Onkyo-DTR4_5-avr-sm 电路图 维修手册.pdf

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1、DTR-4.5 SERVICE MANUALSERVICE MANUAL AV RECEIVER Black model MODEL DTR-4.5 120V AC, 60HzBMDD Ref. No. 3827 Sep., 2004 SAFETY-RELATED COMPONENT WARNING! THE MARK FOUND ON SOME COMPONENT PARTS INDICATES THE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. WHEN REPLACING, BE SURE TO USE PARTS OF IDENTICAL

2、 DESIGNATION. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. Standby Zone 2 OnStandby TV DisplayMuting RandomRec Last MemoryAngleSubtitleAudio MemorySearchA-BRepeat RC- 5

3、87M E x i t G u i d e Prev CH TV CH TV VOL -/- Dimmer Tape TV Input Sleep InputI Enter Test ToneCH SEL Surround Direct StereoAll ST Level+Level- L Night DSPDSP T o p M e n u M e n u S e t u p R e t u r n VOL CH Disc SATTVVCRCable DVDReceiverCD +10 0 Clear 123 456 789 + - Video OffOpen/Close Macro 12

4、3 MD/CDR Cine Fltr + - Input Selector V1V2V3 CDTape DVDMulti CH Tuner Remote Mode Zone 2 RC-587M RadioFans.CN 收音机爱 好者资料库 DTR-4.5 SPECIFICATIONS Amplier Section Video Section Tuner Section FM AM General Video Inputs Video Outputs Audio Inputs Audio Outputs Other Jacks Specifications and features are

5、subject to change without notice. Power Output (2 channels driven):85 W + 85 W (8 ,20Hz20kHz, FTC) 120 W +120 W (6 ,1kHz,DIN) 150 W + 150 W (6 ,1kHz,JEITA) Dynamic Power220 W + 220 W (3 ,Front) 165 W + 165 W (4 ,Front) 100 W + 100 W (8 ,Front) THD (Total Harmonic Distortion) 0.08 % (Power Rated) Dam

6、ping Factor60 (Front,1kHz,8 ) Input Sensitivity and Impedance 200 mV/ 47 k (LINE) Output Level and Impeadance 200 mV/ 470 (REC OUT) Frequency Response10 Hz100 kHz/ +1 dB-3 dB (Direct mode) Tone Control10 dB, 50 Hz (BASS) 10 dB, 10 kHz (TREBLE) SN Ratio106 dB (LINEIHF-A) Speaker Impedance6 Input Sens

7、itivity/Output Level and Impedance1 Vp-p /75 (Component and S-Video Y) 0.7 Vp-p /75 (Component Pb/Cb,Pr/Cr) 0.28 Vp-p /75 (S-Video C) 1 Vp-p /75 (Composite) Component Video Frequency Response5 Hz 50 MHz Tuning Frequency Range87.5 MHz 107.9 MHz Usable SensitivityStereo:17.2 dBf 2 V(75 IHF) Mono: 11.2

8、 dBf 1 V(75 IHF) S/N RatioStereo: 70 dB (IHF-A) Mono:76 dB (IHF-A) THDStereo: 0.3 % (1kHz) Mono:0.2 % (1kHz) Frequency Response30 Hz15 kHz / 1 dB Stereo Separation45 dB ( 1kHz ) Tuning Frequency Range530 kHz1700 kHz Usable Sensitivity30 V S/N Ratio40 dB THD0.70% Power SupplyAC 120 V, 60 Hz Power Com

9、sumption5.7A Stand-by Power Comsumption1.0 W Dimensions(W x H x D) 17-1/8 W x 6-7/8 H x 16-7/8 D inches Weight13.4 kg 27.6 lbs Component Video Input 1,2,3 S-Video Compatible Jack Input DVD,VIDEO1,VIDEO2,VIDEO3 A/V InputDVD,VIDEO1,VIDEO2,VIDEO3 Component Video OutputOUT S-Video Compatible Jack Output

