Onkyo-HTP450-ss-sm维修电路原理图.pdf

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1、HTP-450 SERVICE MANUALSERVICE MANUAL 5.1-CH HOME THEATER SPEAKER PACKAGE Silver model MODEL HTP-450(S) Ref. No. 4008 032007 Front Speakers (L / R) SKF-450F Center Speaker SKC-450C Surround Speakers (L / R) SKM-450S Powered Subwoofer SKW-450 Cannot remove the speaker grill. 120V AC, 60HzS MDD 120V AC

2、, 60Hz S MDC SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANC

3、E MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库 HTP-450 EXPLODED VIEWS-1 SKW-450 : POWERED SUBWOOFER HTP-450 A08 x 2 pcs. SP07 x 10 pcs. A104 x 2 pcs. A05 x 2 pcs. A05 x 5 pcs. A10

4、3 A102 P901 F901 A11 A01 U01 A07 A07 A101 A02 A02 U06 A05 Q515 Q516 Q541 T901 U03 A03 E801 Refer to EXPLODED VIEWS-2 RadioFans.CN 收音机爱 好者资料库 HTP-450 EXPLODED VIEWS-2 SKW-450 : POWERED SUBWOOFER HTP-450 SP01 SP06 SP07 x 6 pcs. SP08 SP02 x 4 pcs. SP04 x 4 pcs. SP03 x 4 pcs. HTP-450 EXPLODED VIEWS-3 SK

5、F-450F / SKC-450C / SKM-450S HTP-450 SP13 SP10 SP17SP19 SP16SP18 SP14 SP15 SP11 SP12 SKF-450F (L)SKF-450F (R) SKC-450C SKM-450S (R)SKM-450S (L) TERMINAL : White / Black TERMINAL : Red / Black TERMINAL : Green / Black TERMINAL : Blue / Black TERMINAL : Gray / Black Cannot remove the speaker grill. HT

6、P-450 SCHEMATIC DIAGRAM SKW-450 : POWERED SUBWOOFER HTP-450 A 1 2 3 4 5 BCDEFGH +5.6V -56.5V +56.5V P907A P906A J901 MD J316 E801 Q301(2/2) NJM4558LD 4 8 5 6 7 Q301(1/2) NJM4558LD 3 2 1 8 4 Q602 KRC103M Q606 KRA103M P301 R651 12K (1/2W) R951 3.3K POWER NEED TO CONFIRM (2W) R952 3.3K (2W) R901 820(1W

7、) R902 820(1W) 0 1 -0.6 1.6V -1.6 -1 0 0.05 0.6 5.0 D901 D3SBA20 R544 100B R528 390 (1/2W) R628 330K R629 NC R701 NC R904 1K (1/2W) R903 10K R609 39K R611 820K R610 560K R616 100K R617 1K R621 1K R615 22K R612 39K R614 120K R613 470K R619 22K R620 100K R624 100K R623 100K R627 680K R622 10K R626 2.2

8、M R625 180K S901 P901 P901 F901 5A/125V F901 1.6A/250V T901 NPT-1539D T901 NPT-1539P P903B P903B J903A P632A REDGREEN D601 MTZJ2.7B D602 MTZJ2.7B D501 MTZJ5.6B D952 MTZJ15C D951 MTZJ15C D904 MTZJ5.6B Q516 2SA1987-O/R Q519 2SA965-Y Q517 2SA933S-S Q507 2SA949-Y Q505 2SA949-Y Q509 2SA949-Y Q514 2SA1930

9、 Q604 2SA933S Q605 2SA933S Q607 2SA933S Q541 2SC3423 Q506 2SC2229-Y Q510 2SC2229-Y Q503 2SC2240-BL Q515 2SC5359-O/R Q513 2SC5171 Q518 2SC2235-Y Q502 2SC2240-BL Q501 2SC2240-BL Q609 NC Q603 2SC1740S-S Q608 2SC1740S-S P902A P906B P902A JL535A/B P531 P501B P633 P631 D651 1SS133 D603 1SS133 D606 1SS133

10、D903 RL1N4003 or GP104003E D902 RL1N4003 or GP104003E D605 1SS133 R302 20K C301 C303 NC C955 223J C506 070 C502 NC C514 101 C520 224 C519 224 C505 020 C503 224J C950 104/50 C903 104J/100 (MPA TYPE) C904 104J/100 (MPA TYPE) C302 47/50 C527 1/50 C501 47/50 C517 10/50 C528 10/50 C526 10/50 C504 220/16

11、C951 220/16 C952 220/16 C909 22/50 C601 10/50 C603 470/16 C602 10/50 C604 33/35 C906 5600/71 C905 5600/71 R306 47K R301 1K R307 2.2K R305 33K R303 47K R304 27K R531 0.22 (5W) R533 3.3 (1W) R508 47 (1/4W) R511 82 (1/4W) R512 68 (1/4W) R514 82 (1/4W) R513 82 (1/4W) R516 12K R515 12K R502 47K R510 100K

