Yamaha-AVRS80-avr-sm(1) 维修电路原理图.pdf

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1、The AVX-S80 is composed of the AVR-S80 and the NX-SW80.AVX-S80AVR-S80NX-SW80構成。100811P.O.Box 1, Hamamatsu, JapanI CONTENTSTO SERVICE PERSONNEL . 2SYSTEM COMPOSITION / 構成 . 3FRONT PANELS. 34REMOTE CONTROL PANELS. 5REAR PANELS . 57SPECIFICATIONS. 89INTERNAL VIEW . 10AVR-S80 DISASSEMBLY PROCEDURE /AVR-

2、S80 分解手順 . 1113SW-S80 DISASSEMBLY PROCEDURE /SW-S80 分解手順 . 1415DSP SELF DIAGNOSIS FUNCTION (DIAG) /DSP自己診断機能（） . 1633DISPLAY DATA . 3435IC DATA . 3641BLOCK DIAGRAM. 4245PRINTED CIRCUIT BOARD . 4653PIN CONNECTION DIAGRAM . 54SCHEMATIC DIAGRAM . 5560PARTS LIST. 6182REMOTE CONTROL. 8384Parts List for C

3、arbon Resistors . 85SERVICE MANUALHOME THEATER SYSTEMAVR-S80/NX-SW80AVR-S80/NX-SW80IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.It has been assumed that basic service procedures inherent to the industry, and more specifically YA

4、MAHA Products, are alreadyknown and understood by the users, and have therefore not been restated.WARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personalinjury, destruction of expensive components, and failure of the product to perform a

5、s specified. For these reasons,we advise all YAMAHA product owners that any service required should be performed by an authorizedYAMAHA Retailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual or firm does not constitute authorization, cert

6、ification orrecognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, andservice departments of YAMAHA are continually str

7、iving to improve YAMAHA products. Modifications are, therefore, inevitableand specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, pleasecontact the distributors Service Division.WARNING:Static discharges can destroy expensive compone

8、nts. Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.RadioFans.C

9、N 收音机爱 好者资料库AVR-S80/NX-SW802AVR-S80/NX-SW80WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLEWARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (whereapplicable) components m

10、ay also contain traces of chemicals found by the California Health and Welfare Agency (andpossibly other entities) to cause cancer and/or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA-SON WHATSOEVER!Avoid prolonged

11、, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or exposeeyes to solder/flux vapor!If you come in contact with solder or components located inside the enclosure of this product, wash your hands beforehandling food.I TO SERVICE PERSONNEL1. Critical Compo

12、nents InformationComponents having special characteristics are marked sand must be replaced with parts having specifications equalto those originally installed.2. Leakage Current Measurement (For 120V Models Only)When service has been completed, it is imperative to verifythat all exposed conductive

13、surfaces are properly insulatedfrom supply circuits.GMeter impedance should be equivalent to 1500 ohm shuntedby 0.15F.“CAUTION”“F401: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 6.3A, 250VFUSE.”CAUTIONF401: REPLACE WITH SAME TYPE 6.3A, 250V FUSE.ATTENTIONF401: UTILISER

14、 UN FUSIBLE DE RECHANGE DE MEME TYPE DE 6.3A, 250V.GLeakage current must not exceed 0.5mA.GBe sure to test for leakage with the AC plug in both polarities.THE DVD AUDIO/VIDEO RECEIVER SHOULD NOT BE ADJUSTED OR REPAIRED BY ANYONE EXCEPT PROPERLYQUALIFIED SERVICE PERSONNEL.RadioFans.CN 收音机爱 好者资料库AVR-S

15、80/NX-SW803AVR-S80/NX-SW80I FRONT PANELSAVR-S80 (U, C, A, R, T, K models)AVR-S80 (B, G models)Subwoofer SW-S80Satellite Speaker NX-S80SCenter Speaker NX-S80CHOME THEATER SYSTEM AVR-S80The NX-SW80 is composed of the SW-S80, the NX-S80C and NX-S80S.I SYSTEM COMPOSITION / 構成The AVX-S80 is composed of t

