Yamaha-AVRS80-avr-sm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。 100811 P.O.Box 1, Hamamatsu, Japan I CONTENTS TO SERVICE PERSONNEL . 2 SYSTEM COMPOSITION / 構成 . 3 FRONT PANELS. 34 REMOTE CONTROL PANELS. 5 REAR PANELS . 57 SPECIFICATIONS. 89 INTERNAL VIEW . 10 AVR-S80 DISASSEMBLY PRO

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

3、ROL. 8384 Parts List for Carbon Resistors . 85 SERVICE MANUAL HOME THEATER SYSTEM AVR-S80/NX-SW80 AVR-S80/NX-SW80 IMPORTANT NOTICE This 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 i

4、ndustry, and more specifically YAMAHA Products, are already known 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 personal injury, destruction of expensive components, and

5、 failure of the product to perform as specified. For these reasons, we advise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representative. IMPORTANT:The presentation or sale of this manual to any individual or firm

6、does not constitute authorization, certification or recognition 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, and service

7、 departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING:St

8、atic discharges can destroy expensive components. Discharge any static electricity your body may have accumulated 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

9、 before you apply power to the unit. RadioFans.CN 收音机爱 好者资料库 AVR-S80/NX-SW80 2 AVR-S80/NX-SW80 WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other elect

10、rical/electronic and/or plastic (where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC CO

11、MPONENTS IN YOUR MOUTH FOR ANY REA- SON WHATSOEVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash y

12、our hands before handling food. I TO SERVICE PERSONNEL 1. Critical Components Information Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. 2. Leakage Current Measurement (For 120V Models Only) When servi

13、ce has been completed, it is imperative to verify that all exposed conductive surfaces are properly insulated from supply circuits. GMeter impedance should be equivalent to 1500 ohm shunted by 0.15F. “CAUTION” “F401: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 6.3A, 25

14、0V FUSE.” CAUTION F401: REPLACE WITH SAME TYPE 6.3A, 250V FUSE. ATTENTION F401: UTILISER 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

15、 REPAIRED BY ANYONE EXCEPT PROPERLY QUALIFIED SERVICE PERSONNEL. RadioFans.CN 收音机爱 好者资料库 AVR-S80/NX-SW80 3 AVR-S80/NX-SW80 I FRONT PANELS AVR-S80 (U, C, A, R, T, K models) AVR-S80 (B, G models) Subwoofer SW-S80Satellite Speaker NX-S80SCenter Speaker NX-S80C HOME THEATER SYSTEM AVR-S80 The NX-SW80 is

16、 composed of the SW-S80, the NX-S80C and NX-S80S. I SYSTEM COMPOSITION / 構成 The AVX-S80 is composed of the AVR-S80 and the NX-SW80. Satellite Speaker NX-S80S Satellite Speaker NX-S80S Satellite Speaker NX-S80S AVR-S80/NX-SW80 4 AVR-S80/NX-SW80 Subwoofer SW-S80Satellite Speaker NX-S80S Center Speaker

17、 NX-S80C AVR-S80 (J model) AVR-S80/NX-SW80 5 AVR-S80/NX-SW80 I REMOTE CONTROL PANELS U, C, A, R, T, K, J modelsB, G models I REAR PANELS AVR-S80 (U, C, A, B, G models) AVR-S80 (R, T, K models) AVR-S80 (J model) AVR-S80/NX-SW80 6 AVR-S80/NX-SW80 Subwoofer SW-S80 (U, C models)Subwoofer SW-S80 (A model

18、)Subwoofer SW-S80 (B, G models) Subwoofer SW-S80 (R model)Subwoofer SW-S80 (T model)Subwoofer SW-S80 (K model) AVR-S80/NX-SW80 7 AVR-S80/NX-SW80 Satellite Speaker NX-S80S Center Speaker NX-S80C Subwoofer SW-S80 (J model) AVR-S80/NX-SW80 8 AVR-S80/NX-SW80 I SPECIFICATIONS / 参考仕様 I AVR-S80 G Audio Sec

19、tion / 部 Input Sensitivity / Input Impedance (入力感度/入力) DVD, VCR, VIDEO1, VIDEO2 . 200 mV / 47 k-ohms Maximum Input Signal Level / 最大許容入力 DVD, VCR, VIDEO1, VIDEO2 (1kHz, 0.5% THD) . 2.2V Output Level / Output Impedance (出力電圧/出力) (1kHz 200mV INPUT, Subwoofer 50Hz) 6CH PREOUT (FRONTL/R) . 1V / 1.7 k-oh

20、ms 6CH PREOUT (CENTER, REAR L/R) . 1V / 2.7 k-ohms 6CH PREOUT (SUB WOOFER). 4V / 2.7 k-ohms HEADPHONE . 165mV / 100 ohms Frequency Response / 周波数特性 (FRONT L/R, 20 Hz to 88 kHz) 6CH PRE OUT . +0/-3.0dB Signal to Noise Ratio / 信号対雑音比 (IHF-A network) (EFFECT: STEREO, Input shorted 250mV, PREOUT) DVD, V

21、CR, VIDEO1, VIDEO2 .95dB or more (EFFECT: STEREO, Input shorted 250mV, Speaker OUT) DVD, VCR, VIDEO1, VIDEO2 .95dB or more G Video Section / 部 Video Signal Type / 信号方式 .NTSC or PAL Video Signal Level / 信号 . 1 Vp-p / 75 ohms Maximum Input Level / 最大許容入力 . 1.5 Vp-p Signal to Noise Ratio / 信号対雑音比 MONIT

