Rotel-RT02-tun-sm 维修电路原理图.pdf

T echnicalManual AM/FM STEREO TUNERRT-02Table of ContentsSpecification.1Parts List.26Adjustment.78PCB Assembly.1112Case Outline .910Wiring Diagram .13Schematic Diagram .1416SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,TOKYO 150-0045, JAPANSerial. NO.BeginningQuality UncompromisedY-360A-0207/pdfSpecificationsFM TunerUsable Sensitivity:14.2 dBf50dB Quieting Sensitivity:20.2 dBf (mono)45.3 dBf (stereo)Signal to Noise Ratio (at 65 dBf):73 dBf (mono)70 dBf (stereo)Harmonic Distortion (at 65dBf):0.2% (mono)0.3% (stereo)Frequency Response:10 Hz-15 kHz, 3 dBCapture Ratio:2.0 dBAlternate Channel Selectivity:47 dB (400 kHz)Spurious Response Ratio:90 dBImage Rejection Ratio:80 dBIF Rejection Ratio:80 dBAM Suppression Ratio:55 dBStereo Separation(100Hz/1 kHz/10 kHz):40 dB/45 dB/35 dBOutput level:1VAntenna Input:75 ohms unbalancedAM TunerUsable Sensitivity:500 V/mSelectivity:25 dBHarmonic Distortion:0.5%Image Rejection Ratio:45 dBSignal to Noise Ratio:40 dBOutput level:500 mVAntenna Input:Loop AntennaGeneralPower Consumption:10 wattsPower Requirements (AC):115 volts, 60 Hz (USA version)230 volts, 50 Hz (European version)Weight:3.9 Kg/8.6 lb.Dimensions (W x H x D):435 x 73 x 319 mm171/8 x 2 7/8 x 10 9/16 Panel Height60 mm / 23/8RadioFans.CN 收音机爱 好者资料库FMAMRTTP TA AF STEREO TUNEDAUTO MEMORY PRESETRDSRBDS1236784590 AppearanceRadioFans.CN 收音机爱 好者资料库 2RT-02Parts List 1/4SYMBOLPARTS NO.DESCRIPTION501X-1320-BPCB ASSY JK301066 4TR-2166#4 2P PIN JACK AU (WHT. RED)JK302065 YKB21-5103A3.5 MINI JACKJK303065 YKB21-5111A3.5 MINI JACKR301,315053 CR14-101J-ACARBON RESISTOR 1/4W 100R201,210053 CR14-103J-ACARBON RESISTOR 1/4W 10KR302053 CR14-123J-ACARBON RESISTOR 1/4W 12KR207,314,316053 CR14-102J-ACARBON RESISTOR 1/4W 1KR204053 CR14-222J-ACARBON RESISTOR 1/4W 2.2KD208053 CR14-272J-ACARBON RESISTOR 1/4W 2.7KR203053 CR14-201J-ACARBON RESISTOR 1/4W 200R318053 CR14-221J-ACARBON RESISTOR 1/4W 220R209053 CR14-223J-ACARBON RESISTOR 1/4W 22KR211053 CR14-332J-ACARBON RESISTOR 1/4W 3.3KRM103053 CR14-472J-ACARBON RESISTOR 1/4W 4.7KRM101053 CR14-470J-ACARBON RESISTOR 1/4W 47RM102053 CR14-471J-ACARBON RESISTOR 1/4W 470R205053 CR14-473J-ACARBON RESISTOR 1/4W 47KR303053 CR14-512J-ACARBON RESISTOR 1/4W 5.1KC201,202,213043 TC50V223 CERAMIC CAPACITOR 0.022uFC209,CM102043 TC50V473 CERAMIC CAPACITOR 0.047uFC204,205043 TC500V103CERAMIC CAPACITOR 500V0.01uFD201,204,205034 T1N4003-TBDIODE 1N4003-ED209,302034 T1N4148-86DIODE 1N4148TAP-50C212041 UTES1C101-FBELECTROLYTIC CAPACITOR 