Yamaha-RXV-657-Service-Manual电路原理图.pdf

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1、SERVICE MANUAL 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 already known and understood by the users, and have therefore no

2、t 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 these reasons, we advise all YAMAHA product owners that any ser

3、vice 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 recognition of any applicable technical capabilities, or establi

4、sh 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 improve YAMAHA products. Modifications are, therefore, inevitable

5、 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. Discharge any static electricity your body may have accumulated by

6、 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. IMPORTANT NOTICE 100939 SERVICE MANUAL RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HT

7、R-5860 AV RECEIVER/AV AMPLIFIER DISPLAY DATA . . . . . . . . . . . . . . . . . . . . . . . . . . 5152 IC DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5361 PIN CONNECTION DIAGRAM . . . . . . . . . . . . . . . . . 62 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . .

8、 6364 PRINTED CIRCUIT BOARD . . . . . . . . . . . . . . . . 6584 SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . 8595 PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97133 REMOTE CONTROL RAV272, RAV273 . . . . 134135 REMOTE CONTROL RAV252, RAV253 . . . . 136137 I CONTENTS

9、TO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . 23 FRONT PANELS . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 REMOTE CONTROL PANELS . . . . . . . . . . . . . . . . . . 6 REAR PANELS . . . . . . . . . . . . . . . . . . . . . . . . . . . 712 SPECIFICATIONS / 参考仕様 . . . . . . . . .

10、. . . . . . . .1317 INTERNAL VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 DISASSEMBLY PROCEDURES / 分解手順 . . . . .1927 SELF DIAGNOSIS FUNCTION (DIAG) / 自己診断機能（） . . . . . . . . . . . . . . . . . . . . 2849 AMP ADJUSTMENT / 部調整 . . . . . . . . . . . . . . .50 RX-V757/DSP-AX757/DSP-A

11、X757SE RX-V657/HTR-5860 05.03 28 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 ISELF DIAGNOSIS FUNCTION (DIAG) / 自己診断機能 （） 本機、 検査、 測定、 不良個所発見目的自己診 断機能 （） 。 20種類、 。 This product has a built-in self diagnosis function (DIAG) to facilitate inspection, mea

12、surement and determination of a faulty item, if any. There are 20 DIAG menu items, each hav- ing sub-menu items. No. DIAG menuSub-menu 1BYPASS1.ANALOG BYPASS 2. DSP BYPASS 2RAM THROUGH1. RAM MARGIN 2. RAM FULL BIT 3PRO LOGIC1. PRO LOGIC 4SPEAKERS SET1. FRNT : SML 0dB 2. CENTER : NONE 3. LFE/B : FRNT

13、 4. Pres Mix : 5ch 5. Front GAIN 1 6. Front GAIN 2 7. Zone 2 Amp ON 5XCH INPUT1. XCH INPUT_6 2. XCH INPUT_8 6MIC CHECK1. MIC CHK 7VFD CHECK1. VFD CHECK (Initial display / 初期表示) 2. VFD OFF/OSD OFF 3. VFD ALL/OSD 128 character pattern 4. VFD DIMMER/OSD OFF 5. VFD PATTERN/OSD OFF 8MANUAL TEST1. TEST AL

14、L 2. TEST FRNT L 3. TEST CENTER 4. TEST FRNT R 5. TEST SURR R 6. TEST SB R 7. TEST SB L 8. TEST SURR L 9. TEST PRES L 10. TEST PRES R 11. TEST LFE 9FACTORY PRESET1. PRESET INHI (memory initialization inhibited / 初期化禁止) 2. PRESET RSRV (memory initialized / 初期化) 10AD DATA CHECK1. DC/PS (protection) 2.

15、 THM 3. IMP SW/POWER LIMIT 4. PANEL KEY 11V CONV STATUS1. LOW BYTE 2. HIGH BYTE 12XM STATUS1. XMS1 (No applied to these models / 適用) 2. XMS2 (No applied to these models / 適用) 13IF STATUS1. DST : 2. DMD : 3. DIF : 4. PC : 5. CS1 : 6. CS2 : 7. DEI : 29 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX

