Rotel-RSX972-ssr-sm 电路图 维修手册.pdf

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1、T echnical Manual SURROUND SOUND RECEIVER RSX-972 Table of Contents Appearance.2 Wiring Diagram.3 Chassis Layout.15 Adjustment.16 - 17 Conversion.18 Case Outlines.19 - 20 PCB Assembly.21 - 25 Schematic Diagram.26 - 34 Disassembly Diagram.4 Disassembly Diagram List.5 Specifications.6 Parts List.7 - 1

2、4 SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU, TOKYO 150-0045, JAPAN Serial. NO. Beginning Quality Uncompromised Y-331B-0009/W4 THE ROTEL CO., LTD. RadioFans.CN 收音机爱 好者资料库 See Page 22 for Backup Memory Cap Location 2 VIDEO INTAPE INPUT 1435IN CD OUT2 L R VIDEO OUT 2 DIGITAL INPUT 1 1 3 2 COAXIALOP

3、TICAL COAXIALOPTICAL DIGITAL OUPUT 13 32 COMPOSITE IN 14352 COMPOSITE OUT 13 2 S-VIDEO IN 14352 S-VIDEO OUT 13 L R CENTER SUB WOOFER ZONE OUT ZONE REM IR OUT 12 EXT REM 12V TRIGGER OUT REARFRONT L R MONITOR OUT CENTER SUB WOOFER REARFRONT L R 5.1 CH INPUT ANTENNA OUTPUT CAUTION RISK OF ELECTRIC SHOC

4、K DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUENE PAS OUVRIR WARNING:SHOCK HAZARD DO NOT OPEN WARNING:TO REDUCE THE RISK OF FIRE OR ELECTICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. Manufactured under license from Digital Theater System, Inc. US Pat. No. 5,451,242 and other world-wide

5、 patents, issues and pending. DTS, DTS Digital surround, are trademarks of Digital Theater System, Inc. Copyright 1996 Digital Theater System, Inc. All rights reserved. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not c

6、ause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 21 Y CR CB COMPONENT VIDEO INMONITOR OUT POWER SURROUND SOUND RECEIVER RSX-972 12345 67890MEMORYDIRECT BANDTUNING MONO BASS TREBLE VOLUME CDTUNERTAPE 1 VID

7、EO1 VIDEO2 VIDEO3 VIDEO4 VIDEO5 2CH 3 STEREO PRO LOGICDSP 5.1CH INPUT DYNAMIC RANGERECZONE Manufactured under license from Dolby Laboratories Licensing Corporation. Dolby, Pro Logic and the double-D symbol are trademarks of Dolby Laboraties Licensing Corporation. Confidential unpublished works 1992-

8、1997 Dolby Laboraties, Inc. All rights reserved. SPEAKERS FRONT R REAR L R CENTER AM LOOP SURROUND SOUND RECEIVER MODEL NO. RSX-972 POWER CONSUMPTION: 300 WATTS RSX-972 L IN1 2 SPEAKER IMPEDANCE 8 OHMS MINIMUM COAXIAL OPTICAL O S D 21 345.1ch MEMORY MODE AUTO DSPdts TUNEDPTYTPEONRTPRESETRDS D.RANGED

9、IGITAL TAST 3StereoPro Logic Appearance RadioFans.CN 收音机爱 好者资料库 2 RadioFans.CN 收音机爱 好者资料库 3 Disassembly Diagram 4 DISASSEMBLY PARTS LIST 18645000211KNOB ROTARY, AL A6063S-T5552408218001OPTO JACK RX-8A 28543000211KNOB MAIN, AL A6063S-T5564438100530JACK RCA 3P(B) 38602000611FRONT PANEL, AL A6063S-T557

10、4438100920JACK RCA 2P(B,B WOOFER) 48545000511BEZEL RING(47F), ABS RED SPRAY584408101010SPEAKER TERMINAL 4P 58523000210CAP SIDE, ABS BLACK594408101110SPEAKER TERMINAL 2P 8555000510604438101220JACK RCA 9P(GR,BL,R) (019 C-4525A00T)614438300210JACK MINIATURE 2P(3.5mm) BLACK 8543000510624438100120JACK RC

11、A 2P(W,R) (012 TB3-18A00)634408000320TERMINAL ANT(GND),SC0210586N 88555000411WINDOW DISPLAY. ACRYL 5.0t646102000611CH.BACK,SECC1.0t 854500011065436302200047ASSY INLET (012 RV4-09A00)662028416122TR NPN 2SC3519A W/ACC 8545000710672008622110TR NPN 2SC4137 FOR BIAS (019 C-4525A00T)682028116108TR PNP2SA1

12、386A W/ACC 6555600110692381851712LED RED1X5 (034SEL 1124R) (019 4TR-1988A#2) 6305000110 (019 4TTL-15) 136725000110FELT VR(TONE)F20 146725000120FELT VR(TONE)F52 156122200110CH FRONT, SECC1t 168535000310FILTER FL ,ACRYL1.0t WINE 174628000110POWER SWITCH, TV-5 184658000210SW TACT SKHVBHD010S18109430083

