Onkyo-HTX22HDX-sur-sm维修电路原理图.pdf

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1、HTX-22HDX SERVICE MANUALSERVICE MANUAL RC-720S V1.4a R DIGITAL SURROUND SYSTEM Black model MODEL HTX-22HDX(B) 230V AC, 50Hz 120V AC, 60Hz B MPP B MDC Ref. No. 4204 042010 SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR R

2、ISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. 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

3、. RadioFans.CN 收音机爱 好者资料库 HTX-22HDX FIRMWARE UPDATE-1 DSP Update procedure HTX-22HDX Rear Panel OPTICAL IN 2 DIGITAL OUT OPTICAL Connection Example PC (Personal Computer) For a different shape of OPTICAL terminal, Use a conversion adapter. L R DIGITAL ANALOG REMOTE CONTROL OUT OUT OPTICAL CD player

4、OPTICAL IN 2 DIGITAL OUT OPTICAL Preparation 1. PC (Personal Computer) which can play back wav files and output digital audio signal at 44.1 kHz (sampling frequency). 2. Software: Given wav-formatted FW Store it in the PC in advance (PC Update) or burn a CD-R with it as a music disc (CD Update). 3.

5、Connection: DIGITAL (OPTICAL/COAXIAL) OUTPUT of PC/CD Player - DIGITAL (OPTICAL/COAXIAL) INPUT of HTX-22HDX. * PC needs to be able to handle wav files and output digital audio signal at Sampling Frequency 44.1 kHz. * For wav-compatible PCs which do not output audio signal at the above specification,

6、 use a commercially-available USB-AUDIO interface unit. e.g. Onkyo-made ND-S1 * Set Sampling frequency to 44.1 kHz and also set Volume to Maximum. For further information, please see Owners manual of your PC. * Instead of PC, CD players with DIGITAL output terminal can be used. Note: CD players need

7、 to output digital audio signal at 44.1 kHz of Sampling frequency. Some CD players and DVD players are not suitable for update because they process audio signal to output. Burn a CD-R as music disc. RadioFans.CN 收音机爱 好者资料库 HTX-22HDX FIRMWARE UPDATE-2 DSP Update procedure D:1.00/10218aDX Main1.01/103

8、26AB ChsumM:98E1708B S/PDIF Update. * It depends on the version. * It depends on the version. * It depends on the version. TOTAL / AUTO TOTAL / AUTO DSP / AUTO Standby mode Writing. Complete! Clear S/PDIF Update. * Playback starts (Playback time: about 19 seconds.) (about 25 seconds.) 1. “Writing” w

9、ill not be shown even more than about 19 seconds passed after starting playback, audio signal does not output at Sampling frequency: 44.1kHz. Check the connection and settings and try again. When another try results in failure again, use the other update method. 2. DURING FW UPGRADE, DO NOT TURN OFF

10、 THE UNIT. DO NOT REMOVE ANY CONNECTIONS. These operation will not allow FW Upgrade any more, and the whole board or IC will need replacing. Procedure 1. Set MASTER VOLUME value to 10. 2. Hold down INPUT button and then press ON/STANDBY button. Main FW version will be displayed. 3. Press LISTENING M

11、ODE button. DSP FW version will be displayed. 4. Press LISTENING MODE button. Check Sum will be displayed. 5. Press INPUT button. * Pressing LISTENING MODE button changes AUTO - COAX1 - OPT1 - AUTO 6. Press INPUT button. (No change) 7. Press LISTENING MODE button. * TOTAL - DSP - MAIN - DSP - MAIN 8

12、. Press INPUT button. 9. PC upgrade: Play back the wav file stored in your PC. CD upgrade: Play back the FW CD-R with the connected CD player. After playback ends (about 19 seconds.), writing will start. It takes about 25 seconds. Make sure that ”PCM” is shown before starting playback. About 19 seco

13、nds later, the message will change from S/PDIF Update. to Writing. When “Writing.” will not be shown, the output music data is not correct. Check the connection and settings. 10. Turn on the unit and confirm the new version number. HTX-22HDX EXPLODED VIEWS-1 OVERALL / SPEAKER SECTION HTX-22HDX SP12

14、SP01a/b SP02a/b SP06 x 5 pcs SP15a/b SP03 SP05 x 4 pcs. SP05 x 8 pcs. SP04 x 4 pcs. A034 x 2 pcs A033 x 3 pcs A032 A134 -Rear- See EXPLODED VIEWS-2 HTX-22HDX EXPLODED VIEWS-2 AMPLIFIER SECTION HTX-22HDX A062 A045 A052 A025 A016 A012 A021 A018 E892 A140 A014 L=70mm A001 A003 A002 A039 A130 A022 L=95m