16、-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 No. DIAG menuSub-menu 8. BS1 : 9. BS2 : 10. BS3 : 11. BS4 : 12. BS5 : 13. BS6 : 14. BS7 : 15. BS8 : 16. MTT : 17. DGI : 14DSP BUS CHECK1. TI BUS : 15SWFR CUT OFF1. LFE LPF 2. LFE HPF 16PROTECTION SETTING1. PS_Lo : (Not applied to these models /2. PS_Hi :

17、適用)3. DC_Lo : 4. DC_Hi : 5. TEMP : 6. PL_8_M_L 7. PL_8_M_H 8. PL_8_N_L 9. PL_8_N_H 10. PL_6_M_L 11. PL_6_M_H 12. PL_6_N_L 13. PL_6_N_H 17PROTECTION HISTORY1. history 1 2. history 2 3. history 3 4. history 4 18SOFT SWITCH1. SW MODE 2. MODEL SETTING 3. DESTINATION 4. TUNER DESTINATION 5. TUNER TYPE 6.

18、 VIDEO FORMAT 7. ZONE2 8. AAC 9. TUNER 10. Z2Amp 11. OSD 12. YPAO 19SOFTWARE VERSION1. uCOM Ver. : 2. uCOM SUM : 3. OPE/DSP/XM 4. PORT 5. DSP Ver. 6. DSP SUM 7. EEPROM SUM 20DSP SOFTWARE REWRITE1. TI BOOT 30 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-586

19、0 G Starting DIAG Press the “STANDBY/ON” key of the main unit while simul- taneously pressing the “INPUT MODE” key and the “MULTI CH INPUT” key to activate the DIAG function. 起動 本体 “INPUT MODE” “MULTI CH INPUT” 同時押、 “STANDBY/ON” 押 起動。 Turn on the power while pressing these keys. 同時押、 。 解除起動 動作、故障箇所診

20、断 支障場合、次方法 解除状態入。 （過電流検出以外動作解除） 上図同時押 “STANDBY/ON” 押 。、上図3 秒以上押続 。 本体FL “SLEEP”点滅、 解除状態 知。 注意！ 解除状態、危 険状態作動、動作 、機器破壊。使用 場合十分注意。 G Starting DIAG in the protection cancel mode If the protection function works and causing hindrance to trouble diagnosis, cancel the protection function as described below

21、 and it will be possible to enter the DIAG mode. (The protection functions other than the excess current detect function will be disabled.) Press the “STANDBY/ON” key while simultaneously press- ing those two keys indicated in the figure above. At this time, keep pressing those two keys for 3 second

22、s or longer. In this mode, the “SLEEP” segment of the FL display of the main unit flashes to indicate that the mode is DIAG mode with the protection functions disabled. CAUTION! Using this product with the protection function disabled may cause damage to itself. Use special care for this point when

23、using this mode. G Canceling DIAG解除 1解除前、 No. 9 PRESET （初期化禁止/ 初期化）設定。 保持場合、必 PRESET INHIBITED（初期化禁止）選択。 2本体“STANDBY/ON ”押、 。 1Before canceling DIAG, execute setting for PRESET of DIAG menu No.9 (Memory initialization inhibited or Memory initialized). *In order to keep the user memory stored, be sur

24、e to se- lect PRESET INHIBITED (Memory initialization inhibited). Protection history will remain in memory. 2Turn off the power by pressing the “STANDBY/ON” key of the main unit. 31 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 When there is a history

25、of protection function: The FL display appears as shown below depending on the type of the protection function. 履歴場合: 時原因、 働示。 The protection function worked due to exces- sive current through the amplifier. Causes could be a short at the speaker terminal or a defect in the amplifier. The protection

26、 func- tion activates immediately to turn off the power, with no history display at turn-on, if the amplifier is defective. 種類下記表示現。 起動時表示 接続場合、画面図 表示。 本体FL、 （ 履歴） 表示、数秒後 表示 （1. ANALOG BYPASS） 。 G Display provided when DIAG started When the monitor is connected, DIAGNOSTIC MENU appears on its screen

27、 as shown in the figure. On the FL display of the main unit, an opening message (including the version and the protection history) appears for a few seconds followed by the diagnostic menu dis- play (1. ANALOG BYPASS). Opening message /表示DIAG menu display / 表示 After a few seconds 数秒後 Version (1 alph