16V100uFC211041 UTES1C221-FBELECTROLYTIC CAPACITOR 16V220uFC210041 UTES1E470-FBELECTROLYTIC CAPACITOR 25V47uFC301,302041 TEEUFC1E470BELECTROLYTIC CAPACITOR 25V47uFC206041 UTES1V332ELECTROLYTIC CAPACITOR 35V3300uFCM101041 UTES1H100-FBELECTROLYTIC CAPACITOR 50V10uFC208041 UTES1H010-FBELECTROLYTIC CAPACITOR 50V1uFC207041 UTES1H4R7-FBELECTROLYTIC CAPACITOR 50V4.7uFC307,308041 TEEUFC1H4R7BELECTROLYTIC CAPACITOR 50V4.7uFC203041 UTES1H470-FBELECTROLYTIC CAPACITOR 50V47uFFL101035 SVR12MM18FL TUBE F201,202036 5ST500 FUSE 250VT500mAIC301031 OPA2604APIC (OPE DUAL)IC302,303031 PC817BIC (PHOTO COUPLER)IC201031 NJM317FIC (REGULATOR)RMC101031 SBX3010-52BIC (REMOTE EYE)R308,309054 TMFR4100KMETAL RESISTOR 1/4W 100KR310-313054 TMFR4001KMETAL RESISTOR 1/4W 1KR304,305054 TMFR404K7METAL RESISTOR 1/4W 4K7R306,307054 TMFR406K8METAL RESISTOR 1/4W 6K8R401053 CR1W2M2MOF RESISTOR 1W 2.2M (USA ONLY)R202054 1WS330JFMOF RESISTOR 1W 330R206,208054 2WS270JFMOF RESISTOR 2W 270SW401061 C-4176A08POWER SWITCH PS3-22SPA-P7AZ TS401022 T-1065N01POWER TRANSFORMER CS401044 DE1307E472MSPARK KILLER 4700pFC305,306044 S50V1000PGSTYROL CAPACITOR 50V1000pFC309-312044 S50V100PJSTYROL CAPACITOR 50V100pFQ201,203032 KRC107MTRANSISTORQ202,204,QM101032 KTC3198Y-ATTRANSISTORQ301032 KRA107MTRANSISTORQ302,303032 TDTC323TSTRANSISTORD207034 TRD12JST1ZENER DIODE 12V (AB2)D203034 TRD30JST1ZENER DIODE 30V (AB2)D206034 TRD5.6JST1ZENER DIODE 5.6V (AB2)016 X-1320A01-04 PCB ASSY 3RT-02Parts List 2/4SYMBOLPARTS NO.DESCRIPTIOND202034 TRD6.2JST1ZENER DIODE 6.2V (AB2)501E-1319-BPCB ASSY C116,117047 ECJ2VF1H473ZCERAMIC CAPACITOR CHIP 50V0.047uFC110-112047 ECJ2VF1H104ZCERAMIC CAPACITOR CHIP 50V0.1uFC115047 ECJ2VG1H102JCERAMIC CAPACITOR CHIP 50V1000pFC101-105,114047 ECJ2VG1H101JCERAMIC CAPACITOR CHIP 50V100pFC109047 ECJ2VG1H821JCERAMIC CAPACITOR CHIP 50V820pFD101-105,108034 T1N4148-86DIODE 1N4148TAP-50C108041 TUTES1H010-TFELECTROLYTIC CAPACITOR 50V1uFC108041 UTES1H220-FBELECTROLYTIC CAPACITOR 50V22uFIC101031 CXP82832-316QIC (CPU)(IC101)031 CXP82832-347QIC (CPU)IC102031 AT24C16PC-2.7IC (EEPROM)R101-105,115055 ERJ6GEYJ122VRESISTOR CHIP 1.2KR113,116-120,123,125055 ERJ6GEYJ103VRESISTOR CHIP 10KR131-165055 ERJ6GEYJ124VRESISTOR CHIP 120KR124055 ERJ6GEYJ102VRESISTOR CHIP 1KR121,122055 ERJ6GEYJ2R2VRESISTOR CHIP 2.2R114,126055 ERJ6GEYJ472VRESISTOR CHIP 4.7KR108-111055 ERJ6GEYJ473VRESISTOR CHIP 47KSW101-117061 C-4679A05TACT SWITCH THV10920Q101032 KTC3198Y-ATTRANSISTOR501E-4002002300-DPCB ASSY FE01092 FTA4-460HFRONT-ENDC38043 TC50V101CERAMIC