Yamaha-DSPZ7-avr-sm 维修电路原理图.pdf

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1、RX-Z7/DSP-Z71 0 111 6SERVICE MANUALIMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service personnelIt has been assumed that basic service procedures inherent to the industry, and more specifi cally YAMAHA Products, are already known and understood

2、by the users, and have therefore not been restatedWARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive components, and failure of the product to perform as specifi ed For these reasons, we advise all

3、YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representativeIMPORTANT: The presentation or sale of this manual to any individual or fi rm does not constitute authorization, certifi cation or recognition of any applicable

4、 technical capabilities, or establish a principle-agent relationship of any formThe data provided is believed to be accurate and applicable to the unit(s) indicated on the cover The research, engineering, and service departments of YAMAHA are continually striving to improve YAMAHA products Modificat

5、ions are, therefore, inevitable and specifi cations are subject to change without notice or obligation to retrofi t Should any discrepancy appear to exist, please contact the distributors Service DivisionWARNING: Static discharges can destroy expensive components Discharge any static electricity you

6、r 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 before you apply power to the unit CONTENTSTO SERVICE PERSONNEL .23FRONT PANELS .45REAR

7、 PANELS .610REMOTE CONTROL PANELS .11SPECIFICATIONS / 参考仕様 .1217INTERNAL VIEW .18DISASSEMBLY PROCEDURES / 分解手順 .1927UPDATING FIRMWARE / 書込 .2831SELF-DIAGNOSTIC FUNCTION / （自己診断機能） .3284AMP ADJUSTMENT / 部調整 .85DISPLAY DATA .8687IC DATA .88105PIN CONNECTION DIAGRAMS .106110BLOCK DIAGRAMS .111115PRINTE

8、D CIRCUIT BOARDS . 116147SCHEMATIC DIAGRAMS .149175REPLACEMENT PARTS LIST .177223REMOTE CONTROL .224227ADVANCED SETUP / 本機設定変更 .228234AV RECEIVER/AV AMPLIFIERanimate 08.11P.O.Box 1, Hamamatsu, JapanCopyright 2008 All rights reserved.This manual is copyrighted by YAMAHA and may not be copied orredist

9、ributed either in print or electronically without permission.RX-Z7/DSP-Z7RadioFans.CN 收音机爱 好者资料库2RX-Z7/DSP-Z7RX-Z7/DSP-Z7This product contains chemicals known to the State of California to cause cancer, or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC

10、 COMPONENTS IN YOUR MOUTH FOR ANY REASON 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 yo

11、ur hands before handling food.1. Critical Components InformationComponents having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed.2. Leakage Current Measurement (For 120V Models Only)When service has been completed, it is i

12、mperative to verify that all exposed conductive surfaces are properly insulated from supply circuits. Meter impedance should be equivalent to 1500 ohms shunted by 0.15 F.本機搭載基板付接合部無鉛付。無鉛種類、修理時下記無鉛使用推奨。 Sn+Ag+Cu（錫 + 銀 + 銅） Sn+Cu（錫 + 銅） Sn+Zn+Bi（錫 + 亜鉛 + ）注意：無鉛融点温度通常鉛入比 30 40程度高、 合使用。All of the P.C.B.

13、s installed in this unit and solder joints are soldered using the lead free solder.Among some types of lead free solder currently available, it is recommended to use one of the following types for the repair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc +

14、 bismuth)Caution:As the melting point temperature of the lead free solder is about 30C to 40C (50F to 70F) higher than that of the lead solder, be sure to use a soldering iron suitable to each solder. TO SERVICE PERSONNEL Leakage current must not exceed 0.5mA. Be sure to test for leakage with the AC

15、 plug in both polari-ties.WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLEWARNING: CHEMICAL CONTENT NOTICE!About lead free solder / 無鉛For U model“CAUTION”“F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 125V FUSE.”“F2: FOR CONTINUED PROTEC

16、TION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE.”For C modelCAUTIONF1: REPLACE WITH SAME TYPE 10A, 125V FUSE.F2: REPLACE WITH SAME TYPE 4A, 125V FUSE.ATTENTIONF1: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 10A, 125V.F2: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 4A, 125V

17、.RadioFans.CN 收音机爱 好者资料库3RX-Z7/DSP-Z7RX-Z7/DSP-Z7CAUTIONDanger of explosion if battery is incorrectly replaced.Replace only with the same or equivalent type.WARNING: Lithium batteries注意正電池交換爆発起。同一型名同等品以外電池絶対交換。WARNING: Lithium batteries are dangerous because they can be exploded by improper handling

18、. Observe the following precautions when handling or replacing lithium batteries. Leave lithium battery replacement to qualified service personnel. Always replace with batteries of the same type. When installing on the PC board by soldering, solder using the connection terminals provided on the batt