10、MONITOR OUT,VIDEO1,VIDEO2 A/V OutputMONITOR OUT,VIDEO1,VIDEO2 Digital InputsOptical : 2 Coaxial : 2 Analog InputsDVD(MULTICHANNEL),VIDEO1, VIDEO2,VIDEO3,TAPE,CD Multichannel Inputs6 Digital Output 1 (Optical ) Analog OutputsTAPE,VIDEO1,VIDEO2 Subwoofer Pre Output 1 Speaker Outputs7 Phones1 RS-232 Co

11、ntrol1 IR Input/Output1 12V Trigger Out3 8 RadioFans.CN 收音机爱 好者资料库 2. To initialize the unit This device employs a microprocessor to perform various functions and operations. If interference generated by an external power supply, radio wave, or other electrical source results in accident which cause

12、s the specified operations and functions to operate abnormally. To perform a result, please follow the procedure below. 1.Press and hold down the VIDEO-1 button, then press the STANDBY/ON button. 2.After CLEAR is displayed, the preset memory and each mode stored in the memory, such as surround, are

13、initialized and will return to the factory setting. 3. Unplug the power supply cord. 3. Safety-check out (U.S.A. model only) After correcting the original service problem, perform the following safety check before releasing the set to the customer. Leakage Current Check Measure leakage current to a

14、known earth ground(water pipe, conduit, etc.) by connecting a leakage current tester between the earth ground and exposed metal parts of the appliance (input/output terminals, screwheads,metal overlays, etc.). Plug the power supply cord directly into a 120V AC 60 Hz outlet and turn Standby switch on

15、. Any current meausred must not exceed 0.5mA. 1. Replacing the fuses This symbol located near the fuses indicates that the fuse used is fast operating type. For continued protection against fire hazard, replace with same type fuse. For fuse rating refer to the marking adjacent to the symbol. Ce symb

16、ole indique que le fusible utlise est a rapide. Pour une protection permanente, nuntiliser que fusibles de meme type. Ce darnier est la qu le present symbol est appse. CIRCUIT NO. PART NO. DESCRIPTION F6901,F6902 252301 or12A-TUL-250V or 25219612A-UL/T-314,Fuse F901 2521988A-UL,Fuse F903 252164 or5A

17、-UL/T-237 or 2522585A-T/UL-ST2,Fuse F9501 252160 or2.5A-UL/T-237 or 2522542.5A-T/UL-ST2,Fuse DTR-4.5 SERVICE PROCEDURES RadioFans.CN 收音机爱 好者资料库 A046 A211 A031 A192 P103 A031 A048 A096 A031 A031 A036 A031 A031 A042 A033 A037 A031 A121 A031 Q6050 Q6064 A031 A031 A031 A031 T901 A181 A216 A066 E800 A060

18、 A041 A018 A006 A027 A031 A001 A031 A176 A017 A026 A056 A226 A221 A216 A029 A050 A013 A226 A221 A231 A121 A031 A031 A031 A091 U2 U27 U36 U18 U21 U22 U12 U32 U26 U31 U6 U19U11 U5 U16 U17 U7 U13 U4 U3 U1 P761 P7502 P6931 P7501 F903 F901 F9501 F6902 F6901 A002 A042 A236 A206 A177 A043 A038 A011 U23 DTR

19、-4.5 DTR-4.5 A 1 2 3 4 BCDE EXPLODED VIEW DTR-4.5 BLCOK DIAGRAM Amplifier section TAPE_OUT_R TAPE_OUT_L V2_OUT_L V2_OUT_R V1_OUT_L V1_OUT_R Z2_R Z2_L MIX_R MIX_L SOURCE_L SOURCE_R RECOUT_L RECOUT_R MCH_SR MCH_SL MCH_SW MCH_CT ADLT+ ADRT+ ADLT- ADRT- ADRT- ADRT+ ADLT+ ADLT- RX0 RX1 RX2 RX3 RX4 RX5 TX

20、 RX6 DAC_FL DAC_CT DAC_SW DAC_FR DAC_SR DAC_SL VOLIN_SBR VOLIN_SBL TUNER PACK NJW1157 CD TAPE OUT TAPE IN VIDEO3 IN VIDEO2 OUT VIDEO2 IN VIDEO1 OUT VIDEO1 IN DVD MSL/MSR MC/MSW COAX 1 COAX 2 Digital Input OPT1 OPT2 OPT Digital Output -6dB -6dB +9.7dB TC9162 DIR 2ch ADC CS42518 8ch DAC LPF TONE TONE

