Rotel-RA972-int-sm 维修电路原理图.pdf

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1、T echnicalManual STEREO INTEGRATED AMPLIFIERRA-972Table of ContentsSpecificationSpecification.1Parts List.2,3,4Adustment.4Case Outlines.4PCB Assembly.5,6Schematic Diagram.710Continuous Power Output60 watts/ch(20 - 20 kHz, 0.03 %, 8 ohms)Total Harmonic Distortion (20 Hz - 20k Hz)0.03 % at rated power

2、, 1/2 power or 1 wattIntermodulation Distortion (60 Hz : 7 kHz, 4:1)95 dB Power RequirementsUSA Version115 volts, 60 Hz European version230 volts, 50 Hz Dimensions(W x H x D) 440 x 92 x 347 mm173/8 x 55/8 x 1311/16 Weight 6.5 kg / 14.3 lbs.SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,TOKYO 150-0045

3、, JAPANSerial. NO.BeginningQuality UncompromisedY-323A-00015C/S-SRadioFans.CN 收音机爱 好者资料库2SYMBOL PARTS NO.DESCRIPTIONSYMBOL PARTS NO.DESCRIPTIONParts List-1X-1289-01PCBASSEMBLYC401041UTES1J220-FBCAP,ELEC.63V22UFC501,50204150BGF10MCAP,ELEC.50V10UFC503,504044FSC160V470HCAP,STYROL 160V47PFC505,50604150B

4、GF10MCAP,ELEC.50V10UFC507-51204450MSAN104JCAP,FILM 50V0.1UFC513,514042TP50V472JCAP,MYLAR 50V4700PFC515,516042TP50V152JCAP,MYLAR 50V1500PFC517,51804150BGF10MCAP,ELEC.50V10UFC519,520044FSC160V101HCAP,STYROL 160V100PFC521,52204150BGF10MCAP,ELEC.50V10UFC523,524041ECEA1EFS221CAP,ELEC.25V220UFC527,528041E

5、CEA1EFS221CAP,ELEC.25V220UFC52904450MSAN104JCAP,FILM 50V0.1UFC613-616044FSC160V561HCAP,STYROL 160V560PFC617,618044KT18-2A104KCAP,FILM 100V0.1UFC701,702043TC50VCH330CAP,CERA.50V33PFC703041UTSS1H010-FBCAP,ELEC.50V1UFC704044KT18-2A104KCAP,FILM 100V0.1UFC705041UTSS0J222CAP,ELEC.6.3V2200UFC707-709043TC50

6、V103CAP,CERA.50V0.01UFC710041UTSS1E470-FBCAP,ELEC.25V47UFC901-904043TC500V103CAP,CERA.500V0.01UFC905,906041ALN20S1073DDCAP,ELEC.50V10000UFC907,908041ECEA1EFS101CAP,ELEC.25V100UFC909,910041ECEA1EFS471CAP,ELEC.25V470UFC914,915043TC500V103CAP,CERA.500V0.01UFC916,917041UTES1J471CAP,ELEC.63V470UFC918,919

7、041UTSS1V101-FBCAP,ELEC.35V100UFC920041UTSS1A101-FBCAP,ELEC.10V100UFC921,922041UTSS1E101-FBCAP,ELEC.25V100UFD401-406034T1N4148-86DIODED609-612034T1N4003-TBDIODED615-617034T1N4148-86DIODED722034T1N4148-86DIODED723034TRD5.6JST1ZENER DIODED724034T1N4148-86DIODED726-729034T1N4148-86DIODED901034BR84BRIDG

8、E DDIODED902,903034T1N4003-TBDIODED904-906034T1N4148-86DIODED907,908034TRD16JST1ZENER DIODED909034TRD12JST1ZENER DIODEF601-6040365ST6.3MINI FUSE 250VT6.3AIC501031OPA2604APICIC502031NJM2114DICIC701 031 TMP47C400BN-1 IC TMP47C400BN-1A57IC702031TC74HC595APICIC703031LB1641ICIC901031NJM7805FAICPJ1-40664T

9、R-2408#34P PINJACKPJ50664TR-2166#42P PINJACKQ401-406032TA1345TRANSISTORQ407-412032TC3399TRANSISTORQ619,620033TC3478A-LKUTRANSISTORQ621,622033TA1376A-LKUTRANSISTORQ623,624033C3902-RSTRANSISTORQ625,626033A1507-RSTRANSISTORQ639032TC536-FGTRANSISTORQ901033D600-EFTRANSISTORQ902033B631-EFTRANSISTORQ903033

