTA1 XTA0 X701 SYS M R-CH CD DIGITAL SIGNAL PROCESSOR IC702 16 :FM :CD SIGNAL PATH 14 7 8 4 2 1 6 10 DETECTOR 16 OSC FM JK101 3 8RFMIX1 4 5 FM FRONT END FE101 RF IF AMP Q101 CF101 10.7MHz CF102 10.7MHz L107 MW OSC L104 AM ANT AM RF AMP MPX 16 FM IF 1 OSC 23

13、 AFC 22 AM RF 21 FM IF FM OUT 19 FM DET AM/FM IF BUFF AM OSC AM MIX AM DET SMET 20 CF103 450kHz MUTE AGC AM IF DECODER 13 L 14 R 4 2 T102 AM IFT 8FM DET CF104 10.7MHz R CH FM/AM MPX IC102 FM TUNED LEVEL PD118 X201 7.2MHz FM B+7 TUB+ +12V Q103 ST MONO 12 15AM OSC/FMSD 24B+ 11SD IN 9ST/MONO TU LED 6 1

14、2IF IN SD SPEED 7ST IND 10AM/FM MUTE Q109 TU L ST IND TU MUTE DO A MAIN SECTION (Page 20) D 5 LD PD F/T COIL SL/SP MOTOR 14 15 30 31 T.T+ T.T TR+ TR M M MOTOR T/T MOTOR TRAY 21 SP IN 29 TR F IN 12 T.T R IN 28 TR T IN 27 MUTE IN IC705 IC701 (2/2) 67 REG Q703 9REG I 10REG B 11REG OUT 7VCC 8VCC +5V B+

15、XRST6 CONTROL11 CONTROL5SWITCH Q702 13 12 TR+ TR 7 14 T.T+ T.T 4MUTE 3CLOK 1STB IC704 MOTOR DRIVE REG CONTROL T.T/TRAY 35 18 11 10 12 13 14 79 21 15 SPOA STOP SWITCH S05 8 XLAT CLOCK GEN. PWM74 NR MUTE Q705,707 CD L SCOR SENS1 SQSO XLAT SQCK DATA CE STB CLK DI C MAIN SECTION (Page 20) :AM RCH is omi

16、tted SFR101 SENS2 LOCK VT 2DATA 26 SENS2 19 LOCK 16.9344MHz 2L MUTE 53 D OUT DIGITAL OUT PH701 B MAIN SECTION (Page 20) CLK DATA IN Q104 D105 8AM/FM PH DET 11 AM TC101 TUB+ TUB+ SECTION 7 DIAGRAMS RadioFans.CN 收音机爱好者资料库 HCD-RXD7AV 2020 MAIN SECTION HP901 PB HEAD DECK A HRP901 REC/PB HEAD DECK B R C

17、HR CH R CH PLAY/REC CONTROL Q203, 205 PLAY/REC CONTROL DRIVE Q207 PLAY/REC CONTROL D201 L201 BIAS OSC BIAS OSC Q251 HE901 ERASE HEAD R CH 1 2 9 3 REC OUT PB OUT A/B 5 19 11 10 REC/PB EQ AMP IC201 TAPE A/B Q213 MUTE AMS Q210,211 D418 D419 D202 : FM : CD Signal Path RCH is omitted C CD SECTION (Page 1

18、9) TU L ST IND TU MUTE DO Q513 Q411 4 PROTECT DET16 IC503 RL401 SPEAKER JK401 SCOR SENS1 SQSO XLAT SQCK CLK DI CLK CE STB 11 STB 21 CE 25 SCLK 27 SDATA OUT 24 DATA 22 SQCK 20 XLAT 23 SQSO 42 SENS1 4 SCOR 26 SDATA IN MUTE SWITCH Q603,604 62 TU MUTE 28 FM ST IND 15 CLOCK 63 SYSTEM MUTE 64 POWER SW 19

19、LATCH XTAL 40 XTAL 39 VR UP 52 X601 10MHz VR DOWN 53 VR601 VOLUME PIC UP 46 PIC DOWN 47 TRAY OPEN 50 TRAY CLOSE 51 TURN TABLE 49 DISC COUNT 48 A B S02 TRAY OPEN/CLOSE S03 DISC COUNTER S04 TURNTABLE OPERATION S01 CD DECK UP/DOWN KEY MATRIX P1P24KI0KI2 FLD601 FLD DISPLAY SYSTEM CONTROLLER/ FLD DRIVER

20、IC601 +5.6V REG Q401 SITCHING Q103 TU +5V +12V +7.5V REG Q502 CD +7.5V +12V REG Q501 RECT D501-504 AC OFF DET Q509 Q510 RECT D403 -VCC1 +VCC1 -27V REG Q406 -27V AC IN T001 AC4.8V AC4.8V 16 A TUNER SECTION (Page 19) : PB (DECK A) : PB (DECK B) : REC (DECK B) Q207 Q201 CE CLK DI 12 LOCK MUTE Q208,209

21、BIAS SWITCH Q252,253 6 TAPE (L)13 TUNER (L) 12 CD (L)11 B CD SECTION (Page 19) CD L LINE AMP IC3016L OUT BUS REGISTER IC602 REC MUTE13 A/B11 BIAS12 REC14 DI2 CLK3 STB1 DI CLK SCL30 4PLAY 5SOL A 6SOL B SOL A DRIVE Q610,613 M+12V SWITCH Q608,611 +12V SOL B DRIVE Q609,612 SHIFT REGISTER IC603 CK2 S/L1