19、ery cells. Never solder directly to the cells. Perform the soldering as quickly as possible. Never reverse the battery polarities when installing. Do not short the batteries. Do not attempt to recharge these batteries. Do not disassemble the batteries. Never heat batteries or throw them into fire.AD

20、VARSEL!Lithiumbatteri Eksplosionsfare ved fejlagtig hndtering.Udskiftning m kun ske med batteri af samme fabrikat og type. Levr det brugte batteri tilbage til leverandren.VARNINGExplosionsfara vid felaktigt batteribyte. Anvnd samma batterityp eller an ekvivalent typ som rekommenderas av apparattillv

21、erkaren. Kassera anvnt batteri enligt fabrikan-tens instruktion.VAROITUSParisto voi rjht, jos se on virheellisesti asennettu.Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin. Hvit kytetty peristo valmistajan ohjeiden mu-kaisesti.4RX-Z7/DSP-Z7RX-Z7/DSP-Z7RX-Z7 (U, C models) FRONT PA

22、NELSRX-Z7 (A model)U modelC model5RX-Z7/DSP-Z7RX-Z7/DSP-Z7DSP-Z7 (R, T, K, B, G, E, L models)DSP-Z7 (J model)6RX-Z7/DSP-Z7RX-Z7/DSP-Z7RX-Z7 (U model) REAR PANELSRX-Z7 (C model)7RX-Z7/DSP-Z7RX-Z7/DSP-Z7RX-Z7 (A model)DSP-Z7 (R model)8RX-Z7/DSP-Z7RX-Z7/DSP-Z7DSP-Z7 (T model)DSP-Z7 (K model)9RX-Z7/DSP-

23、Z7RX-Z7/DSP-Z7DSP-Z7 (B model)DSP-Z7 (G, E models)10RX-Z7/DSP-Z7RX-Z7/DSP-Z7DSP-Z7 (L model)DSP-Z7 (J model)11RX-Z7/DSP-Z7RX-Z7/DSP-Z7 REMOTE CONTROL PANELSRAV36RAV389U, C modelsRAV391R, T, K, A, B, G, E, L modelsRAV390J model12RX-Z7/DSP-Z7RX-Z7/DSP-Z7 Audio Section / 部Minimum RMS Output Power (Powe

24、r Amp. Section) / 定格出力 ( 部 ) (20 Hz to 20 kHz)FRONT L/RU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 140 WJ model (0.06 % THD, 6 ohms) .140 W + 140 WCENTERU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 WJ model (0.06 % THD, 6 ohms) .140 WSURROUND L/RU, C, R, T, K,

25、A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 140 WJ model (0.06 % THD, 6 ohms) .140 W + 140 WSURROUND BACK L/RU, C, R, T, K, A, B, G, E, L models (0.04 % THD, 8 ohms) .140 W + 140 WJ model (0.06 % THD, 6 ohms) .140 W + 140 WMaximum Power / 実用最大出力 (JEITA, 1 kHz, 10 % THD) FRONT L/RR, T, K, L mo

26、dels (8 ohms) .185 W + 185 WJ model (6 ohms) .185 W + 185 WCENTERR, T, K, L models (8 ohms) .185 WJ model (6 ohms) .185 WSURROUND L/RR, T, K, L models (8 ohms) .185 W + 185 WJ model (6 ohms) .185 W + 185 WSURROUND BACK L/RR, T, K, L models (8 ohms) .185 W + 185 WJ model (6 ohms) .185 W + 185 WDynami

27、c Power Per Channel (IHF) FRONT L/R (8/6/4/2 ohms)U, C, R, T, K, A, L models .170/205/265/345 WMax. Power Per Channel (1 kHz, 0.7 % THD, 4 ohms)B, G, E modelsFRONT L/R .200 W + 200 WCENTER .200 WSURROUND L/R .200 W + 200 WSURROUND BACK L/R .200 W + 200 WDynamic Headroom U, C, R, T, K, A, L models8 o

28、hms .0.84 dBIEC Power (1 kHz, 0.04 % THD, 8 ohms) B, G, E modelsFRONT L/R .145 W + 145 WDamping Factor / (1 kHz, 8 ohms)FRONT L/R .150 or moreInput Sensitivity/Input Impedance / 入力感度入力(1 kHz, 100 W/8 ohms)PHONO (MM) . 3.5 mV / 47 k-ohmsCD, etc. . 200 mV / 47 k-ohmsMULTI CH INPUTFRONT L/R, CENTER, SU

29、RROUND L/R, SUBWOOFER . 200 mV / 47 k-ohmsMaximum Input Signal Level / 最大許容入力 PHONO (MM) (1 kHz, 0.1 % THD) .60 mV or moreCD, etc. (1 kHz, 0.5 % THD) .2.4 V or moreOutput Level/Output Impedance / 出力電圧出力REC OUT . 200 mV / 900 ohmsPRE OUT (FRONT L/R, CENTER, SURROUND L/R,SURROUND BACK L/R) . 1.0 V / 5