10、D600-EFTRANSISTORQ904032TD863-EFTRANSISTORQ905032TC536-FGTRANSISTORQ906033TA1016-FGTRANSISTORQ907,908032TC3708-STTRANSISTORQ909032TC536-FGTRANSISTORR401-404054TMK2001KFECZR,METAL 1% 1KR405054CR14-332J-AR,CARBON 3.3KR501,502054EE10-151R,METAL 150RR503,504054EE10-104R,METAL 100KR505,506054TMK2680RFECZ

11、R,METAL 1% 680RR507,508054TMK203K9FECZR,METAL 1% 3.9KR509,510054TMK2100KFECZR,METAL 1% 100KR511,512054TMK202K2FECZR,METAL 1% 2.2KR513,514054TMK2002KFECZR,METAL 1% 2KR515,516054TMK2022KFECZR,METAL 1% 22KR517-520054TMK201K5FECZR,METAL 1% 1.5KR521,522054TMK2015KFECZR,METAL 1% 15KR523,524054TMK2100KFECZ

12、R,METAL 1% 100KR525,526054TMK2150RFECZR,METAL 1% 150RR527,528054TMK201K2FECZR,METAL 1% 1.2KR529,530054TMK2002KFECZR,METAL 1% 2KR531,532054TMK2100KFECZR,METAL 1% 100KR533,534054TMK2470RFECZR,METAL 1% 470RR631,632054TMK2001KFECZR,METAL 1% 1KR633,634054TMK2047RFECZR,METAL 1%47RR637-644054NIR2-0.22RR,ME

13、TAL 2W 0.22RR645,6460542WS10JFR,METAL 2W 10RR653-656054TMK2220RFECZR,METAL 1% 220RR678053CR14-332J-AR,CARBON 3.3KR680053CR14-104J-AR,CARBON 100KR701,702053CR14-472J-AR,CARBON 4.7KR703,704053CR14-104J-AR,CARBON 100KR705053CR14-124J-AR,CARBON 120KR706053CR14-473J-AR,CARBON 47KR707053CR14-102J-AR,CARBO

14、N 1KR709053CR16-100J-AR,CARBON 10RR711,712053CR16-104J-AR,CARBON 100KR713,714053CR14-104J-AR,CARBON 100KR715053CR14-472J-AR,CARBON 4.7KRadioFans.CN 收音机爱 好者资料库3SYMBOL PARTS NO.DESCRIPTIONSYMBOL PARTS NO.DESCRIPTIONParts List-2R716053CR16-104J-AR,CARBON 100KR901,902054TMK203K3FECZR,METAL 1% 3.3KR90305

15、41WS820JFR,METAL 1W 820RR9040541WS1.2KJFR,METAL 1W 1.2KR905053CR14-472J-AR,CARBON 4.7KR906053CR14-103J-AR,CARBON 10KR9070541WS820JFR,METAL 1W 820RR9080541WS68JFR,METAL 1W 68RR909053CR14-333J-AR,CARBON 33KR910053CR14-223J-AR,CARBON 22KR911053CR14-104J-AR,CARBON 100KR9120541WS10KJFR,METAL 1W 10KR91305

16、3CR14-473J-AR,CARBON 47KR914053CR14-683J-AR,CARBON 68KR915,916053CR14-223J-AR,CARBON 22KR917053CR14-332J-AR,CARBON 3.3KR918053CR14-103J-AR,CARBON 10KR919053CR14-562J-AR,CARBON 5.6KR920053CR14-154J-AR,CARBON 150KR921053CR14-104J-AR,CARBON 100KRY401-406 063V23106-24RELAYRY601,602 063DH2TU-24RELAYRY603

17、063V23106-24RELAYRY901063DG1U-24RELAYRY902063DH2U-24RELAYS401062C-4174A17ROTARY SWITCH(RECORDING)S5010624TR-2780ROTARY SWITCH(TONE)SP1,2067C-4493A00SPEAKER TERMINALTH901034TTC-503THERMISTORVR501051C-4170A27VARIABLE RESISTOR(VOLUME)VR502,503 0534TR-2774VARIABLE RESISTOR(TONE)X701023CSA4.19MHZCERAMIC

18、RESONATOR069C-3417AFUSE CLIPX-1289-02,03PCBASSEMBLYC601,60204150BGF4R7MCAP,ELEC.50V4.7UFC603,604044FSC160V331HCAP,STYROL 160V330PFC605,606044FSC160V471HCAP,STYROL 160V470PFC607,60804125BGF100MCAP,ELEC.25V100UFC609,610044FSC160V331HCAP,STYROL 160V330PFC611,61204150BGF10MCAP,ELEC.50V10UFC619,620044FSC