15、m U02-2 U02 U03 U03-1 U03-2 U03-5 (NSP) U03-4 U03-3 U01 U02-1 U02-3 (NSP) P7051 A101 A142 A143 A138 E895 E889 F901 T901 A020 x 4 pcs A009 x 4 pcs A050 x 2 pcs A008 x 6 pcs A010 x 4 pcs E890 x 7 pcs A105 x 14 pcs A106 x 4 pcs (3 x 6mm) A023 x 6 pcs A042 x 4 pcs A024 x 2 pcs A136 x 2 pcs A024 x 4 pcs

16、A019 x 2 pcs A028 x 2 pcs A107 x 4 pcs A108 x 4 pcs Q5001A See “PC BOARD PARTS LIST” A132 L=150mm A132 L=150mm A144 x 2 pcs (FELT) A046 L=80mm HTX-22HDX EXPLODED VIEWS-3 HTX-22HDXST HTX-22HDX SP20a/b HTX-22HDXST HTX-22HDXST TERMINAL : White / Black TERMINAL : Red / Black Cannot remove the speaker gr

17、ill. HTX-22HDX SCHEMATIC DIAGRAMS - 1/8 POWER SUPPLY SECTION A 1 2 3 4 5 BCDEFGH APOWER +BSUB GNDDG +BDG POFF FLAC2 FLAC1 -VP +5VDIS AMPAC1 AMPAC2 AMPAC4 AMPAC3 DGAC1 DGAC2 STBY:14.66V P-ON:12.5V F9001T901T9002 JJ T1AL250VPP DC NPT-1520JQ NPT-1520JQ NPT-1520GQ 2.5A/125V 2.5A/125V BAPS-0434 BAPS-0331

18、 BAETC-0335 BAETC-0438 JJ: AC100V/50Hz /60Hz PP: AC230V/50Hz DC: AC120V/60Hz TO BAAF-0326TO BAAF-0326 NPT-1577J NPT-1577P NPT-1577D TO BADIS-0435(SA-205HDX) TO BADIS-0332(HTX-22HDX) 1.25V-22mA R9001-68(1/2W) Jtype 100(1/2W) D,Ptype -27.2V +12.6V +10.2V 1(1/2W) J,Ptype R9106-2.2(1/2W)Dtype C9003 103M

19、/275VAC C9002 472/250V R9003 100K D9008 RL1N4003 D9003 RL1N4003 D9002 RL1N4003 D9112 RL1N4003 C9009 4.7/50 C9007 470/16 + R9104 33K C9105 47/50 D9009 RL1N4003 R9002 10(1/2W) R9004 68(1/2W) P9501A 1 2 3 4 C9001 472/250V JL9004A 1 2 3 4 5 6 7 C9106 223K Q9001 KRC105S D9007 UDZS4.3B R9105 2.2(1/2W) T90

20、02 NPT-1520JQ 9 8 6 5 4 1 D9005 KDS4148U D9004 KDS4148U D9001 KDS4148U L9001 NCH-3581 2 14 3 D9006 S1NB60-4062 1 3 4 2 C9110 473 C9005 223J AC_CORD F9001B F9001A P9001 2 1 C9004 104J P9002B 1 P9002A 1 P9003 AC_INLET 1 2 RL9001 4 32 1 P7003B 5 4 3 2 1 C9104 470/50 R9103 5.6K R9102 5.6K Q9101 2SC2235

21、D9113 UDZS16B D9105 UDZS16B T901 Val 8 9 10 11 12 13 14 15 16 176 5 2 R9001 C9006 2200/16 R9106 R9101 22(1/4W) AGAINST FIRE HAZARD, REPLACE VA FOR CONTINUED PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION ATTENTION ET CALIBRATION COMME INDIQUE. DINCENDIE, REMPLACER UNIQUEMENT PE

22、RMANENTE CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE VA E LENT.POUR UNE PROTECTION PERMANENTE,NUTILISER INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE. QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST FOR CONTINUED PROTECTION AGAI

23、NST FIRE RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL. HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES THAT THE FUSE USED IS SLOW OPERATING TYPE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (

24、MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED. ELECTROLYTIC CAPACITORS ( ) ARE IN u