16、he AVR-S80 and the NX-SW80.Satellite Speaker NX-S80SSatellite Speaker NX-S80SSatellite Speaker NX-S80SAVR-S80/NX-SW804AVR-S80/NX-SW80Subwoofer SW-S80Satellite Speaker NX-S80SCenter Speaker NX-S80CAVR-S80 (J model)AVR-S80/NX-SW805AVR-S80/NX-SW80I REMOTE CONTROL PANELSU, C, A, R, T, K, J modelsB, G mo

17、delsI REAR PANELSAVR-S80 (U, C, A, B, G models)AVR-S80 (R, T, K models)AVR-S80 (J model)AVR-S80/NX-SW806AVR-S80/NX-SW80Subwoofer SW-S80 (U, C models)Subwoofer SW-S80 (A model)Subwoofer SW-S80 (B, G models)Subwoofer SW-S80 (R model)Subwoofer SW-S80 (T model)Subwoofer SW-S80 (K model)AVR-S80/NX-SW807A

18、VR-S80/NX-SW80Satellite Speaker NX-S80SCenter Speaker NX-S80CSubwoofer SW-S80 (J model)AVR-S80/NX-SW808AVR-S80/NX-SW80I SPECIFICATIONS / 参考仕様I AVR-S80G Audio Section / 部Input Sensitivity / Input Impedance (入力感度/入力)DVD, VCR, VIDEO1, VIDEO2 . 200 mV / 47 k-ohmsMaximum Input Signal Level / 最大許容入力DVD, V

19、CR, VIDEO1, VIDEO2 (1kHz, 0.5% THD) . 2.2VOutput Level / Output Impedance (出力電圧/出力) (1kHz 200mV INPUT, Subwoofer 50Hz)6CH PREOUT (FRONTL/R) . 1V / 1.7 k-ohms6CH PREOUT (CENTER, REAR L/R) . 1V / 2.7 k-ohms6CH PREOUT (SUB WOOFER). 4V / 2.7 k-ohmsHEADPHONE . 165mV / 100 ohmsFrequency Response / 周波数特性 (

20、FRONT L/R, 20 Hz to 88 kHz)6CH PRE OUT . +0/-3.0dBSignal to Noise Ratio / 信号対雑音比 (IHF-A network) (EFFECT: STEREO, Input shorted 250mV, PREOUT)DVD, VCR, VIDEO1, VIDEO2 .95dB or more (EFFECT: STEREO, Input shorted 250mV, Speaker OUT)DVD, VCR, VIDEO1, VIDEO2 .95dB or moreG Video Section / 部Video Signal

21、 Type / 信号方式.NTSC or PALVideo Signal Level / 信号. 1 Vp-p / 75 ohmsMaximum Input Level / 最大許容入力. 1.5 Vp-pSignal to Noise Ratio / 信号対雑音比MONITOR OUT.50 dB or moreFrequency Response / 周波数帯域MONITOR OUT.5 Hz to 10 MHz, 0/-3 dBG Tuner Section / 部FM Tuning Range / FM受信周波数範囲U, C models . 87.5 to 107.9 MHzA, B

22、, G, R, T, K models .87.50 to 108.00 MHzJ model. 76.0 to 90.0 MHzFM Usable Sensitivity / FM実用感度 (MONO)U, C, R, T, K, J models . 1.5 V (14.8 dBf)A, B, G models . 1.8 VAM Tuning Range / AM受信周波数範囲U, C models . 530 to 1,710 kHzA, B, G, J models . 531 to 1,611 kHzR, T, K models . 530 to 1,710 / 531 to 1,

23、611 kHzG General / 総合Power Supply / 電源電圧U, C models .AC 120 V, 60 HzA model .AC 240 V, 50 HzB, G models .AC 230 V, 50 HzR, T, K models .AC 110120/220240 V, 50/60 HzJ model. AC 100V, 50/60 HzPower Consumption / 消費電力U, C, A, B, G, R, T, K models . 20WJ model. 18WStandby Power Consumption (reference da

24、ta) / 待機電力(参考値)U, C, A, B, G, J models. 0.4 WR, T, K models . 0.5 WDimensions / 寸法 (W x H x D). 435 x 67 x 265 mm (17-1/8 x 2-5/8 x 10-7/16)Weight / 重量. 4.0 kg (8 lbs. 13 oz.)Accessories / 付属品Remote Control, Batteries (Manganese Dry), Indoor FM Antenna,AM Loop Antenna, Optical Cable, Video Pin Cable