28、abet) （英1 文字） When there is no protection history 履歴無場合 When there is no history of protection function:履歴無場合: NO PROTECT Z1.ANALOG BYPAS I PROTECT Z 1.BYPASS 2.RAM THR 3.PRO LOGIC 4.SP SET 5.XCH INPUT 6.MIC CHECK 7.VFD CHECK 8.MAN,LTEST 9.PRESET 10.AD CHECK 11.VC STATUS 12.XM STATUS 13.IF STATUS 14

29、.DSP BUS 15.SWFR C.OFF 16.PRT SET 17.PRT HIST. 18.SOFT SW 19.VER/SUM/P 20.TI BOOT 32 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 故障直流電圧掛 原因、働 示。異常状態 、約3秒後掛 、電源切。 電源電圧原因、 働示。異常状態 、約1秒後 掛、電源切。 温度制限越原因、 働示。異常状態 、約1秒後 掛、電源切。 The protection function worke

30、d due to a DC voltage appearing at the speaker terminal. A cause could be a defect in the amplifier. If the power is turned on with the abnormality unsolved, the protection function works in about 3 seconds to turn off the power. The protection function worked due to a de- fect or overload in the po

31、wer supply. If the power is turned on with the abnormality un- solved, the protection function works in about 1 second to turn off the power. The protection function worked due to the temperature limit being exceeded. Causes could be poor ventillation or a defect related to the thermal sensor. If th

32、e power is turned on with the abnormality unsolved, the pro- tection function works in about 1 second to turn off the power. 各検出関、後述 No. 10 AD DATA （42） 参照。 G History of protection function When the protection function has worked, its history is stored in memory with a backup. Even if no abnormality

33、 is noted while servicing the unit, an abnormality which has occurred previ- ously can be defined as long as the backup data has been stored. The history of the protection function is cleared when DIAG is cancelled by selecting PRESET RESERVED (Memory initial- ized) of DIAG menu No.9 or when the bac

34、kup data is erased. 履歴 働場合、履歴記憶 。 異常認、 残 、客様起異常区別。 No.9 PRESET RESERVED（初期化） 選解除場合、消場合 、履歴。 For detection of each protection function (except I-PROTECT) , refer to DIAG MENU No.10 AD DATA (p.42). PS PRT :000 Z DC PRT :000 Z TMP PRT:000 Z 動作中表示 中、画面起動画面項説明 一覧表示。本体 FL 動作中機能表示。機能動作中 表示内容、後述機能詳細記述。 G Di

35、splay during menu operation During the DIAG operation, the menu list described in the section of the startup screen appears on the monitor screen and the function at work is indicated on the FL indicator. The contents displayed during the function op- eration are described later in the “Details of D

36、IAG menu” section. 33 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 Reverse 逆送 Forward 順送 SUB-MENU selection 選択 DIAG menu selection 選択 orward 順送 Rev 逆送 erseF DSP-AX757SE only G 操作 No.120、 。 選択 PROGRAM選択。 選択 PRESET/TUNINGw （順送） 、q （逆送） 選択 。 G Operation

37、procedure of DIAG MENU and SUB-MENU There are 20 MENU items, each of which has some SUB- MENU items. DIAG menu selection Select the menu using PROGRAM knob. SUB-MENU selection Select the sub-menu using w (Forward) and q (Reverse) keys of PRESET/TUNING (LEVEL). G 中機能 他、以下機能動作。 切換、 、 調整 A/B / 関連、関連機能。

38、 本体INPUT MODE 、各 信号処理（動作状態）維持No.13 “IF STATUS ”確認。 G 開始時初期設定 開始時以下設定。 解除時開始前状態戻。 :20dB : DVD （INPUT） : 0 dB : A/B: 設定: LARGE / BASS OUT=SWFR : BYPASS （1.ANALOG BYPASS） G Functions in DIAG mode In addition to the DIAG menu items, functions as listed below are available. Input selection, Multi channel

39、 input Center/Surround/Surround Back/Sub-woofer level adjustment Muting Speaker relay A/B Power on/off Master volume * Functions related to the tuner and the set menu are not available. * It is possible to confirm Menu No.13 IF STATUS while keeping the signal process (operation status) of each DIAG

40、menu by using the input mode key of the main unit. G Initial settings used to start DIAG The following initial settings are used when starting DIAG. When DIAG is canceled, these settings are restored to those before starting DIAG. Master volume: -20dB Input: DVD (MULTI CHANNEL INPUT OFF) Effect leve

