Yamaha-DSPAZ-1-Service-Manual电路原理图.pdf

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1、SERVICE MANUAL AV RECEIVER/AV AMPLIFIER RX-Z1/DSP-AZ1 100798 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 industry, and more specifically YAMAHA Products, are a

2、lready 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 failure of the product to perform as specified. For

3、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 does not constitute authorization, certification or r

4、ecognition 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 departments of YAMAHA are continually striving to im

5、prove 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:Static discharges can destroy expensive components. Dis

6、charge 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 before you apply power to the unit. P.O.Box 1, Hamam

7、atsu, Japan I CONTENTS TO SERVICE PERSONNEL . 1 IMPEDANCE SELECTOR . 1 FRONT PANELS. 2 REAR PANELS . 24 REMOTE CONTROL. 5 SPECIFICATIONS. 69 INTERNAL VIEW . 10 DISASSEMBLY PROCEDURES / 分解手順 . 1113 SELF DIAGNOSIS FUNCTION (DIAG) / 自己診断機能（）. 1442 AMP ADJUSTMENT / 調整. 43 DISPLAY DATA . 4445 IC DATA . 4

8、665 BLOCK DIAGRAM. 6669 PRINTED CIRCUIT BOARD . 7099 PIN CONNECTION DIAGRAM . 100101 SCHEMATIC DIAGRAM . 102111 PARTS LIST. 112173 REMOTE CONTROL. 174177 UPDATING FIRMWARE / 更新方法. 178184 RX-Z1/DSP-AZ1 DSP-AX1UG、併記。 . 4 P.C.B. ASSY .7077 回路図.102104 部品表.113139 更新 .178184 供給書込 、 修理交換場合、 書込必要。 （詳細 更新方 法

9、 参照。） Please note that no program is written into the microprocessor supplied for servicing. Therefore, it is necessary to write the program when the microprocessor is replaced. (For the details, refer to UPDATING FIRMWARE.) For the details of RAV2000Z1 (U, C models), refer to the RAV2000 SERVICE MA

10、NUAL #100770. RadioFans.CN 收音机爱 好者资料库 RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 1 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 electrical/electronic and/or pla

11、stic (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 COMPONENTS IN YOUR MOUTH FOR

12、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 your hands before handling f

13、ood. 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 service has been completed, it i

14、s 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. I IMPEDANCE SELECTOR IMPEDANCE SELECTOR WARNING: Do not change the IMPEDANCE SELECTOR switch setting while the power to this un

15、it is on, otherwise this unit may be damaged. “CAUTION” “F701, 702: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 6A, 125V FUSE.” “F751: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 12A, 250V FUSE.” “F752: FOR CONTINUED PROTECTION AGAINST RI

16、SK OF FIRE, REPLACE ONLY WITH SAME TYPE 5A, 125V FUSE.” CAUTION F701, 702: REPLACE WITH SAME TYPE 6A, 125V FUSE. F751: REPLACE WITH SAME TYPE 12A, 250V FUSE. F752: REPLACE WITH SAME TYPE 5A, 125V FUSE. ATTENTION F701, 702: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 6A, 125V. F751: UTILISER UN F

17、USIBLE DE RECHANGE DE MEME TYPE DE 12A, 250V. F752: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 5A, 125V. GLeakage current must not exceed 0.5mA. GBe sure to test for leakage with the AC plug in both polarities. RadioFans.CN 收音机爱 好者资料库 RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 I FRONT PANELS RX-Z1 (U, C, A mo

18、dels) DSP-AZ1 (B, G, R, T, K, J models) 2 I REAR PANELS RX-Z1 (U, C models) RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 RX-Z1 (A model) DSP-AZ1 (B model) 3 DSP-AZ1 (G model) RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 4 DSP-AZ1 (R, T, K models) DSP-AZ1 (J model) DSP-AX1UG (J model) RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 IREMOTE CONTROL TOP L

19、EFT RIGHT POWER STANDBY MUTE VOL+ VOL RAV2000Z1 (U, C models) RAV225 (A, B, G, R, T, K, J models) EX/ES 5 RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 6 I SPECIFICATIONS I Audio Section / 部 Minimum RMS Output Power per Channel / 定格出力 MAIN (20 Hz to 20 kHz, 0.015% THD) U, C, A, B, G, R, T, K models (8 ohms) .130W + 1