25、I NX-SW80G Amplifier Section / 部Output Power / 定格出力FRONT L/R (6 ohms, 1kHz, 0.9% THD) .33W + 33WCENTER (6 ohms, 1kHz, 0.9% THD). 33WREAR L/R (6 ohms, 1kHz, 0.9% THD).33W + 33WSUB WOOFER (5 ohms, 100 Hz, 0.9% THD) . 40WMinimum RMS Output Power / 定格出力 (U, C models only)FRONT L/R (6 ohms, 20Hz to 20 kH

26、z, 0.9% THD) .25W + 25WCENTER (6 ohms, 20Hz to 20 kHz, 0.9% THD) . 25WREAR L/R (6 ohms, 20Hz to 20 kHz, 0.9% THD) .25W + 25WMaximum Power / 実用最大出力 (EIAJ)FRONT L/R (6 ohms, 1kHz, 10% THD) .40W + 40WCENTER (6 ohms, 1kHz, 10% THD). 40WREAR L/R (6 ohms, 1kHz, 10% THD) .40W + 40WSUB WOOFER (5 ohms, 100 H

27、z, 10% THD) . 50WTotal Harmonic Distortion / 全高調波歪率 (1kHz, 20W)FRONT L/R .0.05% or lessSignal to Noise Ratio / 信号対雑音比 (IHF-A network)FRONT L/R (Input shorted) .95 dB or moreG Speaker Section / 部Type / 型式 (Magnetic -Shielding Type)SW-S80 . Advanced Yamaha Active Servo TechnologyNX-S80C . Acoustic sus

28、pensionNX-S80S . Acoustic suspensionDrivers / SW-S80 . 16cm Cone WooferNX-S80C . 5cm Full Range Cone x 2NX-S80S . 5cm Full Range Cone x 2Impedance / SW-S80 . 5 ohmsNX-S80C . 6 ohmsNX-S80S . 6 ohmsNominal Input Power / 許容入力NX-S80C . 30WNX-S80S . 30WMaximum Input Power / 最大入力NX-S80C . 100WNX-S80S . 10

29、0WFrequency Range / 再生周波数帯域SW-S80 .30Hz to 200HzNX-S80C .75Hz to 30 kHzNX-S80S .100Hz to 30 kHzSensitivity / 出力音圧 (1m, 2.83V)NX-S80C .86dB / 2.83V/mNX-S80S .86dB / 2.83V/mG General / 総合Power Supply / 電源電圧U, C models .AC 120 V, 60 HzA model .AC 240 V, 50 HzB, G models .AC 230 V, 50 HzR, T, K models .

30、AC 110120/220240 V, 50/60 HzJ model . AC 100V, 50/60 HzPower Consumption / 消費電力U, C, A, B, G, R, T, K models . 160WJ model . 120WStandby Power Consumption (reference data) / 待機電力(参考値). 0WDimensions / 寸法 (W x H x D)SW-S80 . 200 x 395 x 416 mm (7-7/8 x 15-9/16 x 16-3/8)NX-S80C . 300 x 72 x 110 mm (11-

31、13/16 x 2-13/16 x 4-5/16)NX-S80S . 72 x 164 x 111 mm (2-13/16 x 6-7/16 x 4-3/8)Weight / 重量 SW-S80 . 11.2 kg (24 lbs. 11 oz.) NX-S80C . 1.1 kg (2 lbs. 7 oz.) NX-S80S .0.9 kg (2 lbs.)Accessories / 付属品Speaker Cable (5m x 3, 15m x 2), System Control Cable (DIN 13pin 5m x1), Fastener Tape (2 pcs), Bracke

32、ts A (J model only: 2 pcs), Brackets B (4 pcs), Screw Set (J model: 2 pcs for A & 4 pcs for B,U/C/A/B/G/R/T/K model: 4 pcs for B), Non-Skid Pads (16 pcs)AVR-S80/NX-SW809AVR-S80/NX-SW80* Specifications are subject to change without notice due to productimprovements. 参考仕様外観予告変更。U . U.S.A. modelC . Can

33、adian modelA . Australian modelB . British modelG . European modelR . General modelT . Chinese modelK . Korean modelJ . Japanese modelDIMENSIONS / 寸法図 AVR-S8067(2-5/8)265 (10-7/16) 435 (17-1/8)Unit : mm (inch)単位: mm（） SW-S80395 (15-9/16) 200 (7-7/8)416 (16-3/8)Unit : mm (inch)単位: mm（） NX-S80S164 (6-