CAPACITOR 100pFC16043 TC50VCH150CERAMIC CAPACITOR 15pFC09,58,C59043 TC50VCH270CERAMIC CAPACITOR 27pFC08043 TC50VCH330CERAMIC CAPACITOR 33pFC37043 TC50V820CERAMIC CAPACITOR 82pFC04,07,23047 ECJ2VB1H103KCERAMIC CAPACITOR CHIP 50V0.01uFC01,06,12,13,17,18,21,22,29,34,40047 ECJ2VB1H223KCERAMIC CAPACITOR CHIP 50V0.022uFC02,24,25,42047 ECJ2VF1H473ZCERAMIC CAPACITOR CHIP 50V0.047uFC57047 ECJ2VF1H104ZCERAMIC CAPACITOR CHIP 50V0.1uFC10047 ECJ2VG1H101JCERAMIC CAPACITOR CHIP 50V100pFCLU52,CRU52047 ECJ2VG1H100DCERAMIC CAPACITOR CHIP 50V10pFCL50,CR50047 ECJ2VG1H121JCERAMIC CAPACITOR CHIP 50V120pFC54047 ECJ2VG1H271JCERAMIC CAPACITOR CHIP 50V270pFC36047 ECJ2VG1H331JCERAMIC CAPACITOR CHIP 50V330pFC43047 ECJ2VG1H681JCERAMIC CAPACITOR CHIP 50V680pFCL52,CR52047 ECJ2VG1H680JCERAMIC CAPACITOR CHIP 50V68pFCLU50,CRU50047 ECJ2VG1H820JCERAMIC CAPACITOR CHIP 50V82pFT01021 RLV152A00COIL AM ANTT03021 RLV154A00COIL AM IFTT02021 RLV155A00COIL AM OSCT04021 RLV157A00COIL FM DET-AT05021 RLV158A00COIL FM DET-BTL06,TR06021 RLV156A00COIL MPX LPFD02034 T1N4148-86DIODE 1N4148TAP-50C14,35,44041 TUTES1C101-TFELECTROLYTIC CAPACITOR 16V100uFC05,11041 TUTES1C470-TFELECTROLYTIC CAPACITOR 16V47uFC46041 TUTES1HR22-TFELECTROLYTIC CAPACITOR 50V0.22uFC20,39,49,53,55,56,CL51,CR51041 TUTES1H100-TFELECTROLYTIC CAPACITOR 50V10uFC33,45,47041 TUTES1H010-TFELECTROLYTIC CAPACITOR 50V1uFC03,27041 TUTES1H3R3-TFELECTROLYTIC CAPACITOR 50V3.3uFC26,28,41041 TUTES1H4R7-TFELECTROLYTIC CAPACITOR 50V4.7uFIC02031 LA1266IC (FM-IF. AM-RF)IC03031 LA3401IC (FM-MPX)IC01031 LM7001JUMIC (PLL)016 E-1319A00 PCB ASSY016 E-4002002301 PCB ASSY 4Parts List 3/4SYMBOLPARTS NO.DESCRIPTIONIC04031 BU1920FIC (RDS)L01021 2648601430MICRO INDUCTOR 20.8mHC31042 TP50V332JMYLAR CAPACITOR 0.0033uFC30,48042 TP50V223JMYLAR CAPACITOR 0.022uFC32042 TP50V393JMYLAR CAPACITOR 0.039uFRL57,RR57055 ERJ6GEYJ152VRESISTOR CHIP 1.5KR35055 ERJ6GEYJ182VRESISTOR CHIP 1.8KR16,34,39055 ERJ6GEYJ101VRESISTOR CHIP 100R01,04,06055 ERJ6GEYJ104VRESISTOR CHIP 100KR07,27055 ERJ6GEYJ103VRESISTOR CHIP 10KR11055 ERJ6GEYJ181VRESISTOR CHIP 180R10,17,18,19,38055 ERJ6GEYJ102VRESISTOR CHIP 1KRL48,RR48055 ERJ6GEYJ272VRESISTOR CHIP 2.7KR29,37055 ERJ6GEYJ220VRESISTOR CHIP 22R28,41,43055 ERJ6GEYJ223VRESISTOR CHIP 22KR08,21055 ERJ6GEYJ271VRESISTOR CHIP 270RL46,RR46,RL47,RR47055 ERJ6GEYJ274VRESISTOR CHIP 270KR56055 ERJ6GEYJ225VRESISTOR CHIP 2M2R13,33,42,RL49,RR49055 ERJ6GEYJ332VRESISTOR CHIP 3.3KR31055 ERJ6GEYJ392VRESISTOR CHIP 3.9KR20055 ERJ6GEYJ331VRESISTOR CHIP 330R26055 ERJ6GEYJ393VRESISTOR