22、QH9 CLK 3B REC FWD 5PHOTO A 11A MODE SW 13A HALF 6PHOTO B 12B MODE SW 14B HALF MECHA BLOCK SFR501 MOTOR H/L D515 RECT D402 -VCC2 +VCC2 +5.6V 658829 31 G1G13 QS10 DATA IN DATA SENS2 LOCK 13 CLOK 43 SENS2 37 AMS 10 S/L 9 DATA IN L R MD/VIDEO R CH MD (L)14 : MD 15MUX OUT/LAMP Q303 DET IC304 4B REC REV

23、Q407 Q301 MUTE Q419 MUTE L R MD/VIDEO R CH CON B+ CD +5V D602 D601 RESET SWITCH POWER DOWN DET Q601Q602 2 RM601 REMOTE CONTROL RECEIVER RESET 38 POWER DOWN 6 REMOTE 8 VCC 21.10090 . 57 DOLBY ON/OFF 59 DOLBY NR 32 VACS 36 SPEANA 4 SPEANA 35 SPEANA 3 34 SPEANA 2 33 SPEANA 1 LED DRIVE IC701 4 DI CLK LE

24、D706-713 IC702 3 4 LED DRIVE Q703-708 LED714-718 LED701-703 2 12 LED DRIVE Q701,702 LED704 11 14 13 5 10 . . 16 15 11 5 9 18 LATCH C MUT R MUT 17 DATA SDA1 16IN L LTIN VRSWIN 74 LOUT1 DATA22 REQ24 SCK23 DATA SCK DOLBY PROLOGIC SURROUND DECODER IC302 CVOLOUT 9 SVOLOUT 17SWVOLOUT IC304 IC303 Q312 Q520

25、 MUTE Q313 Q522 MUTE Q308Q310 61 MD MUTE 58 DOLBY HI 16 CE 60 2CH OUT MUTE DBFB DBFB IC306 IC305 OVER LOAD DETECTOR OVER LOAD DETECTOR Q581 OVER LOAD DET SWITCH Q505 Q503 OVER LOAD DETECTOR Q511 POWER AMP IC502 OVER LOAD DET SWITCH Q515 OVER HEAT DETECTOR Q516,RH501 PROTECTOR Q412 SWITCH SWITCH Q413

26、 RELAY DRIVE Q414 RELAY DRIVE Q415 RL402 RL403 L R L R REAR JK402 CENTER PHONES JK403 R CH +12V JK303 SUB WOOFER BUFFER Q317 Q319 MUTE IC304 FAN DRIVE Q508 FAN CONTROL Q517 FAN RELAY DRIVE Q416 +7.5V SWITCH Q405 AU +12V -12V REG Q403 -12V S701-714 S718-728 S731-736 CD ENCODER A 54 CD ENCODER B 55 VR

27、602 CD ENCODER A B D510 D516 LED705 R CH R CH Q321 MUTE D305 D305 R CH D417 2 3 R CH R CH REAR R CH R CH D512 REAR R CH Q305 Q320 LED DRIVE DI CLK 80 SWIN79 SLIN77 CIN76 LIN72 IC308 21 4 5 13 3 L R FRONT L R REAR CENTER SW JK301 REAR R CH R CH SL L C S M L L C SL SW M Q381 106 POWER AMP IC501 1820 P

28、OWER AMP IC501 128 REAR R CH 3 15 RadioFans.CN 收音机爱好者资料库 HCD-RXD7AV 2323 7-4. SCHEMATIC DIAGRAM TUNER SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 39 for IC Block Diagrams. 47F 16V C127 10 50V C120A 0.022 9 HCD-RXD7AV 2424 7-5. SCHEMATIC DIAGRAM DOLBY SECTION Refer to page

29、 21 for Note on Schematic Diagrams. Refer to page 22 for Printed Wiring Board. MUTE (1/2) (2/2) HCD-RXD7AV 2525 7-6. SCHEMATIC DIAGRAM TEPE/POWER SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 22 for Printed Wiring Board. Refer to page 39 for IC Block Diagrams. JK402JK401 47k

30、 12 34 24 (Page 33) TO AMP BOARD CN302 TO AMP BOARD CN305 (Page 33) CENTER MUT REAR MUT B TO FRONT AMP BOARD CN301 K A 0 HCD-RXD7AV 2727 7-8. SCHEMATIC DIAGRAM FRONT SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 38 for IC Block Diagrams. HCD-RXD7AV 2929 7-10.SCHEMATIC DIAGRA

31、M FLD SECTION Refer to page 21 for Note on Schematic Diagrams. Refer to page 21 for Wavefoms. Refer to page 38 for IC Block Diagrams. Refer to page 40 for IC Pin Function Description. 8 5.1CH 5.6V B+ HCD-RXD7AV 3131 7-12.SCHEMATIC DIAGRAM CD SECTION I FLD 29 C 24 2 NOTE Voltages and waveforms are dc

32、 with respect to ground. no mark : STOP Refer to page 21 for Note on Schematic Diagrams. Refer to page 21 for Wavefoms. Refer to page 36 for IC Block Diagrams. The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Les composa

33、nts identifis par une marque ! sont critiques pour la scurit. Ne les remplacer que par une pice portant le numro spcifi. HCD-RXD7AV 3333 7-14.SCHEMATIC DIAGRAM CENTER/REAR AMP SECTION Refer to page 21 for Note on Schematic Diagrams. F001 5A/125V TO MAIN BOARD CN502 (Page 25) F TO MAIN BOARD CN305 (P

34、age 25) A TO MAIN BOARD CN302 (Page 25) B TO FRONT AMP BOARD CN506 (Page 34) J NOTE : Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : FM The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Les composants identifis par une marque ! sont critiques pour la scurit. Ne les remplacer que par une pice portant le numro spcifi. HCD-RXD7AV 3434 7-15.SCHEMATIC DIAGRAM FRONT AMP SECTION Refer to page 21 for Note on Schematic Diagrams. K