34、7/16) 72(2-13/16)111(4-3/8)Unit : mm (inch)単位: mm（） NX-S80C72(2-13/16) 300 (11-13/16)110(4-5/16)Unit : mm (inch)単位: mm（）Manufactured under license from Dolby Laboratories.“Dolby”, “Pro Logic” and the double-D symbol are trademarks ofDolby Laboratories.実施権基製造。、DOLBY、PRO LOGICD記号、商標。“DTS” and “DTS Dig

35、ital Surround” are registered trademarks ofDigital Theater Systems, Inc.DTS、DTS Digital登録商標。AAC商標。AVR-S80/NX-SW8010AVR-S80/NX-SW80123456781 MAIN (2) P.C.B.2 MAIN (1) P.C.B.3 SUB (3) P.C.B.4 DSP P.C.B.5 TUNER6 SUB (4) P.C.B.7 SUB (2) P.C.B.8 SUB (1) P.C.B.I INTERNAL VIEW AVR-S80 SW-S8012341 POWER AMP

36、 (3) P.C.B.2 POWER AMP (1) P.C.B.3 POWER AMP (4) P.C.B.4 POWER AMP (2) P.C.B.AVR-S80/NX-SW8011AVR-S80/NX-SW80earth (lead wire) （線）SUB (4) P.C.B. G500I AVR-S80 DISASSEMBLY PROCEDURE / AVR-S80分解手順 (Remove parts in the order as numbered.)Disconnect the power cord from the AC outlet.1. Removal of Top Co

37、vera. Remove 4 screws (1) and 5 screws (2). (Fig. 1)b. Slide the Top Cover rearward to remove it. (Fig. 1)2. Removal of Front Panel Unita. Remove 6 screws (3) and 1 screw (4). (Fig. 1)b. Remove CB5, CB500, CB501. (Fig. 1)c. Remove the Front Panel Unit. (Fig. 1)（番号順部品取外。）AC電源、電源抜。1. 外方a. 14本外、25本外。 （

38、Fig. 1）b. 後方、取外。（Fig. 1）2. 外方a. 36本外、41本外。 （Fig. 1）b. CB5、CB500、CB501外。 (Fig. 1)c. 取外。 （Fig. 1）Fig. 2P.C.B.場合 外 （） 接続。 SUB (4) P.C.B.G500間、線等接続。 （Fig. 2）When checking the P.C.B.:Reconnect all cables (connectors) that have beendisconnected.Using a lead wire or the like, connect G500 of SUB (4)P.C.B.

39、and the chassis for grounding. (Fig. 2)Fig. 14333112Top CoverFront Panel UnitCB501CB500CB5AVR-S80/NX-SW8012AVR-S80/NX-SW803. Removal of SUB (3) P.C.B.a. Remove 4 screws (5). (Fig. 3)b. Remove CN1, CB3, CB4, CB302. (Fig. 4)c. Remove the SUB (3) P.C.B. (Fig. 4)4. Removal of Tunera. Remove 3 screws (6)

40、. (Fig. 3)b. Remove the Tuner. (Fig. 4)5. Removal of DSP P.C.B.a. Remove CB2 and disconnect the flat cable from theCable / Holder. (Fig. 4)b. Remove 2 screws (7). (Fig. 3)c. Remove 2 screws (8) and then remove the Frame/DSP. (Fig. 4)d. Remove 2 screws (9). (Fig. 3)e. Remove 1 screw (0) and 2 screws

41、(A). (Fig. 4)f. Remove the DSP P.C.B. (Fig. 4)3. SUB (3) P.C.B.外方a. 54本外。 （Fig. 3）b. CN1、CB3、CB4、CB302外。 （Fig. 4）c. SUB （3） P.C.B.取外。 （Fig. 4）4. 外方a. 63本外。 （Fig. 3）b. 取外。 （Fig. 4）5. DSP P.C.B.外方a. CB2外、/外。 （Fig. 4）b. 72本外。 （Fig. 3）c. 82本外、/DSP取外。（Fig. 4）d. 92本外。 （Fig. 3）e. 01本、A2本外。 （Fig. 4）f. DSP P