21、LPF LPF LPF LPF LPF 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 73 73 51 74 41 43 23 25 22 24 26 21 27 29 28 30 44 42 46 45 48 47 93 92 91 95 90 89 88 86 85 84 83 87 82 81 80 94 9 8 12 17 10 19 20 21 11 18 4 25 3 26 2 27 22 7 23 6 5 24 16 15 14 13 49 48 43 42 47 46 45 44 50 37 36 17

22、19 35 34 32 33 31 30 28 29 26 27 + + A A A A A 1 2 3 4 5 BCD DTR-4.5 BLCOK DIAGRAM Amplifier section Z2RL HPRL HPIN FRL FL_PO FR_PO CT_PO SW_PO SL_PO SR_PO SBMUT Z2LMUT AMUT Z2L_PO Z2R_PO DC24 in for A-BUS 40k IR in1 for A-BUS 40k IR in2 for A-BUS 56k IR OUT for A-BUS 12V TRIGGER A 12V TRIGGER B 12V

23、 TRIGGER C IR IN IR OUT RJ-45 for A-BUS RIex RS-232C 12V TRIDDER CONTROL IR 56k RE-MODULATOR IR DE-MODULATOR IR DE-MODULATOR RI INTERFACE INTERFACE RS-232C SW POWER AMPLIFIER +29dB +29dB +29dB +29dB +29dB FRONT LEFT FRONT RIGHT CENTER SURR. LEFT SURR. RIGHT HEADPHONES ZONE2 LEFT ZONE2 RIGHT SPEAKER

24、TERMINALS R L TONE TONE +6dBZONE2 +20.2dB NE NE DSPSD_RAM IC42S16100 2M Byte CS494003 FLASH ROM MX29LV040 2M Bit LPF ZONE2 PREOUT/LINEOUT BD3814 7 6 5 4 3 2 1 8 107 118 106 81 80 86 134 109 110 58 54 63 62 64 1 26 27 21 20 22 23 27 28 A A A 1 2 3 4 5 BCD DTR-4.5 BLCOK DIAGRAM Video section VIDEO1 DV

25、D VIDEO2 VIDEO3 S VIDEO INPUT DVD VIDEO1 VIDEO2 VIDEO3 YC YC YC YC COMPOSITE VIDEO INPUT COMPONENT VIDEO INPUT Y1 CB1 CR1 Y2 CB2 CR2 Y3 CB3 CR3 NJM2595 Y NJM2595 NJM2595 C OSD C Y Y/C Mix LC74763-9836 MM1512 SDET*OSD+(OSD*SI) OSD*(SDET+SI) SDET*OSD+(OSD*SI) SDET*OSD+(OSD*SI) SDET*OSD 6dB 6dB 6dB 6dB

26、 6dB 6dB 6dB 6dB 6dB 0dB 0dB -6dB -6dB 6dB A 1 2 3 4 5 BCD DTR-4.5 BLCOK DIAGRAM Video section A 1 2 3 4 5 BCD COMPONENT VIDEO OUTPUT Y CB CR A B COMPOSITE VIDEO OUTPUT MONITOR VIDEO1 VIDEO2 VIDEO2 CY CY VIDEO1 CY MONITOR NTSC Y/C Sep. 1-Line Y C PAL*(SDET+OSD) PAL*SDET+(OSD*SI) S VIDEO OUTPUT SDET*

27、OSD SDET*OSD+(OSD*SI) DTR-4.5 SCHEMATIC DIAGRAM 1 Preamplifier section +12VA DAC_FR MIX_R -12VA MIX_L PZ2_L PZ2_R VIN_L DAC_FR FSWSTBFSWDAT FSWCLK AIN_L AIN_R DAC_FL DAC_FL VAI_L VAI_R VIN_R Z2TONE_RI Z2TONE_LI ADRT+ ADRT- ADLT+ ADLT- AIN_L MSR MCT MSL MSW SW_VO V4_R V4_L MIC_L AIN_R VLTNSTB VLTNCLK