25、F/WV. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE

26、 HTX-22HDX SCHEMATIC DIAGRAMS - 2/8 POWER AMP. SECTION A 1 2 3 4 5 BCDEFGH FR FL SR SL C SW VOLH +BSUB +BDG APOWER POFF GND GND GND GND GND GND -27V +27V -27V +27V -27V +27V +27V -27V -27V +27V +5VDG +5VDG +27V -27V SPRLCS SPRLF RCPOWER RCPOWER GNDDG GNDDG FR_SPOUT FL_SPOUT GND SL_SPOUT SR_SPOUT AMP

27、AC1 AMPAC4 FR_SPOUT C_SPOUT +BDG C_SPRL SLR_SPRL FLR_SPRL DGAC1 DGAC2 POFF +BDG APOWER +BSUB GNDDG SW_SPOUT FL_SPOUT GNDLR NO.2BAAF-0326 +27V -27V NC +12.6V 12V_RELAY +5.0V to ASP SECTION GNDLR 12V_RELAY SURR ch AMP FRONT ch AMP CENTER ch AMP SW ch AMP AMPAC2 AMPAC3 SL/SR OUTFrom BAPS-0331(HTX-22HDX

28、) From BAPS-0434(SA-205HDX) FL/FR OUT SW OUT SW OUT C OUT To BAHDM-0324 (for HTX-22HDX) To BATRM-0437 To BATRM-0334 (for SA-205HDX) NC (for SA-205HDX) (for HTX-22HDX) NC &PCB&auevh021 2 1 C5011 104 C5012 104 C5112 104 C5108 NC R5001 1K R5003 1K C5006 NC R5004 1K R5006 1K C5008 NC R5101 1K R5103 1K R

29、5104 1K R5106 1K R5114 4.7(1W) C5009 220/10 C5010 220/10 C5110 220/10 R5113 4.7(1W) R5014 4.7(1W) R5013 4.7(1W) C5111 104 C5103 471 C5101 471 C5003 471 C5001 471 C5007 NC C5005 NC C5013 NC C5014NCC5114NC C5113 NC R5201 1K R5203 1K C5207 NC Q5201 LM2876 1 2 3 4 5 6 7 8 9 10 11 +V NC OUTPUT -V NC NC G

30、ND MUTE -IN +IN NC C5203 NC C5204 NC C5205 220/10 Q5301 LM3886 1 2 3 4 5 6 7 8 9 10 11 +V NC OUTPUT -V +V NC GND MUTE -IN NC +IN C5301 471 R5303 1K C5303 NC C5304 NC C5305 220/10 R5307 4.7(1/2W) C5201 471 C5109 220/10 C5002 47/50 C5004 47/50 C5104 47/50 C5202 47/50 C5302 47/50 R5301 1K C9504 8200/35

31、 + R5207 4.7(1/2W) C5206 104 C9503 8200/35 + C5306 104 E901 1 23 4 C9202 10000/16 P9102B 13 12 11 10 9 8 7 6 5 4 3 2 1 R9205 47 Q9203 2SC2712 R9206 47 Q9204 2SC2712 R9207 47 Q9205 2SC2712 R9208 47 R9220 470(1W) Q9206 2SC2712 R9221 56 Q9207 2SC2712 RL5301 2 5 61 4 3 C5307 102 D5301 1SS352 C9502 334 C

32、9501 334 D95021SS352 C9505 102K RL9501 1 23 4 RL9502 2 14 3 P9802 1 2 3 4 R9209 2.2(1/2W) Q9201 78M053 O 2 G 5 HT 1 I R9222 6.8(1W) C9204 47/25 + C9203 223K R9223 6.8(1W) D9501 RS1505M 1 2 4 3 C9201 334 D9204 D3SBA20 1 3 4 2 Q9202 2SC2712 P9803 1 2 3 4 C5106 NC P9804 1 2 3 4 Q5101 LM4766 1 2 3 4 5 6

33、 7 8 9 10 11 12 13 14 15 OUT-B VCC-A OUT-A VEE GND-A -IN_A MUTE-A +IN_A NC GND-B MUTE-B -IN_B +IN_B NC VCC-B C5105 NC C5107 NC R5002 47K R5005 47K R5102 47K R5105 47K R5108 56K R5107 56K R5202 47K R5204 56K C5308 NC R5304 56K R5302 47K R5305 12K R5205 12K R5110 12K R5109 12K R5010 12K R5008 56K R500

