Yamaha-RXV-320-Service-Manual 电路图 维修手册.pdf

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1、SERVICE MANUAL 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 already known and understood by the users, and

2、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 these reasons, we advise all YAMAHA product ow

3、ners 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 of firm does not constitute authorization, certification or recognition of any applicable technical capabil

4、ities, 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 improve YAMAHA products. Modifications are, ther

5、efore, 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. Discharge any static electricity your body may ha

6、ve 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. 100796 AV RECEIVER RX-V320 TO SERVICE PERSONNEL . 1 REMOTE CON

7、TROL PANEL . 1 FRONT PANEL . 2 REAR PANEL . 2 SPECIFICATIONS. 34 INTERNAL VIEW . 4 DISASSEMBLY PROCEDURES . 5 SELF DIAGNOSIS FUNCTION . 617 FACTORY PRESET . 18 ICONTENTS AMP ADJUSTMENT . 19 TUNER ADJUSTMENT.2023 IC DATA .2432 DISPLAY DATA . 33 BLOCK DIAGRAM. 3437 PRINTED CIRCUIT BOARD . 3853 SCHEMAT

8、IC DIAGRAM . 5460 PARTS LIST .6174 REMOTE CONTROL TRANSMITTER .7576 For T model RadioFans.CN 收音机爱 好者资料库 1 RX-V320 I TO SERVICE PERSONNEL 1. Critical Components information Components having special characteristics are marked Z and must be replaced with parts having specifications equal to those orig

9、inally installed. 2. Leakage Current Measurement (For 120V Model only) When service has been completed, it is imperative that you verify that all exposed conductive surfaces are properly insulated from supply circuits. Meter impedance should be equivalent to 1500 ohm shunted by 0.15F. Leakage curren

10、t must not exceed 0.5mA. Be sure to test for leakage with the AC plug in both polarities. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where applicable) components may also contain traces o

11、f 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 ANY REASON WHATSOEVER! Avoid prolonged, unprotected contact

12、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 food. I REMOTE CONTROL PANEL WALL OUTLET EQUIPMENT UNDER TEST A

13、C LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE TUNER AMP TAPE /MD CBL /SAT CD TV VCR DVD /LD DVD MENU POWER 2 TUNER 3 TAPE/MD 1 CD 5 SAT/D-TV 6 VCR 4 DVD/LD 8 V-AUX 9 EXT.DEC. 7 PHONO ENTER +10 CLEAR + +100 0 A/B/C/D/E MUTE PRG + PRG - TV SELECT DIR ADIR B DISC SKIP PRESET EFFECT CH TEST DISP INDEX

14、 SLEEP RETURN A/B TV INPUTVCR REC MENUTITLE + - SET MENUTIME/LEVEL RAV203 V473170 US - CH C O D E S E T V O L U M E TV RadioFans.CN 收音机爱 好者资料库 2 RX-V320 I FRONT PANEL I REAR PANEL RadioFans.CN 收音机爱 好者资料库 3 RX-V320 T . China model SPECIFICATIONS / 4 RX-V320 21.5 (7/8) 435(17-1/8) 349.5(13-3/4) 390.5(

15、15-3/8) 130(5-3/32) 151(5-15/16) 19.5 (13/16) 21 (27/32) G DIMENSIONS Unit : mm (inch) qPOWER TRANSFORMER wP.C.B. MAIN (6) eP.C.B. MAIN (5) rP.C.B. MAIN (2) tP.C.B. MAIN (3) yP.C.B. MAIN (1) uP.C.B. OPERATION (5) iP.C.B. OPERATION (6) oP.C.B. INPUT (3) !0P.C.B. INPUT (1) !1P.C.B. TUNER !2P.C.B. OPER

16、ATION (7) !3P.C.B. MAIN (4) !4P.C.B. INPUT (2) !5P.C.B. OPERATION (2) !6P.C.B. OPERATION (1) !7P.C.B. OPERATION (4) !8P.C.B. OPERATION (3) !9P.C.B. INPUT (4) 0P.C.B. DSP !1!0oiuytrewq 0!9!8!7!6!5!3!4!2 I INTERNAL VIEW 5 RX-V320 I DISASSEMBLY PROCEDURES / q e e w q r t y y P.C.B. MAIN(1) P.C.B. MAIN