28、 VLTNDAT TUP_L TUP_R Z2TONE_LI Z2TONE_RI FSWCLK FSWDAT FSWSTB Z2BDDAT Z2BDCLK Z2BDMUT VLTNSTB VLTNCLK VLTNDAT APOWER SPRLF SPRLCS SOURCE_L SOURCE_R REC_L REC_R TU_L TU_R DSPRST DSPCS DSPFCS DSPINT DSPFINT DIGCLK DIGSDI DIGSDO DIRINT DIRSDI DIRCS DIRRST ADCRST V3_L V3_R V1_LI V1_RI DVD_R DVD_L V2_RI

29、V2_LI TA_RI TA_LI CD_R CD_L DVD_L V1_LI DVD_R V1_RI MSW MSL MSR MCT TA_LO TA_RO V2_RO V2_LO TA_LI TA_RI V1_RO V1_LO V2_LI V2_RI V3_R V3_L PH_L PH_R SW_PO FL_PO FR_PO SBR_PO SBL_PO CT_PO SL_PO SR_PO CD_L CD_R VIN_R DAC_CT VIN_L DAC_SR DAC_SL DAC_SW VIN_SBR VIN_SBL DSP Section TAPE OUT VIDEO2 OUT VIDE

30、O3 IN TAPE IN VIDEO2 IN VIDEO1 OUT VIDEO1 IN DVD MSL/MSR MC/MSW * SCH. 2 CODE TO NADG-8366 (SCH. 9) T7,E7,T6,E6,C6NO YES C411,C412 D6,D5,D4,P6 CD NAAR-8365-1(1) R374 470 R376 10K R37710K R37910K R373 470 R375 10K C38447/16 + C38347/16 + R371 1.2K R372 1.2K R378 10K R380 10K C381330J C358 4.7/50 + C3

31、52 104Z C355 4.7/50 + C365 104Z C366 47/16 + C368 47/16 + C36747/16 + C369 47/16 + C370 47/16 + C371 47/16 + C372 47/16+ C373 47/16+ C374 10/16 + C379 10/16 + C380 1/50 + C375 10/16 + 0 R4420 R4410 Q304 79L07 3 O 2 I 1 G Q305 TC9162 1VSS 2 3 4 5 6 7 8 9 10 11 12 13STB 14GND15 CLK 16 DATA 17 COM4 18

32、S7 19 COM3 20 S6 21 S5 22 COM2 23 S4 24 S3 25 COM1 26 S2 27 S1 28 VDD Q306:A NJM4565M-D 7 4 5 6 8 Q306:B NJM4565M-D 1 2 3 C329 221J C330 221J C323 221J C324 221J C325 221J C326 221J C327 221J C328 221J C313 221J C314 221J C315 221J C316 221J C319 221J C320 221J R324 330 R323 330 R322 330 R321 330 R3

33、20 330 R319 330 R318 330 R317 330 R316 330 R315 330 R313 330 R330 56K R329 56K R305 330 R306 330 C304 104Z C303 104Z C302 104Z R339 56K R314 330 R311 330 R312 330 R309 330 R310 330 R307 330 R308 330 C305 104Z R348 56K R347 56K R346 56K R345 56K P303 9 7 8 6 4 5 3 1 2 10 P304 9 7 8 6 4 5 3 1 2 10 C41

34、2 10/16 + C411 10/16 + C431 47/16 + C432 47/16 + Q BD 1 2 3 4AGND1 5 6 7 8AGND2 9INSW 10AGND3 11INSR 12AGND4 13INSL 14AGND5 15INC 16AGND6 17INFR 18AGND7 19INFL 20VEE -+ -+ P305 9 7 8 6 4 5 3 1 2 10 C376 10/16 + C377 10/16+ C356224J C357472J 12 13 14 15 16 17 18 Q303 78L07 1 O 2 G 3 I C353 220/16 + C

35、354 220/16 + C351 104Z P351A 13 12 11 10 9 8 7 6 5 4 3 2 1 P352A 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R336 56K R335 56K R340 56K C309 221J C310 221J R303 330 R304 330 P302 6 4 5 3 1 2 7 0 C359224J C360472J C364104Z C382330J Q302 NJW1157 51L1IN 52R1IN 53L2IN 54R2IN 55L3IN 56R3IN 57L4IN