34、9 12K F5001 3.5A P9805 CLAMPER 1 D59011SS352 D59021SS352 D59031SS352 D59041SS352 D5906 1SS352 D5905 1SS352 D5907 UDZS3.3B P9801 1 2 3 4 R5905 47K R5906 47K R5904 47K R5903 47K R5902 47K R5901 47K R9218 2.2K R9216 2.2K R9214 2.2K R9212 2.2K R9210 2.2K R9211 47K R9213 47K R9215 47K R9217 47K R9219 47K

35、 R5306 2.2K R5206 2.2K R5112 2.2K R5111 2.2K R5012 2.2K R5011 2.2K Q5001 LM4766 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 OUT-B VCC-A OUT-A VEE GND-A -IN_A MUTE-A +IN_A NC GND-B MUTE-B -IN_B +IN_B NC VCC-B R5007 56K R5908 NC R5907 470K C5901 1/50 JL9004B 7 6 5 4 3 2 1 P5001B 1 2 3 4 5 P5101B 5 4 3 2 1 P53

36、01B 1 2 P5201B 2 1 P9501B 4 3 2 1 P8105C 1 2 JL9103B 5 4 3 2 1 C9506 NC P5302 2 1 P5304 NC 1C5309 NC J50437.5 L5301NCH-1647 1 34 2 J50447.5 C5102 47/50 HTX-22HDX SCHEMATIC DIAGRAMS - 3/8 AUDIO SIGNAL PROCESSOR SECTION A 1 2 3 4 5 BCDEFGH AMUT AMUT ADC_L ADC_R DAC_FR DAC_FL DAC_SW DAC_CT DAC_SR DAC_S

37、L DAC_SBR DAC_SBL -15V +15V ADC_R ADC_L MICOUT VOL_DATA VOL_CLK VOLH AMUT IN2R IN1L IN2L IN1R SBR MICOUT SBR SBL SBL SW C_OUT SBL SBR +15V -15V SW SW C FR FL SL SR VOLH SW C FR FL SR SL VOLH 1N3L IN3R AMUT GND GND GND GND -27V -27V +27V +27V -15V +15V IN2R IN2L IN1R IN1L SL_OUT SR_OUT GND -15V SW_OU

38、T MICOUT L_OUT R_OUT DMIXL DMIXR C_OUT SBR_OUT SBL_OUT +15V +15V -15V L_OUT R_OUT DAC_FR DAC_SW DAC_FL SA-205HDX Only SW Rch Lch Rch Lch Lch Rch IN3 IN2 IN1 GNDLR Subwoofer Rch Lch GND BAAF-0326 NO.1 SB PreOut Rch Lch Downmix to MAIN AMP SECTION 54mA 47.7mA 47.7mA 6.3mA 6.3mA 53.3mA 0.43W Cut off 35

39、0Hz Cut off 1.6KHz/Gain 20dB 0.44W Headphone (Only for SA-205HDX ) R5694 220K R5693 220K R5692 220K R5691 220K R5695 220K R5696 220K R5699 220K R5700 220K R558710K C5666 220/25 C5667 220/25 R5698 220K R5697 220K R5579 220K P4101B 1 2 3 4 5 6 7 8 9 10 11 12 13 P4102B 1 2 3 4 5 6 7 8 9 10 11 12 13 R55

40、11 2.2 C5509 221J R5549 220K R5503 330 R5504 330 R5543 220K R5544 220K R5505 330 R5545 220K R5546 220K C5506 221J C5505 221J C5504 221J C5503 221J R5501 NC R5502 NC R5512 NC C5501 NC C5502 NC P5901 NC 4 2 1 3 R5541 0 R5542 0 Q5607RN1441 R5607 220K R5627 100 Q5617 RN1441 C5607 47/50 R5626 100 C5606 4

41、7/50 R5606 220K Q5605RN1441 R5605 220K R5625 100 C5605 47/50 Q5615 RN1441 Q5606RN1441Q5616RN1441 Q5603RN1441 R5603 220K R5623 100 C5603 47/50 R5624 100 R5604 220K Q5604RN1441 C5604 47/50 Q5614 RN1441 Q5613 RN1441 R5610 270 Q5630B NJM4580 5 6 8 7 R5641 680 R5642 680 C5641 474 R5600 10K R5643 10K R562