17、(3) P.C.B. MAIN (1) G201 6 RX-V320 ISELF DIAGNOSIS FUNCTION / No. 1 2 3 4 5 6 7 8 9 10 12 SUB-MENU 1. MAIN BYPASS 2. DSP 0dB 1. YSS+SRAM M 2. YSS M 3. DSP FULL BIT 1. STATUS (BINARY FORM) 1. CENTER LARGE 2. EFFECT OFF 1. MAIN : SMALL 0dB 2. MAIN : LARGE 0dB 3. MAIN : LARGE 10dB 4. LFE/BASS : MAIN CE

18、NTER : NONE 5. LFE/BASS : MAIN 6. LFE/BASS : SUBWOOFER 7. CENTER : NONE 8. CENTER : SMALL REAR : SMALL 9. FRONT MIX 1. (EFFECT OFF) 2. ALL SEGMENTS TURN OFF 3. ALL SEGMENTS TURN ON 4. ALTERNATE SEGMENTS TURN ON 5. SOFTWARE RELEASE DATE 1. ALL 2. MAIN L 3. CENTER 4. MAIN R 5. REAR R 6. REAR L 7. LFE

19、1. INHIBIT (Inhibit Memory Initialize) 2. RESERVED (Reserve Memory Initialize) 1. 2. KEY1, KEY2 3. TUNER SIGNAL LEVEL 5. PS PROTECTION 1./2. DSP STATUS (1)/(2) 3./4. CHANNEL STATUS (1)/(2) 5./6. BSI0 (1)/(2) 7./8. BSI1 (1)/(2) 9./10. BSI2 (1)/(2) 11./12. BSI3 (1)/(2) 13./14. BSI4 (1)/(2) 15./16. BSI

20、5 (1)/(2) 1. CHECK SUM 2. VERSION 3. PORT SETTING 4. EXIT MAIN MENU ANALOG THROUGH DSP THROUGH AC3/DTS THROUGH PRO LOGIC SPEAKERS SET DISPLAY CHECK (EFFECT OFF) MANUAL TEST FACTORY PRESET AD DATA CHECK STATUS INFORMATION FROM DSP CHECK SUM/ VERSION/ PORT SETTING/EXIT REMOTE CONTROL CODE (KEY) 7A88 (

21、1 DSP mode) 111. CHECK SUM MODIFICATION DATA EEPROM DATA 2. WRITING CONFIRMATION 3. START WRITING EEPROM WRITING FUNCTION 7A89 (2 DSP mode) 7A8A (3 DSP mode) 7A8B (4 DSP mode) 7A8C (5 DSP mode) 7A8D (6 DSP mode) 7A8E (7 DSP mode) 7A8F (8 DSP mode) 7A90 (9 DSP mode) 7A91 (0 DSP mode) 4. DC PROTECTION

22、 7 RX-V320 1. 2. 3. 4. 5. 6. 7. EFFECT LEVEL: MUTING: OFF INPUT (VIDEO): DVD/LD (DVD/LD) CENTER SPEAKER: LARGE REAR SPEAKER: LARGE MAIN SPEAKER: LARGE LFE/BASS OUT: SWFR CHANNELCENTERR SURL SURSWFR LEVEL (dB)0000 8 RX-V320 G G CHK SUM: XXXX X IPROTECT I ON PS PRT:XX% DC PRT:XX% 9 RX-V320 G G SPEAKER

23、S : All LARGE Electronic Volumes : All 0dB DYNAMIC RANGE : MAX LFE LEVEL : 0dB (10dB in AC-3(DOLBY DIGITAL) CENTER DELAY : 0ms 2 TUNER 3 TAPE/MD 1 CD 5 SAT/D-TV 6 VCR 4 DVD/LD 8 AUX 9 EXT.DEC. 7 ENTER +10 CLEAR + +100 0 A/B/C/D/E DISC SKIP PRESET EFFECT CH TEST - CH 7A-91 7A-90 7A-8F 7A-8D 7A-8C 7A-

24、8A 7A-89 7A-8E 7A-8B 7A-88 10 RX-V320 No.1 ANALOG THROUGH 1. MAIN BYPASS 2. DSP 0dB 1 MAI N BYPASS 1 DSP0DB DIR2 CODEC.DAC CS4227 YM3436 CODEC.ADCAC3D2av(YSS918) CS4227 DECODER 1M SRAM DSP ANALOG IN L/RL/R REAR L REAR R CENTER SUBWOOFER L/R L/R DIGITAL IN MAIN R MAIN L DIR2 CODEC.DAC CS4227 YM3436 C