CHIP 39KR24,30055 ERJ6GEYJ472VRESISTOR CHIP 4.7KR05,15,22055 ERJ6GEYJ471VRESISTOR CHIP 470R36,40,44055 ERJ6GEYJ473VRESISTOR CHIP 47KR02,32055 ERJ6GEYJ562VRESISTOR CHIP 5.6KR09,12,14055 ERJ6GEYJ561VRESISTOR CHIP 560R03055 ERJ6GEYJ623VRESISTOR CHIP 62KR50055 ERJ6GEYJ681VRESISTOR CHIP 680R25055 ERJ6GEYJ683VRESISTOR CHIP 68KVR03051 TRH063MCJ5RSEMI-FIXED RESISTOR 220KVR01051 TRH063MCS3RSEMI-FIXED RESISTOR 4.7KVR02051 TRH063MCS4RSEMI-FIXED RESISTOR 47KC15044 S50V470PJSTYROL CAPACITOR 50V470pFANT01067 SC0210586NTERMINAL ANTNNA Q04,Q05,Q06,Q09032 KRA107MTRANSISTORQ03032 KTC3194YTRANSISTORQ01,Q02,Q07032 KTC3198Y-ATTRANSISTORQL08,QR08032 TDTC323TSTRANSISTORTC01045 TZ03N100TRIMMER 10pF TZ03N100FR169VD01,VD02034 SVC321SPA-B2VARACTOR DIODEZD01,ZD03034 TRD5.1JST1ZENER DIODE 5.1V (AB2)505 FRT-02-B FRONT PANEL ASSY (BLACK) 505 FRT-02-S FRONT PANEL ASSY (SILVER) 069 C-4629A01AC 2P INLET 6102.3100 (WIRING) 072 C-4622A01AC CORD SET for AUSTRALIA072 C-4624A01AC CORD SET for EUROPE072 C-4623A01AC CORD SET for U.K072 C-4620A01AC CORD SET for USA021 RLA145A00AM LOOP ANT081 UC3-07A00INSIDE CARTON 034 SEL1E24WLED (BLUE) 1X5072 C-4738A01PIN PLUG CORD019 4TSH-19#2 PLASTIC FOOT 50012 RV4-09A00PUSH BUTTON 14 (BLACK)012 RV4-09A01PUSH BUTTON 14 (SILVER)092 RR-T92REMOTE CONTROL UNIT 081 UC3-08A00SHIPPING CARTON 081 TZ-167STYROL SIDE MOULDINGO T H E R S 5Parts List 4/4SYMBOLPARTS NO.DESCRIPTION012 UC3-03A01TACT BUTTON 15KEY(BLACK) 012 UC3-03A00TACT BUTTON 15KEY(SILVER) 012 UC3-04A01TACT BUTTON 2KEY(BLACK) 012 UC3-04A00TACT BUTTON 2KEY(SILVER) 014 C-4550A03UPPER COVER(BLACK) 014 C-4550A24UPPER COVER(SILVER) 082 OMRT-02-1OWNERS MANUAL(EFGIDSSw) 6072 4TR-3228 FM DIPOLE ANTTuner Adjustment MethodFM Section* Necessary measurement equipmentRDS/STEREO Multiplexer, FM/AM Signal Generator, Audio Analyzer, Oscilloscope, Digital Volt Meter (DVM) (A) Center adjustRDS/STEREO Multiplexer Setting - MODE : MONO- Audio Frequency : 1KHzFM Signal Generator Setting - Deviation : 75KHz- Radio Frequency : 98.1MHz- Output Level : 66dBRT-02 Setting - FM Frequency : 97.9MHz- FM MODE : MONO1. Turn FM Signal Generator Modulation on2. Connect DVM (+)(-) terminals to Jumper J7 and J8 and measure the volt.3. If measured voltage is not adjusted within 10mV, Make this measured volt 0 by adjusting T04 (FM-DET-A Coil).: The adjustment should be within 10mV4. After this adjustment, measure THD(Total Harmonic Distortion) with Audio Signal Generator5. Adjust THD to minimum point with T05(FM-DET-B Coil).: THD shuold be within 