41、l: 0dB Audio mute: OFF Speaker relay A/B: ON Speaker setting: LARGE / BASS OUT = SWFR DIAG menu: BYPASS (1. ANALOG BYPASS) 34 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 Details of DIAG menu 詳細 1. BYPASS ANALOG BYPASS/DSP BYPASS選 択可能。 1. BYPASS Using

42、 the sub-menu, it is possible to select analog bypass output or DSP bypass output. ANALOG BYPASSANALOG BYPASS DSP BYPASSDSP BYPASS FRONT L/R +13.0 dBm CENTER - SURROUND L/R - SUBWOOFER (50 Hz) - SPEAKERS OUT (1KHz) Input level Both ch, -20 dBm Volume +6.5 dB SURROUND BACK L/R - INPUT: DVD ANALOG FRO

43、NT L/R +13.0 dBm CENTER - SURROUND L/R - SUBWOOFER (50 Hz) - SPEAKERS OUT (1KHz) Input level Both ch, -20 dBm Volume +6.5 dB SURROUND BACK L/R - INPUT: DVD ANALOG 1.ANALOG BYPAS 1.DSP BYPASS ANALOG BYPASS DSP BYPASS (Shaded items not used in this example) DIR LC89057DSP ( DECODE) (POST PROCESSING) T

44、I DA60Y A/D AK4628 DRAM FL / FR PL / PR C / SW SL / SR SBL/ SBR ROM XMDT (U, C models) DIR LC89057DSP ( DECODE) (POST PROCESSING) TI DA60Y A/D AK4628 DRAM FL / FR PL / PR C / SW SL / SR SBL/ SBR ROM XMDT (U, C models) 35 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX

45、-V657/HTR-5860 2. RAM THROUGH MARGIN/Full Bit選択可能。 2. RAM THROUGH Using the sub-menu, it is possible to select margin output or full-bit output. RAM MARGIN 以下取。 RAM MARGIN Following head margin is reserved. RAM FULL BIT SW以外取。 RAM FULL BIT No head margin is reserved except SW. FRONT L/R +13.0 dBm CE

46、NTER +13.0 dBm SURROUND L/R +13.0 dBm SUBWOOFER (50 Hz) + 0.5 dBm SPEAKERS OUT (1KHz) Input level Both ch, -20 dBm Volume +6.5 dB SURROUND BACK L/R +13.0 dBm INPUT: DVD ANALOG FRONT L/R +13.0 dBm CENTER +13.0 dBm SURROUND L/R +13.0 dBm SUBWOOFER (50 Hz) + 0.5 dBm SPEAKERS OUT (1KHz) Input level Both

47、 ch, -20 dBm Volume +6.5 dB SURROUND BACK L/R +13.0 dBm INPUT: DVD ANALOG 2.RAM MARGIN 2.RAM FULL BIT (Shaded items not used in this example) FRONT +15.0 dB CENTER +13.5 dB SURROUND +9.0 dB SUBWOOFER +21 dB SURROUND BACK +7.5 dB PRESENCE +15.0 dB FRONT 0 dB CENTER 0 dB SURROUND 0 dB SUBWOOFER +21 dB

48、 SURROUND BACK 0 dB PRESENCE 0 dB DIR LC89057DSP ( DECODE) (POST PROCESSING) TI DA60Y A/D AK4628 DRAM FL / FR PL / PR C / SW SL / SR SBL/ SBR ROM XMDT (U, C models) Front L Center / Surround L / Surround Back L, R / Presence L Front R Surround R / Presence R Front L + 10 dB SWFR When input source is

49、 stereo, signal is assigned as below. 2 ch 信号入力時、以下信号振分出力。 36 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 RX-V757/DSP-AX757/DSP-AX757SE RX-V657/HTR-5860 (Shaded items not used in this example) 3. PRO LOGIC 入力2ch信号Dolby PRO LOGIC処理行。 3. PRO LOGIC Dolby PRO LOGIC is applied to input stereo source. 3.PRO LOGIC FRONT L/R +13.0 dBm - CENTER - +13.0 dBm SURROUND L/R - - SUBWOOFER (50 Hz) - - SPEAKERS OUT (1KHz) Input level Each ch, -20 dBm Both ch, -20 dBm Volume +6.5 dB +6.5 dB SURROUND BACK L/R - - INPUT: DVD ANALOG DIR LC89057 DSP