42、0 100 R5681 220K R5714 10K R5713 10K R5704 220K R5703 220K C5711 222 C5708 47/25 C5707 47/25 C5704 10/50 C5703 10/50 C5712 222 Q5701B NJM4580 6 5 7 8 Q5701A NJM45803 2 1 4 JL7202B 1 2 3 C5632 103J R5632 15K R5631 47K C5631 221 C5600 47/50 Q5600 RN1441 Q5610 RN1441 R5633 1.2K C5642 1/50 C5630 47/25 R

43、5613 220 R5614 220 R5615 220 R5616 220 R5617 220 R5688 22(1W) R5690 6.8(1/2W) C5672 10/50 C5673 10/50 Q5671 79M15 3 O 2 I 4 1 G Q5670 78M15 3 O 2 G 4 1 I C5671 104 C5670 104 R5689 22(1W) R5687 6.8(1/2W) R5667 150(1/2W) R5666 150(1/2W) R5715150(1/2W) R5716150(1/2W) C5678 47/50 C5677 47/50 R559510K C5

44、591 330J Q5503B NJM4580 7 8 6 5 Q5503A NJM4580 1 2 3 4 R559410K C5590 330J R5591 22K R5599 22K R559012K R559812K C5552 47/25 C5556 47/25 C5555 47/25 C5554 47/25 C5553 47/25 C5557 47/25 C5558 47/25 R5589 10K R558810K R5684 150(1W) D5671 UDZS6.8B D5672 UDZS6.8B JL5902A 1 R5596 330 R5597 3.3K R5592 330

45、 R5593 3.3K +6.9V C5674 470/16 -6.92V C5551 47/25 R5506 330 R5513 NC C5611 NC C5612 NC Q5501 R2A15218FP 80 NC10 79 INL9 78 INR9 77 NC9 76 INLA/RECL1 75 INRA/RECR1 74 NC8 73 INL8 72 INR8 71 INL7 70 INR7 69 INL6 68 INR6 67 INL5 66 INR5 65 INL4 64 INR4 63 INL3 62 INR3 61 INL2 60 INR2 59 INL1 58 INR1 57

46、 NC7 56 AGND7 55 ADCR 54 ADCL 53 NC6 52 AVEE 51 MUTE 50 CLOCK 49 DATA 48 DGND 47 SUBR 46 SUBL 45 SBLCIN 44 SBRCIN 43 FRIN2 42 FLIN2 41 SRIN2 40 SLIN2 39 SWIN2 38 CIN2 37 SBRIN2 36 SBLIN2 35 NC5 34 TRER 33 BASSR2 32 BASSR1 31 NC5 30 AVCC 29 NC4 28 TREL 27 BASSL2 26 BASSL1 25 NC3 24 FRC 23 FROUT 22 AG

47、ND6 21 FLOUT 20 FLC 19 AGND5 18 CC 17 COUT 16 AGND4 15 SWOUT 14 SWC 13 NC2 12 SRC 11 SR_OUT 10 AGND3 9 SLOUT 8 SLC 7 AGND2 6 SBRC 5 SBROUT 4 AGND1 3 SBL_OUT 2 SBLC 1 NC1 100 SBRIN1 99 SBLIN1 98 SRIN1 97 SLIN1 96 SWIN1 95 CIN1 94 FRIN1 93 FLIN1 92 NC14 91 RECL3 90 RECR3 89 NC13 88 NC12 87 NC11 86 INL

48、11/RECL5 85 INR11/RECR5 84 INL10/RECL4 83 INR10/RECR4 82 INLB/RECL2 81 INRB/RECR2 D5673 NC C5675 470/16 D5674 NC P5903 3 2 1 P5902 7 2 1 3 5 4 6 R5507 NC R5508 NC R5548 NC R5547 NC C5507 NC C5508 NC P5904 NC 4 2 1 3 C5601 NC R5510 NC C5602 NC R5601 NC R5602 NC Q5601 NC Q5602 NC R5611 NC R5612 NC R56

49、21 NC R5622 NC Q5611 NC Q5612 NC R5705 5.6K R5706 5.6K R5707 5.6K R5708 5.6K R5509 2.2K D5001 NC R5683 150(1W) C5709 100/10 C5710 100/10 C5701 10/50 C5702 10/50 R5701 3.3K Q5703 RN1441 R5702 3.3K Q5704 RN1441 R570910K C5705101 C5706101 R5710 10K R5634 10K Q5630A NJM4580 3 2 1 4 R5630 220 R5717 NC R5718 NC R5711 47 R5712 47 Q5705 RN1444 Q5706 RN1444 C5608 NC C5609 NC C5610 NC SCHEMATIC