20、30W J model (6 ohms) .130W + 130W CENTER (20 Hz to 20 kHz, 0.015% THD) U, C, A, B, G, R, T, K models (8 ohms) . 130W J model (6 ohms) . 130W REAR (20 Hz to 20 kHz, 0.015% THD) U, C, A, B, G, R, T, K models (8 ohms) .130W + 130W J model (6 ohms) .130W + 130W REAR CENTER (20 Hz to 20 kHz, 0.015% THD)

21、U, C, A, B, G, R, T, K models (8 ohms) . 130W J model (6 ohms) . 130W FRONT U, C, A, B, G, R, T, K models (1kHz, 0.05% THD, 8 ohms).45W + 45W J model (20 Hz to 20 kHz, 6 ohms) .45W + 45W Maximum Power / 実用最大出力 (EIAJ, 1kHz, 10% THD) MAIN R, T, K models (8 ohms).200W + 200W J model (6 ohms) .200W + 20

22、0W CENTER R, T, K models (8 ohms). 200W J model (6 ohms) . 200W REAR R, T, K models (8 ohms).200W + 200W J model (6 ohms) .200W + 200W REAR CENTER R, T, K models (8 ohms). 200W J model (6 ohms) . 200W FRONT R, T, K models (8 ohms).65W + 65W J model (6 ohms) .65W + 65W Dynamic Power Per Channel (IHF)

23、 U, C, R, T, K models (8/6/4/2 ohms) . 165/200/260/360W Dynamic Headroom U, C, R, T, K models (8 ohms) . 1.0dB DIN Standard Output Power Per Channel B, G models (1 kHz, 0.7% THD, 4 ohms) MAIN .210W + 210W CENTER. 210W REAR .210W + 210W FRONT CENTER . 210W FRONT .75W + 75W IEC Power B, G models 1 kHz

24、, 0.015% THD, 8 ohms . 140W Power Band Width / 幅 0.04% THD, 65W/8 ohms .10 Hz to 50 kHz Damping Factor / 20 Hz to 20 kHz, L/C/R, 8 ohms). 200 or more Input Sensitivity / Input Impedance (入力感度/入力) (100W, 8 ohms) CD, etc. . 150 mV / 47 k-ohms PHONO (MM). 2.5 mV / 47 k-ohms MAIN IN. 1V / 47 k-ohms Maxi

25、mum Input Signal Level / 最大許容入力 (1 kHz, 0.5% THD, EFFECT ON) CD, etc. . 2.3V PHONO (MM). 100mV Output Level / Output Impedance (出力電圧/出力) REC OUT . 150 mV / 600-ohms PRE OUT (MAIN, CENTER, REAR, REAR CENTER, FRONT).1.0 V / 1.2 k-ohms PRE OUT (SUB WOOFER, SPLIT, STEREO These code are transmitted when

26、DSP is set-up as AMP library. *2; These code are transmitted when ZONE2 is chosen with Select key. CAUTION) This is displayed as a possible selection when the AMP library is set in ZONE 2. *;Transmitting Code of K6, 7A-1D Full word transmitted twice. Any device not listed on this table has no initia

27、l code. Initial Macro setup Key Key Name123410 No. 6POWER onK6K39 TV 7STANDBYK7 8V-AUXK6K8 9TUNERK6K9 10PHONOK6K10 11CABLEK6K11 12SATK6K12 13MD/TAPEK6K13K35MD 14CD-RK6K14K35CD-R 15CDK6K15K35CD 16D-TV/LDK6K16 17VCR1K6K17K35VCR1 18VCR2K6K18K35VCR2 19VCR3/DVRK6K19K35VCR2 20DVDK6K20K35DVD EX/ES RX-Z1/DS

28、P-AZ1 ABCDE 1 2 3 4 5 6 7 176 I REMOTE CONTROL RAV2000Z1 (U, C models) G EXPLODED VIEW We do not supply this item. 21 21 3 21 12 7 10 6 2 19 8 5 9 14 21 17 18 23 22 16 15 11 4 13 10 RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 New Parts (Those parts marked with “#” are not included in the P.C.B. assy.) 新規部品 （#部品、 基板

29、含） *V8476600REMOTE CONTROLRAV2000Z1UC *2AAX33540TOP COVER ASSY3104 207 79511UC上 *3AAX23840BOTTOM COVER3104 207 78211UC下 *4AAX23880LID3104 207 78221UC電池蓋 *5AAX23810BUTTON/BACK LIGHT3104 204 17111UC *6AAX23750WINDOW/IR3104 204 17091UC *7AAX23770KEY MAT3104 207 77951UC *8AAX23830LCDLPH775813104 200 512