25、ODEC.ADCAC3D2av(YSS918) CS4227 DECODER 1M SRAM DSP ANALOG IN L/RL/R MAIN R REAR L REAR R CENTER SUBWOOFER L/R L/R DIGITAL IN MAIN L INPUT : DVD/LD (Analog signal) (Lch and Rch, 1KHz, 20dBV) OUTPUT : SPEAKERS MAIN L :24.0 dBVREAR L : 24.0 dBV MAIN R : 24.0 dBVREAR R : 24.0 dBV CENTER: 24.0 dBV INPUT

26、: DVD/LD (Analog signal) (Lch and Rch, 1KHz, 20dBV) OUTPUT : SPEAKERS MAIN L :24.0 dBVREAR L : 24.0 dBV MAIN R : 24.0 dBVREAR R : 24.0 dBV CENTER: 24.0 dBV 11 RX-V320 No.2 DSP THROUGH 1. YSS+SRAM 2. YSS M 3. DSP FULL BIT 2 YSS+SRAM M 2 YSS M 2 DSP FULL B I T INPUT : DVD/LD (Analog signal) (Lch and R

27、ch, 1KHz, 30dBV) OUTPUT : SPEAKERS MAIN L :14.0 dBVREAR L : 23.3 dBV MAIN R : 14.0 dBVREAR R : 23.3 dBV CENTER: 17.2 dBV DIR2 CODEC.DAC CS4227 YM3436 CODEC.ADCAC3D2av(YSS918) CS4227 DECODER 1M SRAM DSP ANALOG IN L/RMAIN L MAIN R DIGITAL IN L/R L/R DIR2 CODEC.DAC CS4227 YM3436 CODEC.ADCAC3D2av(YSS918

28、) CS4227 DECODER 1M SRAM DSP ANALOG IN L/R MAIN R REAR L REAR R CENTER SUBWOOFER CENTER SUBWOOFER L/R L/R L/R DIGITAL IN MAIN L L/R L/R REAR L REAR R L/R INPUT : DVD/LD (Analog signal) (Lch and Rch, 1KHz, 20dBV) OUTPUT : SPEAKERS MAIN L :24.0 dBVREAR L : 24.0 dBV MAIN R : 24.0 dBVREAR R : 24.0 dBV C

29、ENTER: 24.0 dBV INPUT : DVD/LD (Analog signal) (Lch and Rch, 1KHz, 20dBV) OUTPUT : SPEAKERS MAIN L :24.0 dBVREAR L : 24.0 dBV MAIN R : 24.0 dBVREAR R : 24.0 dBV CENTER: 24.0 dBV 12 RX-V320 No.3 AC-3/DTS THROUGH 1. STATUS(BINARY FORM) No.4 PRO LOGIC 1. CENTER LARGE 2. EFFECT OFF 3 ST : 00010000 4 PRO

30、 CNTR: LRG 4 PRO EFCT :OFF bit 7bit 1 76543210 0 0010000 DIR2 CODEC.DAC CS4227 YM3436 CODEC.ADCAC3D2av(YSS918) CS4227 DECODER DOLBY DIGITAL or PRO LOGIC or DTS or DTS 1M SRAM DSP ANALOG IN REAR L REAR R MAIN L MAIN R MAIN L MAIN R CENTER SUBWOOFER DIGITAL IN LS/RSLS/RS C/LFE L/R C/LFE L/R DIR2 CODEC

31、.DAC CS4227 YM3436 CODEC.ADCAC3D2av(YSS918) CS4227 DECODER DOLBY DIGITAL or PRO LOGIC 1M SRAM DSP ANALOG IN C S C S REAR L REAR R CENTER DIGITAL IN L/RL/R INPUT : DVD/LD (Analog signal) (Lch and Rch, or Lch only, 1KHz, 20dBV) OUTPUT : SPEAKERS (INPUT : Lch and Rch )(INPUT : Lch only) MAIN L :12.5 dB