30、00 ohmsSUBWOOFER (20 Hz) . 1.0 V / 1.2 k-ohmsJ modelREAR PRESENCE . 1.0 V / 500 ohmsU, C, R, T, K, A, B, G, E, L modelsZONE 2 OUT . 1.0 V / 1.4 k-ohmsZONE 3 OUT . 1.0 V / 1.4 k-ohmsZONE 4 OUT . 1.0 V / 1.4 k-ohmsHeadphone Jack Rated Output/Impedance / 出力出力 (1 kHz, 40 mV, 8 ohms)CD, etc. . 150 mV / 1

31、00 ohmsFrequency Response / 周波数特性 (10 Hz to 100 kHz)CD, etc. to FRONT L/R (Pure direct) .+0/-3 dBRIAA Equalization Deviation / RIAA 偏差 (20 Hz to 20 kHz)PHONO (MM) . 0 0.5 dBTotal Harmonic Distortion / 全高調波歪率 (20 Hz to 20 kHz)PHONO (MM) to REC OUT (1 V) .0.02 % or lessCD, etc. to FRONT L/R SP OUT (70

32、 W, 8 ohms) .0.04 % or lessSignal to Noise Ratio / 信号対雑音比 (IHF-A network) PHONO (MM) (Input shorted) to SP OUT U, C, R, T, K, L models (5 mV) . 86 dB or moreA, B, G, E models (5 mV) . 81 dB or moreJ model (2.5 mV) . 80 dB or moreCD, etc. (Input shorted) to SP OUT 250 mV . 100 dB or moreResidual Nois

33、e / 残留 (IHF-A network) FRONT L/R SP OUT .150 V or lessChannel Separation / (1 kHz/10 kHz)PHONO (Input shorted) . 60 dB or more/55 dB or moreCD, etc. (Input 5.1 k-ohms shorted) . 60 dB or more/45 dB or moreTone Control Characteristics / 特性 BASSBoost/Cut .6 dB (50 Hz)Turnover frequency .350 HzTREBLEBo

34、ost/Cut .6 dB (20 kHz)Turnover frequency .3.5 kHzZONE2, ZONE3 Tone Control CharacteristicsU, C, R, T, K, A, B, G, E, L models BASSBoost/Cut .10 dB (100 Hz)Turnover frequency .450 HzTREBLEBoost/Cut .10 dB (10 kHz)Turnover frequency .2.0 kHzFilter Characteristics / 特性FRONT, CENTER, SURROUND, SURROUND

35、BACK small (H.P.F.) .fc=40/60/80/90/100/110/120/160/200 Hz, 12 dB/oct.SUBWOOFER (L.P.F.) .fc=40/60/80/90/100/110/120/160/200 Hz, 24 dB/oct. Video Section / 部Video Signal Type / 信号方式 Monitor out (Wall paper) / （壁紙）U, C, R, K, J models .NTSC/PALT, A, B, G, E, L models .PAL/NTSCVideo conversion / .NTSC

36、/PALZone out (Gray back)U, C, R, K models .NTSCT, A, B, G, E, L models .PALComposite Video Signal Level / 信号 .1 Vp-p / 75 ohmsS-Video Signal Level / S 信号 Y .1 Vp-p / 75 ohmsCNTSC .0.286 Vp-p / 75 ohmsPAL .0.3 Vp-p / 75 ohmsComponent Video Signal Level / 信号 Y .1 Vp-p / 75 ohmsPb/Pr .0.7 Vp-p / 75 ohm

37、sMaximum Input Level / 最大許容入力 VIDEO CONV. OFF .1.5 Vp-p or moreSignal to Noise Ratio / 信号対雑音比 VIDEO CONV. OFF . 60 dB or moreMonitor Out Frequency Response / 周波数帯域(VIDEO CONV. OFF) Component video signal .5 Hz to 100 MHz, 3 dBJ modelD5-video signal .5 Hz to 100 MHz, 3 dB SPECIFICATIONS / 参考仕様13RX-Z7

38、/DSP-Z7RX-Z7/DSP-Z7 FM Section U, C, A modelsTuning Range U, C models .87.5 to 107.9 MHzA model .87.50 to 108.00 MHz50dB Quieting Sensitivity (IHF)(1 kHz, 100 % MOD.)Mono .2.0 V (17.3 dBf)Stereo .25 V (39.2 dBf)Usable Sensitivity (IHF) Mono .1.0 V (11.2 dBf)Selectivity at 400 kHz .70 dBSignal to Noi