22、OR OUT.50 dB or more Frequency Response / 周波数帯域 MONITOR OUT.5 Hz to 10 MHz, 0/-3 dB G Tuner Section / 部 FM Tuning Range / FM受信周波数範囲 U, C models . 87.5 to 107.9 MHz A, B, G, R, T, K models .87.50 to 108.00 MHz J model. 76.0 to 90.0 MHz FM Usable Sensitivity / FM実用感度 (MONO) U, C, R, T, K, J models . 1

23、.5 V (14.8 dBf) A, B, G models . 1.8 V AM Tuning Range / AM受信周波数範囲 U, C models . 530 to 1,710 kHz A, B, G, J models . 531 to 1,611 kHz R, T, K models . 530 to 1,710 / 531 to 1,611 kHz G General / 総合 Power Supply / 電源電圧 U, C models .AC 120 V, 60 Hz A model .AC 240 V, 50 Hz B, G models .AC 230 V, 50 H

24、z R, T, K models .AC 110120/220240 V, 50/60 Hz J model. AC 100V, 50/60 Hz Power Consumption / 消費電力 U, C, A, B, G, R, T, K models . 20W J model. 18W Standby Power Consumption (reference data) / 待機電力(参考値) U, C, A, B, G, J models. 0.4 W R, T, K models . 0.5 W Dimensions / 寸法 (W x H x D) . 435 x 67 x 26

25、5 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 I NX-SW80 G Amplifier Section / 部 Output Power / 定格出力 FRONT L/R (6 ohms, 1kHz, 0.9% THD) .33W + 33W CEN

26、TER (6 ohms, 1kHz, 0.9% THD). 33W REAR L/R (6 ohms, 1kHz, 0.9% THD).33W + 33W SUB WOOFER (5 ohms, 100 Hz, 0.9% THD) . 40W Minimum RMS Output Power / 定格出力 (U, C models only) FRONT L/R (6 ohms, 20Hz to 20 kHz, 0.9% THD) .25W + 25W CENTER (6 ohms, 20Hz to 20 kHz, 0.9% THD) . 25W REAR L/R (6 ohms, 20Hz

27、to 20 kHz, 0.9% THD) .25W + 25W Maximum Power / 実用最大出力 (EIAJ) FRONT L/R (6 ohms, 1kHz, 10% THD) .40W + 40W CENTER (6 ohms, 1kHz, 10% THD). 40W REAR L/R (6 ohms, 1kHz, 10% THD) .40W + 40W SUB WOOFER (5 ohms, 100 Hz, 10% THD) . 50W Total Harmonic Distortion / 全高調波歪率 (1kHz, 20W) FRONT L/R .0.05% or les

28、s Signal to Noise Ratio / 信号対雑音比 (IHF-A network) FRONT L/R (Input shorted) .95 dB or more G Speaker Section / 部 Type / 型式 (Magnetic -Shielding Type) SW-S80 . Advanced Yamaha Active Servo Technology NX-S80C . Acoustic suspension NX-S80S . Acoustic suspension Drivers / SW-S80 . 16cm Cone Woofer NX-S80

29、C . 5cm Full Range Cone x 2 NX-S80S . 5cm Full Range Cone x 2 Impedance / SW-S80 . 5 ohms NX-S80C . 6 ohms NX-S80S . 6 ohms Nominal Input Power / 許容入力 NX-S80C . 30W NX-S80S . 30W Maximum Input Power / 最大入力 NX-S80C . 100W NX-S80S . 100W Frequency Range / 再生周波数帯域 SW-S80 .30Hz to 200Hz NX-S80C .75Hz to

30、 30 kHz NX-S80S .100Hz to 30 kHz Sensitivity / 出力音圧 (1m, 2.83V) NX-S80C .86dB / 2.83V/m NX-S80S .86dB / 2.83V/m G General / 総合 Power Supply / 電源電圧 U, C models .AC 120 V, 60 Hz A model .AC 240 V, 50 Hz B, G models .AC 230 V, 50 Hz R, T, K models .AC 110120/220240 V, 50/60 Hz J model . AC 100V, 50/60

31、Hz Power Consumption / 消費電力 U, C, A, B, G, R, T, K models . 160W J model . 120W Standby Power Consumption (reference data) / 待機電力(参考値) . 0W Dimensions / 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 (11-13/16 x 2-13/16 x 4-5/16) NX-S80S . 72 x 164

32、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 13 pin 5m x1), Fastener Tape (2 pcs), Brackets A (J model only: 2 pcs ), Brackets B

33、(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-SW80 9 AVR-S80/NX-SW80 * Specifications are subject to change without notice due to product improvements. 参考仕様外観予告変更。 U . U.S.A. modelC . Canadian model A . Australian model

34、B . British model G . European modelR . General model T . Chinese modelK . Korean model J . Japanese model DIMENSIONS / 寸法図 AVR-S80 67 (2-5/8) 265 (10-7/16) 435 (17-1/8) Unit : mm (inch) 単位: mm（） SW-S80 395 (15-9/16) 200 (7-7/8)416 (16-3/8) Unit : mm (inch) 単位: mm（） NX-S80S 164 (6-7/16) 72 (2-13/16) 111 (4-3/8) Unit : mm (inch) 単位: mm（） NX-S80C 72 (2-13/16) 300 (11-13/16)110 (4-5/16) Unit : mm (inch) 単位: mm（） Manufactured under license from Dolby Laboratories. “D