0.5%(B) Channel Separation adjustRDS/STEREO Multiplexer Setting - MODE : STEREO ( ONLY L-CH Signal OUT )- Audio Frequency : 1KHzFM Signal Generator Setting - Deviation : 75KHz- Radio Frequency : 98.1MHz- Output Level : 66dBRT-02 Setting - FM Frequency : 98.1MHz- FM MODE : STEREO1. Turn FM Signal Generator Modulation on after modulating only L-CH (or only R-CH) at STEREO Multiplexer.2. Confirm if STEREOindicator is turned ON on the display3. Measure output level via Audio Signal Analyzer and make the level as standard.4. Turn FM Signal Generator Modulation on after modulating only R-CH (or only L-CH) at STEREO Multiplexer.5. Measure output level via Audio Signal Analyzer (measure per a dB)6. If meaured output level is not lower than -40dB, Adjust output level to minimum position with VR03 ( CH-SEPA. ADJ.).: lower than -40dB(C) TUNED Level adjustRDS/STEREO Multiplexer Setting - MODE : STEREO- Audio Frequency : 1KHzFM Signal Generator Setting - Deviation : 75KHz- Radio Frequency : 98.1MHz- Output Level : 26dBRT-02 Setting - FM Frequency : 98.1MHz- FM MODE : STEREO1. Turn FM Signal Generator Modulation ON (confirm if output level is 26dB)2. Change the output level of the Generator from 20dB to 30dB and Confirm if STEREO & TUNED indicator of the DISPLAY turns on at 26db(5 dB)3. If these indicators do not turn on at higher than 26dB(5dB) or do not turn off at lower than 26(5dB) , Adjust VR02 ( FM-ADJ ) up to the moment where STEREO & TUNED indicator turns OFF & ON at 26dB.4. Confirm if STEREO & TUNED turns OFF when decreasing the output level slowly from 26dB to 25dB, 24dB . (Repeat the above 3. if not OFF in lower than 24dB.)5. Push RT-02s TUNE UP or DOWN button long at Signal Generator Output Level 26dB and start Auto search. Confirm if search stops at FM Frequency 98.1MHz. (Examine both of High Freq. - 98.1MHz search , Low Freq. - 98.1MHz search) 7AM Section* Necessary measurement equipment :AM Signal Generator, Audio Signal Analyzer, Dummy Load, Oscilloscope, Digital Volt Meter (DVM)(A) VT adjustAM Signal Generator Setting 1. Adjust AM Frequency of RT-02 to 522KHz. (or 520KHz)2. Connect (-) terminal of DVM with GND ( or chassis ) and connect (+) terminal with Jumper J3 ( VT CHECK ) and mesaure voltage. ( Low Freq. VT)3. Adjust VT to 1.1V with T02 (AM-OSC Coil).