36、58R4IN 59L5IN 60R5IN 61L6IN 62R6IN 63L7IN 64R7IN 65L8IN 66R8IN 67L9IN 68R9IN 69L10IN 70R10IN 71L11IN 72R11IN 73L12IN 74R12IN 75NC 76DGND 77DATA 78CLOCK 79LATCH 80LAIN 81RAIN 82CAIN 83LSAIN 84RSAIN 85LBAIN 86RBAIN 87SWAIN 88LBIN 89RBIN 90CBIN 91LSBIN 92RSBIN 93LBBIN 94RBBIN 95SWBIN 96GND 97GND 98VSS2

37、 99VDD2 100TCCAP 1 LOUT 2 ROUT 3 COUT 4 LSOUT 5 RSOUT 6 LBOUT 7 RBOUT 8 SWOUT 9 DC_L1 10 DC_L2 11 FIL_BL 12 FIL_TL 13 DC_R1 14 DC_R2 15 FIL_BR 16 FIL_TR 17 NC 18 NC 19 V+ 20 V- 21 REC_A1L 22 REC_A1R 23 REC_A2L 24 REC_A2R 25 REC_A3L 26 REC_A3R 27 REC_B1L 28 REC_B1R 29 REC_B2L 30 REC_B2R 31 DCCAP_L 32

38、 DCCAP_R 33 DCCAP_C 34 GND 35 GND 36 DCCAP_LS 37 DCCAP_RS 38 DCCAP_LB 39 DCCAP_RB 40 DCCAP_SW 41 DCL_OUT 42 DCL_IN 43 DCR_OUT 44 DCR_IN 45 FL+ 46 FL- 47 FR+ 48 FR- 49 VDD 50 VSS C378 10/16 + C42110/16 + C422 10/16 + C423 10/16 + C42410/16 + C427 10/16+ C428 10/16 +C425 10/16 + C426 10/16 + R444 R443

39、 U1 A 1 2 3 4 5 BCD DTR-4.5 SCHEMATIC DIAGRAM 1 Preamplifier section A 1 2 3 4 5 BCD DAC_FR DAC_FL +12VA -12VA GND CT_VO SL_VO SR_VO +5VDSP APOWER SPRLF SPRLCS SPRLSB Z2LPMUTD SBZ2MUTD FANH VPOWER SYSIN THERMAL FANCTR SPRLZ2 AMUTD PROTECT SYSIN +56S TRG12V +13S SEC1H FL_PO FR_PO SBL_PO SBR_PO CT_PO

40、SL_PO SR_PO TRG12V GND +24V -24V +56S DAC_CT DAC_SL DAC_SW DAC_SR MCT MSL MSR MSW Z2BDMUT Z2BDDAT Z2BDCLK AMUTD SBZ2MUTD Z2LPMUTD THERMAL SPRLCS PROTECT SPRLF VOLH SPRLSB SPRLZ2 SEC1H APOWER VOLH DSPBUSY VIDEO+5V VIDEO-5V +12VA -12VA FL_VO FR_VO DSP Section PURE AUDIO Part-4 ZONE2 LINE/PREOUT SCH. 2

41、 DSP Section RI TO NAAF-8383 (SCH. 3) TO NAPS-8389 (SCH. 6) TO NAPS-8389 (SCH. 6) R403 2.2K R411 100 R404 2.2K R409 100 R402 2.2K R410 100 D902 1SS352 C908 104Z R401 2.2K C906 104Z D901 1SS352 104Z C389221J R38547K R3861.2K R387 15K C388 10/16 + R412 100 R451 4.7k R452 4.7k Q910 79M05FA 3 O 2 I 1 G

42、R902 56 Q902 79M12HF 3 O 2 I 1 G R903 0 Q901 78M12HF 3 O 2 G 1 I Q402 RN1441 Q404 RN1441 Q406 RN1441 Q408 RN1441 R4800 R4790 C911 10/16 + C912 10/16 + C907 10/16 + C909 10/16 + C904 10/16 + C905 10/16 + R912 0 C443 102J C444 102J C450 104Z R350 330 R349 330 R498 100k R428 100k R427 100k R407 2.2K R4