19、160V221HCAP,STYROL 160V220PFD601-608034T1N4148-86DIODEQ601-604033TC2362-FGTRANSISTORQ605-610033TA1016-FGTRANSISTORQ611,612033TC2362-FGTRANSISTORQ613,614033TA1208-RSTTRANSISTORQ615,616033TC2910-RSTTRANSISTORR601,602054TMK2560RFECZR,METAL 1% 560RR603,604054TMK2047KFECZR,METAL 1% 47KR605-612054TMK201K5

20、FECZR,METAL 1% 1.5KR613-616054TMK2220RFECZR,METAL 1% 220RR617,618054TMF1/4-5600FR,MRS25 560RR619,620054TMK2047KFECZR,METAL 1% 47KR621-624054TMK2100RFECZR,METAL 1% 100RR625,626054TMF1/4-6801FR,MRS25 6.8KR627,628054TMF1/4-1001FR,MRS25 1KR629,630054TMF1/4-3302FR,MRS25 33KR635,636054TMK2012KFECZR,METAL

21、1% 12KR651,652054TMF3300R,METAL 330RVR601,602 051SFR001-222SEMI-FIXED RESISTOR 2.2KX-1289-04 PCB ASSEMBLYD707-712034T1N4148-86DIODED714-720034T1N4148-86DIODES701062C-4174A13ROTARY SWITCH(LISTENING)X-1289-05 PCB ASSEMBLYD701-706034LN38GCPPLEDR710053CR16-102J-AR,CARBON 1KX-1289-06 PCB ASSEMBLYHJ1065C-

22、3399#1PHONE JACKR647-650054TMK2680RFECZR,METAL 1% 680RR667,6680541WS1.2KJFR,METAL 1W 1.2KS601062C-4174A19ROTARY SWITCH(SPEAKERS)X-1289-07 PCB ASSEMBLYC706041UTSS1E470-FBCAP,ELEC.25V47UFIC704031SBX1810-52ICR708053CR16-101J-AR,CARBON 100RX-1289-08 PCB ASSEMBLYHJ2065YKB21-5103AMINI JACKX-1289-09 PCB AS

23、SEMBLYC911044DE1307E472MSPARK KILLERS901061C-4176A08POWER SWITCHX-1289-14 PCB ASSEMBLYACO1069C-4497A00AC OUTLETHEAT SINKER ASSEMBLYQ617,618032D600-EFTRANSISTORQ627-630033D1047-DEPOWER TRANSISTORQ631-634033B817-DEPOWER TRANSISTOROTHERS011FP-514FRONT PANEL ASSY012QT4-09A00TKNOB 25F (LISTENING)012SD4-1

24、6A00PUSH KNOB 12F0123TQU-5KNOB ASSY 33F0124TR-3134KNOB 25F (RECORDING)0124TR-3136KNOB 13F0124TSA-7KNOB 11F014C-4550A09UPPER COVER014SZ3-08A00BOTTOM BOARD4Instruments : DC millivoltmeterNotes : Prior to Bias Adjustment, run about 5minutes with rated output(8ohms) and warm up Power Transistor and Heat

25、 Sink. Set input off.StepX-1289-01 PCB R639X-1289-01 PCB R640X-1289-03 PCB VR601X-1289-02 PCB VR60212CouplingLocationAdjust forDC millivoltmeter reads 5mVSYMBOL PARTS NO.DESCRIPTIONSYMBOL PARTS NO.DESCRIPTIONParts List-3AdjustmentCase Outlines2SC536K2SA13452SC33992SA1376A2SC3478A2SC3708NJM7805FA2SB6

26、31K2SD600K2SC39022SA15072SB8172SD1047LB1641TC74HC595APTMP47C400BN-1NJM2114DOPA2604AP015RP-376PRINTED REAR CHASSIS0194TSH-19#2PLASTIC FOOT022TT-311-URPOWER TRANSFORMER034SEL1124RLED069C-4629A01AC INLET072C-4620A01AC CORD SET for STD072C-4622A01AC CORD SET for AUSTRALIA072C-4623A01AC CORD SET for UK072C-4624A01AC CORD SET for CEE081SZ4-21A00INSIDE CARTON081TZ-183STYROL MOULDING092RR-A91REMOTE UNIT56PCB Aassembly6.3 Amp, 20mm,250 Volt Speaker fuses.78Schematic Diagram910Schematic Diagram