32、VMAIN L :24.0 dBV MAIN R : 12.5 dBVMAIN R :19.0 dBV CENTER: 27.0 dBVCENTER : 10.0 dBV REAR L :9.0 dBVREAR L :9.0 dBV REAR R : 9.0 dBVREAR R : 9.0 dBV 13 RX-V320 1MAIN:SML 0DB7A-8BLARGELARGESMALL0dBSWFRLRNONENONE NONEL+R 2MAIN:LRG 0DB7A-8CLARGELARGELARGE0dBSWFRLRNONENONR NONENONE 3MAIN:LRG -107A-8DLA

33、RGELARGELARGE-10dBSWFRLRNONENONE NONENONE 4B:MAIN C:NONE7A-8ENONELARGELARGE0dBMAINLRNONENONE NONENONE 5LFE/B:MAIN7A-8FLARGELARGELARGE0dBMAINLFELFECNONE NONENONE 6LFE/B:SWFR7A-90LARGELARGELARGE0dBSWFRNONE NONENONENONE NONELFE 7C:NONE7A-91NONELARGELARGE0dBSWFRC+LC+RNONENONE NONELFE 8C:S REAR:S SMALLSM

34、ALLLARGE0dBSWFRFLFRCRLRRC+RL+RR+LFE 9FRONT MIX7A-12LARGELARGELARGE0dBSWFRFLFRNONENONE NONENONE No.5 SPEAKERS SET SUB MENU CENTER SP OUTPUTSETTING LFE/BASS MAIN LEVEL MAIN L MAIN R CENTER REAR L REAR R SUB WOOFER MAIN SPREAR SP REMOTE CONTROL CODE SUB MENU 1MAIN:SML 0DB 2MAIN:LRG 0DB 3MAIN:LRG -10 4B

35、:MAIN C:NONE 5LFE/B:MAIN 6LFE/B:SWFR 7C:NONE 8C:S REAR:S 9FRONT MIX 5MA I N : SML0DB 5B :MA I NC : NON 5C : NONE 5MA I N : LRG0DB 5LFE / B :MA I N 5C : SREAR : S 5MA I N : LRG- 1 0 5LFE / B : SWFR 5FRONTM I X 14 RX-V320 No.6 DISPLAY CHECK No.7 MANUAL TEST No.8 FACTORY PRESET 1. INHIBITED: 6VFDCHCK 7

36、TESTMA I NR 7TESTLFE 7TESTREARR 7TESTCENTER 7TESTREARL PageP1P2P3P4P5P6P7P8 A B C D E 8PRESETI NH I 8PRESET RSRVD 7TESTALL7TESTMA I NL 2. RESERVED: 15 RX-V320 No.9 AD DATA CHECK AD Value01424354555657585 PROGRAM PRESET/TUNING INPUT MODE MEMORY MANL/AUTO FM EFFECT TAPE/MD MON /EXT DECODER PRESET /TUN

37、ING EDIT A/B/C/D/E FM/AM K1 K2 TUNING MODE AUTO/MANL MONO 9ADDATACHK 9K1 : 1 0 0K2 : 1 0 0 9S I :0 9DC :7 9PS :3 0 16 RX-V320 No.10 STATUS INFORMATION FROM DSP CPU/1 CPU/2 Always “00” CHS/1,/2 bits 00-07 bits 08-15 bits 16-23 bits 24-31 BI0/1,/2 BI1-5/1,/2 bit7AC3 KARAOKEbit31 bit6DIR2 LOCKNbit20 bi

38、t5DIR2 ERRbit1DSP is AC3D2 (DTS present) bit4AC3D MUTEbit0RF DEM (Demodulator) present bit7AC-3 DECODE OKbit3 DEM (Demodulator) MUTE (without RF signal) bit6DTS DECODE OKbit2IEC958 digital format error bit5 Red DTS record (Flashes and lights) bit1IEC958 commercial-use device bit bit4 1 for audio oth

39、er than PCM linear audio bit0IEC958 digital data bit bit7Mute requestbit3acmod 0000B:1+10001B:1/0 0010B:2/00011B:3/0 0100B:2/10101B:3/1 0110B:2/20111B:3/2 1000B:7.1 bit6fsbit2 bit5 000B:Analog001B:32kHz 010B:44.1kHz011B:48kHz 100B:64kHz 101B:88.2kHz 110B:96kHz 111B:undefined bit1 bit4bit0 Indicatebi