42、.C.B.取外。 （Fig. 4）5C697BFFFFFig. 3Fig. 4TunerFrame / DSP/DSPCable / Holder/CushionDSP P.C.B. SUB (3) P.C.B. CB302A08CN1CB 3CB 4CB 2AVR-S80/NX-SW8013AVR-S80/NX-SW806. Removal of MAIN (1) P.C.B.a. Remove 4 screws (B) and 2 screws (C). (Fig. 3)b. Remove 2 screws (D) and 2 screws (E). (Fig. 5)c. Remove t

43、he MAIN (1) P.C.B. (Fig. 5)6. MAIN （1） P.C.B.外方a. B4本、C2本外。 （Fig. 3）b. D2本、E2本外。 （Fig. 5）c. MAIN （1） P.C.B.取外。 （Fig. 5）Fig. 5MAIN （1） P.C.B.動作近道a. 取外。 （Fig. 1）b. CB2外、外。 （Fig. 4）c. 72本、92本、F4本外。（Fig. 3）d. 82本外。 （Fig. 4）e. D2本、E2本外。 （Fig. 5）f. 取付状態、MAIN (1) P.C.B.取外。同時/DSP取外。g. 取付状態、MAIN (1) P.C.B.立。

44、 （Fig. 6）h. MAIN （1） P.C.B.DSP P.C.B.間、用延長接続。 （Fig. 6）35延長: MF135300 （300mm）i. MAIN （1） P.C.B.G1間、MAIN （1） P.C.B.G2間、間、線等接続。 （Fig. 6）Shortcut to MAIN (1) P.C.B. operation checka. Remove the top cover. (Fig. 1)b. Remove CB2 and disconnect the flat cable from theCable/Holder. (Fig. 4)c. Remove 2 screw

45、s (7), 2 screws (9) and 4 screws (F).(Fig. 3)d. Remove 2 screws (8). (Fig. 4)e. Remove 2 screws (D) and 2 screws (E). (Fig. 5)f. With the rear panel attached, remove the MAIN (1)P.C.B. At the same time, remove the Frame/DSP.g. With the rear panel attached, set the MAIN (1) P.C.B.upright. (Fig. 6)h.

46、Using a servicing extension cable, connect the MAIN(1) P.C.B and DSP P.C.B. (Fig. 6)Extension cable for pin No. 35: MF135300 (300 mm)i. Using lead wires or the like, connect between G1 of theMAIN (1) P.C.B. and chassis, between G2 of the MAIN(1) P.C.B. and chassis, and between the rear panel andchas

47、sis respectively. (Fig. 6)Fig. 6DEMAIN (1) P.C.B. MAIN (1) P.C.B.SUB (3) P.C.B.G2G1DSP P.C.B.Tunerearth (lead wire) （線）Extension Cable延長earth (lead wire) （線）Rear PanelAVR-S80/NX-SW8014AVR-S80/NX-SW80Front Grill AssemblyAssyI SW-S80 DISASSEMBLY PROCEDURE / SW-S80分解手順 (Remove parts in the order as num

48、bered.)Disconnect the power cord from the AC outlet.1. Removal of Grille Assemblya. Insert the tip of flat tip (-) screwdriver to the slot on thebottom.Push up the Grille Assembly by applying force to thescrewdriver. (Fig. 7)b. Keep pushing up the Grille Assembly gradually until itcan be removed. (F

49、ig. 7)*The Grille Assembly is fixed securely at 6 dowels.When removing it, use care not to cause a scratch orany damage to the main unit.When reinstalling it, apply quick-drying type bond to thedowels of the Grille Assembly and fit it in placesecurely. (If it is only pushed in, it will come off easi

50、ly.)2. Removal of Top Amplifier UnitRemove 14 screws (G) and then remove the AmplifierUnit. (Fig. 8)（番号順部品取外。）AC電源、電源抜。1. Assy外方a. 底側差込、Assy押上。 （Fig. 7）b. 徐上面押上、Assy取外。 （Fig. 7） Assy6箇所固定。取外際、本体傷付十分注意。取付時、Assy速乾塗差込、固定。 （Assy差込、簡単外。2. 外方G14本外、取外。（Fig. 8）Fig. 7Fig. 8GGGGAmplifier UnitAVR-S80/NX-SW8015