12、 R543 180 R526 82 (1/2W) R517 3.3K R541 820 R542 150 R505 1K (1/4W) R506 1K (1/4W) R507 33K R527 270 R509 1K R504 2.2K R503 5.6K R522 220 R521 220 R501 1K R603 150K R601 5.6K R605 22 R602 100K R604 180 NAPS-8831 AC 230-240V / 50Hz NAAF-8829 NAPS-8831MDD/MDC ONLY MPP/MPA ONLY AC 120V / 60Hz NASW-8833

13、 (MPA)224 NC NC 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 PERMANENTE CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE VA E LENT.

14、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 AGAINST FIRE RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL. HAZARD,REPLACE WITH SAME TYPE FUSE

15、. 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 (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO

16、 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 uF/WV. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 3

17、33- 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 POWER SWITCH PC BOARD U05 POWER TRANSFORMER PC BOARD U03 POWER TRANSFORMER PC BOARD U03 MAIN P

18、C BOARDU01 LINE INPUT OUTPUT LEVEL POWER SWITCH SPEAKER LED MPP/MPA ONLY ADJUST. IDLING NC : No mount of parts. HTP-450 SCHEMATIC DIAGRAM SKW-450 : POWERED SUBWOOFER HTP-450 A 1 2 3 4 5 BCDEFGH +5.6V -56.5V +56.5V P907A P906A J901 MD J316 E801 Q301(2/2) NJM4558LD 4 8 5 6 7 Q301(1/2) NJM4558LD 3 2 1

19、8 4 Q602 KRC103M Q606 KRA103M P301 R651 12K (1/2W) R951 3.3K POWER NEED TO CONFIRM (2W) R952 3.3K (2W) R901 820(1W) R902 820(1W) 0 1 -0.6 1.6V -1.6 -1 0 0.05 0.6 5.0 D901 D3SBA20 R544 100B R528 390 (1/2W) R628 330K R629 NC R701 NC R904 1K (1/2W) R903 10K R609 39K R611 820K R610 560K R616 100K R617 1

20、K R621 1K R615 22K R612 39K R614 120K R613 470K R619 22K R620 100K R624 100K R623 100K R627 680K R622 10K R626 2.2M R625 180K S901 P901 P901 F901 5A/125V F901 1.6A/250V T901 NPT-1539D T901 NPT-1539P P903B P903B J903A P632A REDGREEN D601 MTZJ2.7B D602 MTZJ2.7B D501 MTZJ5.6B D952 MTZJ15C D951 MTZJ15C

21、D904 MTZJ5.6B Q516 2SA1987-O/R Q519 2SA965-Y Q517 2SA933S-S Q507 2SA949-Y Q505 2SA949-Y Q509 2SA949-Y Q514 2SA1930 Q604 2SA933S Q605 2SA933S Q607 2SA933S Q541 2SC3423 Q506 2SC2229-Y Q510 2SC2229-Y Q503 2SC2240-BL Q515 2SC5359-O/R Q513 2SC5171 Q518 2SC2235-Y Q502 2SC2240-BL Q501 2SC2240-BL Q609 NC Q6

22、03 2SC1740S-S Q608 2SC1740S-S P902A P906B P902A JL535A/B P531 P501B P633 P631 D651 1SS133 D603 1SS133 D606 1SS133 D903 RL1N4003 or GP104003E D902 RL1N4003 or GP104003E D605 1SS133 R302 20K C301 C303 NC C955 223J C506 070 C502 NC C514 101 C520 224 C519 224 C505 020 C503 224J C950 104/50 C903 104J/100

23、 (MPA TYPE) C904 104J/100 (MPA TYPE) C302 47/50 C527 1/50 C501 47/50 C517 10/50 C528 10/50 C526 10/50 C504 220/16 C951 220/16 C952 220/16 C909 22/50 C601 10/50 C603 470/16 C602 10/50 C604 33/35 C906 5600/71 C905 5600/71 R306 47K R301 1K R307 2.2K R305 33K R303 47K R304 27K R531 0.22 (5W) R533 3.3 (1

24、W) R508 47 (1/4W) R511 82 (1/4W) R512 68 (1/4W) R514 82 (1/4W) R513 82 (1/4W) R516 12K R515 12K R502 47K R510 100K R543 180 R526 82 (1/2W) R517 3.3K R541 820 R542 150 R505 1K (1/4W) R506 1K (1/4W) R507 33K R527 270 R509 1K R504 2.2K R503 5.6K R522 220 R521 220 R501 1K R603 150K R601 5.6K R605 22 R60