43、15 100 R408 270 R416 100 Q414 RN1441 Q415 RN1441 Q416 RN1441 R426 0 Q421 BD3814 21 TNFR 22 TNFL 23 BNF1R 24 BNF2R 25 BNF1L 26 BNF2L 27 OUTFL 28 OUTFR 29 OUTC 30 OUTSL 31 OUTSR 32 OUTSW 33 AGND8 34 DGND 35 MUTE 36 DA 37 CL 38 AGND9 39 VCC 40 AGND10 + + TREBLE BASS LOGIC E301 1 E302 1 E300 1 2 3 4 P42

44、2 4 2 1 3 R905 0 P6931B 11 10 9 8 7 6 5 4 3 2 1 R499 330 P424 JL9502B 1 2 3 4 5 6 7 C417104J C420104J C418104J C416472J C415472J P353A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 104Z P354A 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R38810K Q307:A NJM4565M-D 6 5 4 7 8 C402 47/16 + C403 47/16 + C404 47/16 + C407 47/16 +

45、C408 100/16 + C401 47/16 + R417 22k R418 22k R419 22k R420 22k R423 22k R424 22k C439 4.7/50 + C440 4.7/50 + Q429 RN1441 R489 2.2K R490 2.2K R487 22K R488 22K R485 2.2K R486 2.2K Q427 RN1441 R4600 R4590 R461 0 R462 0 C419104J P308 1 2 3 4 5 6 7 8 9 10 11 12 Q901B hs Val 1 C902 22/35 + C901 223Z R901

46、 12 R906 100 2W C390103J Q903 78L05HF 1 O 2 G 3 I Q911 78L05HF 1 O 2 G 3 I R911 0 Q904 2SA1726 R904 33 R913 33 Q909 2SA1726 C391 103J DTR-4.5 SCHEMATIC DIAGRAM 2 DSP section A 1 2 3 4 5 BCD GND ADLT+ ADLT- ADRT+ ADRT- DAC_FL DAC_FR DAC_CT DAC_SW DAC_SL DAC_SR +12VA FIL_FL FIL_FR FIL_CT FIL_SR FIL_SL

47、 FIL_SW +12VA -12VA -12VA +5VDSP +12VA -12VA RX1 RX0 DIRSDI DIGSDO DIRCS TX RX2 RX3 RX4 DIRRST DIGCLK DIRINT ASP Section SCH. 1 ASP Section Part-3 NAAR-8365-1(2) C923 R557 180 R549180 R558180 R550 180 R559 180 R551 180 R560 4.7K R5524.7K R561 180 R553 180 R562180 R554 180 R541 4.7K R533 4.7K R542 4.

48、7K R534 4.7K R543 4.7K R535 4.7K R544 4.7K R536 4.7K R545 4.7K R537 4.7K R546 4.7K R538 4.7K R525 470 R517 470 R526 470 R518 470 R527 470 R519 470 R528 470 R520 470 R529 470 R521 470 R530 470 R522 470 R509 3.3K R510 3.3K R502 3.3K R511 3.3K R503 3.3K R512 3.3K R504 3.3K R513 3.3K R505 3.3K R514 3.3K

49、 R506 3.3K R501 3.3K C921 47/16 + C863 10/16 + C864 10/16 + R6420 R6410 R6400 R6390 R6370 R6380 L921 22K R8960 R8970 R8980 Q503:A NJM4565M-D 7 4 5 6 8 Q503:B NJM4565M-D 1 2 3 Q502:B NJM4565M-D 1 2 3 Q501:A NJM4565M-D 7 4 5 6 8 Q501:B NJM4565M-D 1 2 3 C861 10/16+ C862 10/16+ C878 100/6.3 + C877 104Z C876 473K C875 222K C879 104Z R8831K R8841K R885 56 R886 56 C868 104Z R878 56 104Z R87156 R87256 R87356 R87556 R87656 R87056 R86956 R887 104K C880 330J R888330 R891 330 R890 330 R889 330 C883330J C882330J C881330J R8682.7K C87