13、SCREW #B BTT 3X8B 192408000190REMOCON SENSOR SBX3010-52BS28129430083SCREW #2FTC 3X8B 206515000110HOLDER FIP, ABS BLACKS38159430061SCREW #B WPTT 3X6Y 212328000302FIP SVR08LM02S48069130064SCREW #WPMS 3X6NI 223218000410VR ENCODER WITH DETENT EC16B2420431S58159440083SCREW #WSAM 4X8B 233218000310VR ENCOD

14、ER WITHOUT DETENT,EC16B243040HS68179430121SCREW HEAT SINK 246133100110FOOT, ABS BLACKS78199430103SCREW G.N.D 256715000110BUMPONS88159430181SCREW #B WPTT 3X18Y 266121600120MAIN CHASSIS, SECC1.2t 276515000210SPACER PCB, ABS BLACK 286505000120BKT H/SINK(M3 TAP), SECC1.0t 296528000210CLAMP WIRE 30650500

15、0310BKT PCB,SECC 1.0t 317502000110POWER HEAT SINK, AL A6063S-T59007000710INSTRUCTION MANUAL FOR RSX972 326505000110BKT H/SINK, SECC1.0t2608207360AM ANT LOOP 33436102102031ASSY POSISTOR4348000110FM ANT 347505000610H/SINK SPRING9087000010WARRANTY CARD 356122000110TOP COVER, VCM 0.95t4428400110MATCHING

16、 TRANS 366715000210SPONGE, 260X20X1t9705000110POLY BAG 376122600120FRAME T/F, SECC 1.0t9057000010FUSE LABEL 382828000107T/F MAIN9057000020GRAPHIC LABEL 396715000310SPONGE, 50X40X5t9722000110CUSHION POLY 402828000097T/F STANDBY 9605000115BOX CARTON(INNER) 416535000310STUD SPACER(H:35mm),MBsBE19625000

17、115BOX CARTON(OUT) 426535000110STUD SUPPORT(H:35mm),MBsBE19715000110FILM SOFT PE (BAG TYPE) 436535000120STUD SUPPORT(H:45mm),MBsBE19057000110LABEL UL(30X27 ) 447505000410BRIDGE DIODE H/SINK9057000210LABEL 120V60Hz 457505000310H/SINK REG TR(46X12X30), AL9057000220LABEL 230V50H z (CE) 467505000330H/SI

18、NK REG TR(46X12X60), AL 476715000520SPONGE PCB BTM, 70X30X12t 486715000810SPONGE, 10X5X3t 494438100520JACK RCA 3P(Y), VIDEO 504438100320JACK RCA 6P(WWW,RRR) 514438100220JACK RCA 4P(W,R) 524438500210JACK RCA 3P, S-VHS 534438100730JACK RCA 1P (B) 542408008001OPTO JACK TOTX178A PARTS NO.DESCRIPTIONNO.P

19、ARTS NO.DESCRIPTIONNO. 6WINDOW SENSOR ,ACRYL WINE 7BUTTON 16KEY, ABS BLACK SCREW PACKING & LABELS 9BUTTON F14, ABS BLACK 12BTN CONNECTOR PUSH, ABS BLACK BUTTON POWER RING, ABS BLACK10 11SPRING BTN,SUS 5 AM Tuner Sensitivity 500 uV/mm Signal to Noise Ratio 40 dBf Output level 500 mV Antenna Input Loo

20、p Antenna General Power Consumption: 850 watts Power Requirements (AC) 115 volts, 60Hz (USA) 230 volts, 50Hz (CE) Weight 15 Kg/33 lb. Dimensions (W x H x D) 445 x 160 x 400 mm 171/2 x 61/4 x 153/4 All specifications are accurate at the time of printing. Specifications Audio Continuous Amplifier Powe

21、r (all channels driven) 75 watts/ch (20-20k Hz, 0.09% THD, 8 ohms) 100 watts/ch (1kHz, 1.0% THD, 8 ohms, DIN) Total Harmonic Distortion 0.09% Intermodulation Distortion (60 Hz:7kHz) 98.1MHz search , Low Freq. - 98.1MHz search) 16 AM Section * Necessary measurement equipment : AM Signal Generator, Au

22、dio Signal Analyzer, Dummy Load, Oscilloscope, Digital Volt Meter (DVM) (A) VT adjust AM Signal Generator Setting 1. Adjust AM Frequency of RSX-972 to 522KHz. (or 520KHz) 2. Connect (-) terminal of DVM with GND ( or chassis ) and connect (+) terminal with Jumper J3 ( VT CHECK ) and mesaure voltage.