30、91UC液晶 *9AAX23800FRAME/LCD3104 204 17121UC液晶 *10AAX23760GASKET/LCD3104 204 15981UC *11AAX25050LABEL TS70003104 200 04021UC *12AAX33530TS7010 SW ASSY2MB Flash ROM3104 208 55412UC *13AAX24990CONTRAST WHEEL2120 357 90076UC *14AAX25000SERIAL PLUG2422 026 05066UC *15AAX23870CONTACT SPRINGLONG3104 201 234

31、71UC電池 *16AAX23860CONTACT SPRINGSHORT3104 201 22492UC電池 *17AAX25010SPRING PLUS3104 201 23451UC *18AAX25020SPRING MINUS3104 201 23461UC *19AAX23820LENS/LEARNING3104 204 17291UC *21AAX23790SCREW2x83104 200 40061UC *22AAX25040TACT SWITCH MOUSE/RST2422 128 02435UC *23AAX25030TACT SWITCH BACK LIGHT2422 1

32、28 02646UC Schm Ref.PART NO.DescriptionRemarksMarkets部品名Rank 177 G MECHANICAL PARTS LIST For the details of RAV2000Z1 (U, C models), refer to the RAV2000 SERVICE MANUAL #100770. RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 178 I UPDATING FIRMWARE / 更新方法 To update the firmware, use the application software (Z1Flash.e

33、xe) for installation. It is a program rewriting tool intended for the following models. RX-Z1, DSP-AZ1 This application software is applicable only to the special format (.mot) program made open to the public for upgrading the version. Connecting terminal Use the RS-232C terminal provided on the rea

34、r panel of the main unit. Tools required DOS/V machine, OS: Windows 95/98, PC with a serial port (RS-232C) Application software for writing (Z1Flash.exe) Program for upgrading the version (.mot) which has been made open to the public RS-232C cross cable D-sub 9 pin female (Specification) Pin No.2 Rx

35、DPin No.2 RxD Pin No.3 TxDPin No.3 TxD Pin No.5 GNDPin No.5 GND Pin No.7 RTSPin No.7 RTS Pin No.8 CTSPin No.8 CTS Cables available in the market Products by ArvelAR315 (2m) AR327 (3.5m) Products by ELECOMC232R-S1.5 (1.5m) C232R-S3.0m (3m) Cautions to take during the work Make sure to use the cross c

36、able of the above specification. It is not possible to write if any other cable is used. If installation has failed due to the use of any other cable by mistake, the unit will not operate, e.g., the power to the amplifier will not turn on. If such is the case, reconnect using the cross cable of the

37、above specification with disconnecting the power cord of the amplifier from the outlet and execute writing again. Never disconnect the power cord to the main unit until installation is completed. When the power cord is disconnected by mistake during the installation process, perform the procedure al

38、l over again. 更新、用 （Z1Flash.exe） 使用行。 、下記対象 書換。 DSP-AZ1、DSP-AX1UG 、公開 専用 （.mot） 適用可能 。 接続端子 製品本体装備RS-232C端子使用 。 必要 DOS/V機、OS: Windows 95 / 98 、付 (RS-232C) PC 書込用 （Z1Flash.exe） 公開 （.mot） RS-232C “D-sub 9 pin” （仕様） Pin No.2 RxDPin No.2 RxD Pin No.3 TxDPin No.3 TxD Pin No.5 GNDPin No.5 GND Pin No.7 RTS

39、Pin No.7 RTS Pin No.8 CTSPin No.8 CTS 市販品例 Arvel社AR315 （2m） AR327 （3.5m） ELECOM社C232R-S1.5 （1.5m） C232R-S3.0m （3m） 作業上注意 必、上記仕様使用。 他書込。誤上記仕様 以外使用、失敗場合 、電源入等動作。 場合、電源抜 、上記仕様接続直、再書 込行。 途中、製品本体電源絶対 抜。 誤途中電源抜場合、 作業最初直。 RX-Z1/DSP-AZ1 RX-Z1/DSP-AZ1 179 Preparation and cautions to take before the basic ope

40、ration Download the following items from the specified download sources to the PC for upgrading the version. Application software for installation Z1Flash.exe(493KB) Main file Z1_MainI33IC.mot(429KB) Sub-file AZ1_Sub_I30IC.mot(737KB) Note) It is helpful to have the shortcut of the Z1 Flash application program displayed on the desk top. Prepare the specified RS-232C cross cable. Using the self-diagnosis function (= DIAG), check the version of the firmware before rewritten and write it down. Whil