40、t 3 2 1 0 7 6 5 4 00 0 0 0 10 0 0 1 20 0 1 0 30 0 1 1 40 1 0 0 50 1 0 1 60 1 1 0 70 1 1 1 81 0 0 0 91 0 0 1 A1 0 1 0 B1 0 1 1 C1 1 0 0 D1 1 0 1 E1 1 1 0 F11 1 1 bit 7 6 5 4 3 2 1 0 Indicate 0 0 Note 1 0CPU / 10 00 0 1 0CHS / 20 00 0 1 0B I 1 / 10 00 0 1 0CPU / 20 00 0 1 0B I 0 / 10 00 0 1 0B I 1 / 2

41、0 00 0 1 0CHS / 10 00 0 1 0B I 0 / 20 00 0 1 0B I 2 / 10 00 01 0B I 2 / 20 00 01 0B I 3 / 10 00 0 1 0B I 4 / 20 00 01 0B I 3 / 20 00 01 0B I 4 / 10 00 0 1 0B I 5 / 10 00 01 0B I 5 / 20 00 0 Low High 17 RX-V320 No.11 EEPROM WRITING FUNCTION No.12 CHECK SUM/VERSION/PORT SETTING/EXIT M: XXXXE : XXXX 1

42、2VER : A0 1 SUM: 9549A : VER:A01 : EXIT bit76543210 01000100 Always absent (0) Always absent (0) Tuner Mode V1 (*2) Tuner Mode V2 (*2) Always absent (0) Always absent (0) Model Type RDS (*1) Model Type DSP-A (*1) 1 2SUM: 9 5 4 9A 1 2P : 0 1 0 0 0 1 0 0 Check sum Version *1 Model type distinction (H=

43、1, L=0) DSP-A (Pin 3)0011 RDS (Pin 6)0101 RX-V320DSP-EDSP-A *2 Destination distinction of Tuner (H=1, L=0) V1 (Pin 4)0J0U,C1A,B,G1R,T V2 (Pin 5)0model1models0models1models RDS 18 RX-V320 I FACTORY PRESET G INPUT SELECTORG EFFECT LEVEL EFFECT CHANNELPRESET VALUE CENTER0 dB RIGHT SURROUND0 dB LEFT SUR

44、ROUND0 dB SUBWOOFER0 dB G DSP PROGRAM No.PROGRAMSUB-PROGRAMDELAY PRESET VALUE DOLBY/DTSNORMALPRO LOGIC : 20ms, SURROUNDENHANCEDDOLBY DIGITAL/DTS DIGITAL SUR : 5ms MOVIE THEATERSPECTACLE70mm : 23ms, DGTL/DTS : 15ms 1SCI-FI70mm : 20ms, DGTL/DTS : 16ms MOVIE THEATERADVENTURE 2GENERAL 4.MONO MOVIE49ms 5

45、.TV SPORTS9ms 6.DISCO40ms 7.ROCK CONCERT16ms 8.CONCERT HALL44ms 1. 2. 3.70mm : 20ms, DGTL/DTS : 15ms G SET MENU No.SET MENUPRESET VALUE 8.DTS LFE OUT LEVEL DTS LFE 0 dB 7.D. RNG CHOICED-RANGE : MAX 6.D. D. LFE OUT LEVEL D. D. LFE 0 dB 1.CENTER SP SIZECENTER SP : LRG(LARGE) 2.REAR SP SIZEREAR SP : LA

46、RGE 3.MAIN SP SIZEMAIN SP : LARGE 4.BASS OUT MODEBASS OUT : BOTH 5.M. LVL CHOICEMAIN LVL : NORM (NORMAL) 9.C. DELAY CHANGECENTER DELAY 0ms 11. 10. INPUT MODE SAT/D-TVSAT INPUT : AUTO MEMORY GUARDMEM. GUARD : OFF G PRESET STATIONS STATIONFM FACTORY PRESET DATA (MHz) PAGENO.U, CR, T, A, B, G, L 187.587.5 290.190.1 395.195.1 A/C/E498.198.1 5107.9108.0 688.188.1 7106.1106.1 8107.9108.0 STATIONAM FACTORY PRESET DATA (kHz) PAGENO.U, C, RR, T, A, B, G, L 1630630 210801080 314401440 B/D4530531 517101611 6900900 713501350 814001404 INPU