23、( 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 adjust AM Signal Generator Setting - Modulation : 30%- Audio Frequency : 400Hz- Output Level : 100dB - R

24、adio Frequency : 603KHz (or 600KHz ) RSX-972 Setting - AM Frequency : 603KHz/1404KHz/999KHz (or 600KHz/1400KHz/1000KHz) 1. Turn AM Signal Generator Modulation ON 2. Adjust RSX-972 AM Freq. to 603KHz (or 600KHz) and measure output level with Audio Signal analyzer. 3. Adjust output level to maximum po

25、int with T01 ( AM-ANT ). 4. Adjust AM Signal Generator & RSX-972 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

26、& RSX-972 AM Frequency to 999KHz (or 1000KHz) and measure output level. 8. Adjust level to maximum position with T03 (AM-IFT). (C) TUNED Level adjust AM Signal Generator Setting - Modulation : 30%- Audio Frequency : 400Hz- Radio Frequency : 999KHz (or 1000KHZ) - Output Level : 84dB RSX-972 Setting -

27、 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 again 3. Confirm if TUNED t

28、urns OFF when decreasing the output level of AM Signal Generator slowly from 84dB to 80dB. 4. Push RSX-972 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. -

29、999KHz(or 1000KHz) search 17 RSX972 Conversion FOR 01 VERSION (USA) - INSERT FOLLOWING PARTS 115V JUMPER 3POINT(435502042147) F901 FUSE (7A/250V) F902 FUSE (315mA/250V) USA/TAIWAN FOR 24 VERSION (EUROPE) - INSERT FOLLOWING PARTS 230V JUMPER 2POINT (435502042147) F901FUSE (T4A/250V) F902FUSE (T250mAL

30、/250V) EUROPE/AUSTRALIA/CHINA 10KH H H H9KHz z z z 200KH H H H50KH H H H VERSION SELECTOR 10KH H H H 200KH H H H 9KHz z z z 50KH H H H VERSION SELECTOR H551 CPU USA EUROPE/AUSTRALIA/CHI FM : 200KHz / STEPSTEPSTEPSTEP AM : 10KHz / FM : 50KHz / AM : 9KHz / DIGITAL JLU100 JLE100 JRE100 JRU100 JLU100 JL

31、E100 JRE100 JRU100 JLU100 JLE100 JRE100 JRU100 TUNER FRONT-END ANT-TERMINAL 230 V FIL901 T901 R901 115 V 115 V 230 V 115 V 18 Case Outlines KBPC2504W 2SA1386A 2SC3519A KIA7905 KIA7915 KIA7906 KIA7805 KIA7815 KIA7806 2SA1859A 2SC4883A 2SA1360 2SC3423 2SC4137 DTC323 DTC107 DTA107 KTA1268 KTA1271 BTKA1

32、266 KTC3198 KTC3200 KTC3203 NJM5532FPC817NJM5532D KS5520TSH94INNJU7311A BA033 74HCT125 74HCU04 74VHC15774VHC574LM7001 BU1920F AK5351VF AK4324VF AK4110VFTC9154FTC9184APLA3401LA1266 CXP81960-573Q CXP82832-309Q CS4926AT27020 (PROM)TC9459N TC9163AN NJU7312AL 19 Meno 20 FRONT LSURROUND LCENTERSURROUND RF

33、RONT R Amplifier Circuit Locations for RSX972 PCB Assembly 4002000200 4002002710 TOP VIEWBOTTOM VIEW 4002002700 21 PCB Assembly 4002002800 TOP SIDEBOTTOM SIDE 22 Stand-By Memory Cap 0.1F, 5.5 Volts PCB Assembly 4002002500 23 PCB Assembly 4002002460 4002002400 4002002420 4002002410 400200243040020024

34、404002002450 24 4002002620 4002002610 4002002600 4002002300 TOP SIDE BOTTOM SIDE PCB Assembly 25 Block Diagram 26 4002000200Power Amplifier Boar 27 Schematic Diagram 4002002800 (1/2) Digital Board 3K3 3K3 28 SCHMATIC DIAGRAM (Revised) 4002002800 (2/2) Digital Board Note: RED marked for increase Outp

35、ut level Delete Delete 1K8 820 1K8 1K8 29 SCHMATIC DIAGRAM 4002002410 KEY Board 4002002400 Control Board 4002002420 Power SW 4002002460 S-Video Board 30 SCHEMATIC DIAGRAM 4002002500 (1/2) Main Board 31 SCHEMATIC DIAGRAM 4002002500 Power Supply 4002002500 Zone 2 4002002500 (1/2) Main Board 4002002500 Composite Video & OSD 32 SCHEMATIC DIAGRAM 4002002620 Terminal Board Component Video 4002002600 Speaker Board 4002002610 Center Speaker Board 4002002710 Capacitor Board 4002002700 Standby Board Standby Trans 33 SCHEMATIC DIAGRAM 4002002300 Tuner Board 34