39、se Ratio (IHF) Mono .76 dBStereo .70 dBHarmonic Distortion (1 kHz) Mono .0.2 %Stereo .0.3 %Stereo Separation .42 dBFrequency Response (20 Hz to 15 kHz) .+0.5 / -2 dBAntenna Input . 75 ohms unbalanced AM Section U, C, A modelsTuning Range U, C models .530 to 1,710 kHzA model .531 to 1,611 kHzUsable S

40、ensitivity .300 V/mAntenna Input .Loop Antenna General / 総合Power Supply / 電源電圧 U, C models .AC 120 V, 60 HzR, L models .AC 110/120/220/230-240 V, 50/60 HzT model .AC 220 V, 50 HzK model .AC 220 V, 60 HzA model .AC 240 V, 50 HzB, G, E models .AC 230 V, 50 HzJ model .AC 100 V, 50/60 HzPower Consumptio

41、n / 消費電力 U, C models .500 W / 630 VAR, T, K, A, B, G, E, L models .500 WJ model .400 WStandby Power Consumption (reference data) / 待機時消費電力 ( 参考値 )Advanced setup wake on RS232C access: OFFU, C, T, K, A, B, G, E, L, J models .0.1 W or lessR model (AC 240 V / 50 Hz) .0.33 W or lessMaximum Power Consump

42、tion (6ch drive, 10 % THD) R model .1100 WAC Outlets / AC 2 switched outletsU, C models .100 W max. total / 0.8 A max. totalR model .50 W max. total / 0.2 A max. totalT, L models .50 W max. totalG, E models .100 W max. total / 0.4 A max. totalJ model .100 W max. total1 switched outletA model . 100 W

43、 max.B model .100 W max. / 0.4 A max.Dimensions (W x H x D) / 寸法（幅 高 奥行） .435 x 196 x 441 mm (17-1/8 x 7-3/4 x 17-3/8)Weight / 質量 U, C models . 18.4 kg (40 lbs. 9 oz.)R, T, K, A, B, G, E, L, J models . 19.6 kg (43 lbs. 3 oz.)Finish / 仕上 RX-Z7Black color .U, C, A modelsDSP-Z7Gold color . R, T, K, J m

44、odelsBlack color .R, T, K, B, G, E, L, J modelsTitanium color.R, G, E, L modelsAccessories / 付属品Remote control .x 1Simplified remote control .x 1Batteries (LR03, AAA, UM-4) .x 4Lithium battery (CR2025) .x 1Indoor FM antenna (1.4 m) (U, C, A models) .x 1AM loop antenna (1.2 m) (U model) .x 1(1.0 m) (

45、C, A models) .x 1Power cable (2 m) (U, C, R, T, K, A, B, G, E, J models) .x 1(L model) .x 2 Optimizer microphone (6 m) .x 1Ferrite core for AM loop antenna (U model) .x 1Binding tie for AM loop antenna (U model) .x 1* Specifications are subject to change without notice due to product improvements. 参

46、考仕様外観予告変更。U .U.S.A. model C .Canadian modelR .General model T.Chinese modelK .Korean model A .Australian modelB .British model G .European modelE .South European model L.Singapore modelJ .Japanese modelManufactured under license from Dolby Laboratories.Dolby, Pro Logic and the double-D symbol are tr

47、ademarks of Dolby Laboratories.実施権基製造。 、PRO LOGIC 、Surround EX D 記号 、 商標。“iPod” is a trademark of Apple Inc., registered in the U.S. and other countries.iPod 、米国他国登録 Apple Inc. 商標登録商標。MPEG Layer-3 audio coding technology licensed from Fraunhofer IIS and Thomson.MPEG Layer 3 音声圧縮技術 Fraunhofer IIS Tho

48、mson 供与。DTS is a registered trademark and the DTS logos, Symbol, DTS-HD and DTS-HD Master Audio are trademark of DTS, Inc.DTS DTS 社登録商標。、DTS 、記号、 DTS-HD、DTS-HD Master Audio DTS 社商標。14RX-Z7/DSP-Z7RX-Z7/DSP-Z7 DIMENSIONS / 寸法図Unit: mm (inch)単位 ： mm（）“HDMI”, the “HDMI” logo and “High-Definition Multime

49、dia Interface” are trademarks, or registered trademarks of HDMI Licensing LLC.HDMI、HDMI 、 High-Defi nition Multimedia Interface 、HDMI Licensing, LLC 商標登録商標。“x.v.Color” is a trademark of Sony Corporation.x.v.Color、株式会社商標。“SILENT CINEMA” is a trademark of Yamaha Corporation.TMSILENT CINEMATM株式会社登録商標。T

50、he XM name and related logos are registered trademarks of XM Satellite Radio Inc.This product is manufactured under license from Neural Audio Corporation and THX Ltd. YAMAHA CORPORATION hereby grants the user a non-exclusive, non-transferable, limited right of use to this product under U.S.A. and fo