* In case of USA version, AM freq. range is 520KHz 1710KHz. So, adjust as below. at 520KHz, VT = 1.1V ( Low Freq. VT)(B) Output Level adjustAM Signal Generator Setting - Modulation : 30%- Audio Frequency : 400Hz- Output Level : 100dB- Radio Frequency : 603KHz (or 600KHz )RT-02 Setting - AM Frequency : 603KHz/1404KHz/999KHz (or 600KHz/1400KHz/1000KHz)1. Turn AM Signal Generator Modulation ON2. Adjust RT-02 AM Freq. to 603KHz (or 600KHz) and measure output level with Audio Signal analyzer.3. Adjust output level to maximum point with T01 ( AM-ANT ).4. Adjust AM Signal Generator & RT-02 AM Frequency to 1404KHz (or 1400KHz) and measure output level.5. Adjust output level to maximum point with TC01 (White Trimmer).6. Repeat above 2. 5. steps 2 3 times until adusting to best output level.7. Adjust AM Signal Generator & RT-02 AM Frequency to 999KHz (or 1000KHz) and measure output level.8. Adjust level to maximum position with T03 (AM-IFT).(C) TUNED Level adjustAM Signal Generator Setting - Modulation : 30%- Audio Frequency : 400Hz- Radio Frequency : 999KHz (or 1000KHZ)- Output Level : 84dBRT-02 Setting - AM Frequency : 999KHz (or 1000KHz)1. Turn AM Signal Generator Modulation ON ( Make sure if Output level is 84dB )2. If TUNED indicator does not turn on at higher than 8086dB(Generator output), Adjust VR01 ( AM-ADJ ) up to the moment where TUNED indicator tunrs OFF & ON again3. Confirm if TUNED turns OFF when decreasing the output level of AM Signal Generator slowly from 84dB to 80dB.4. Push RT-02 TUNE UP or DOWN button long at AM Signal Generator Output Level 84dB and start AUTO search. Confirm if search stops at AM Frequency 999KHz (or 1000KHz). 999KHz(or 1000KHz) search , Low Freq. - 999KHz(or 1000KHz) search Conversion Frequency:To set European Frequency - Press POWER button to ON while pressing MEMORY and 0 buttons. And set De-Emphasis with 50uSEC on the TUNER PCB with JLE100/JRE100 ar connected by SHORTEN PLUGs.To set European Frequency - Press POWER button to ON while pressing MEMORY and 9 buttons. And set De-Emphasis with 75uSEC on the TUNER PCB with JLU100/JRU100 ar connected by SHORTEN PLUGs. 8Case OutlinesINADJOUT12345678123456714131 23491011201 23429303150518081100ECBKTC3198OPA2604PAT24C16PNJM317FTC74HCU04APBU1920FLM7001MCXP82832-316QRT-02PC817B2221LA34012423LA12661112BKRA107MKRC107MDTC323TSEC 9PCB Assembly - 1Front PCB 016 E-1319A00 Bottom SideFront PCB 016 E-1319A00 Bottom SideMain PCB 016 X-1320A01-04 Top SideMain PCB 016 X-1320A01-04 Top Side11RT-02PCB Assembly - 2Tuner PCB 4002002300 Top Side ViewTuner PCB 4002002300 Bottom View12RT-02Wiring Diagram13RT-02CXP82832-316QCXP82832-347QOPTION of OTP IC Schematic Diagram - 114RT-02CXP82832-347Q470OPA2604APOPA2604AP5.1K0