25、2 100K R604 180 NAPS-8831 AC 230-240V / 50Hz NAAF-8829 NAPS-8831MDD/MDC ONLY MPP/MPA ONLY AC 120V / 60Hz NASW-8833 (MPA)224 NC NC AGAINST FIRE HAZARD, REPLACE VA FOR CONTINUED PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION ATTENTION ET CALIBRATION COMME INDIQUE. DINCENDIE, REMP

26、LACER UNIQUEMENT PERMANENTE 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 CONTIN

27、UED PROTECTION AGAINST 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 S

28、PECIFIED. VOLTAGE (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 CAPA

29、CITORS ( ) ARE IN uF/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

30、IMPROVEMENT. ! NOTE POWER SWITCH PC BOARD U05 POWER TRANSFORMER PC BOARD U03 POWER TRANSFORMER PC BOARD U03 MAIN PC BOARDU01 LINE INPUT OUTPUT LEVEL POWER SWITCH SPEAKER LED MPP/MPA ONLY ADJUST. IDLING NC : No mount of parts. HTP-450 PRINTED CIRCUIT BOARD VIEWS-1 SKW-450 : POWERED SUBWOOFER MAIN PC

31、BOARD (NAAF-8829)U01 Component side R544 P502A Q517 R543 R533 Q515 C502 R527 C514 J332 Q541 Q516 R522 R521 J322 R513 R511 J334 R516 R515 R507 R504 R510 C503 R651 R503 R509 R501 R502 C504 C951 R517 R542 R541 Q510 Q506 Q507 R514 R512 R508 C526 C517 C506 Q505 Q509 Q503 C505 J310 Q502 Q501 R505 R506 C50

32、1 C519 C520 J323 NCAF-88291 25138829A P531 R531 J324 J308 C527 C903C904 Q518 Q519 C528 J306 J311 J305 J312 R528 R526 J304 J303 J321 J313 J319 C952 J307 Q514 Q513 J330 J340 J333 D903 D902 R902 R901 C909 R903 D904 R605 C602 R604 R603 R602 R904 C604 R622 Q608 R626 R624 Q606 Q607 Q604 R619 R623 R621 Q60

33、3 Q605 D605 Q602 R610 C603 R601 J346 J331 D952 D951 J320 J314 J325 D651 P632A J336 J335 JL535A JL535B P633 RED BLACK BCE CEB BCE E C B E C B 1 -Vee +Vcc +Vcc J352 J351 C601 D603 R304 R305 R303 R307 J316 R620 R614 R613 R612 R302 R302 P301 P301 C955 R627 Q609 R629 R628 D606 R625 J348 R611 J337 J327 J3

34、26 R616 J342 R301 J344 R617 J338 J347 R609 J341 J318 C950 R314 R311 C311 R315 R312 C316 R313 R316 81234567 R319 C314 R317 76543218 R320 J302 C303 J309 J329 R615 J349 J350 2345678 P911 J301 D501 R545 Q504 P903A REDREDBLK Q301 Q302 Q303 R701 E701 C301 P631 P912 C906 C906 C905 C905 R952 J955 R951 E801

35、D601 D602 C302 R306 D901 J956 P301A C312 C315 R321 C313 7 25 12 22 17 15 12 15 7 20 7 17 12 17 7 20 7 7 7 7 7 7 7 7 7 A 1 2 3 4 5 BCD HTP-450 PRINTED CIRCUIT BOARD VIEWS-2 SKW-450 : POWERED SUBWOOFER POWER TRANSFORMER PC BOARD (NAPS-8831)U03 Component side POWER SWITCH PC BOARD (NASW-8833)U05 Compon

36、ent side MPP/MPA type only NCPS-8831 25138831 1 2356 810121416 AC-H AC-G P902A F901A F901B 5A/125V F901 1 P905A P907A P906A J901 J905 J903 J904 J902 T901 T901 P910A P910A P903A P903A AC-GAC-H RISKOF FIRE -REPLACEFUSE AS MARKED. NCSW-8833 25138833 1 S901 C901 P906B J908B BLACK AC-GAC-H 15 15 15 15 A

37、1 2 3 4 5 BCD ADJUSTMENT PROCEDURE SKW-450 : POWERED SUBWOOFER / ADJUSTMENT OF IDLING CURRENT HTP-450 Test point DC voltmeter 100 ohm (1/4W) P531 Test point P631 MAIN PC board assy NAAF-8829 Test point P531 Trimming resistor R544 Short When 1. Exchange transistors (Q505 - Q519). 2. Exchange MAIN PC

38、board assy (NAAF-8829). Procedure No speaker load and No input signal. 1. Short test point P631 for amplifier is under active mode. 2. Adjust the trimming resistor R544 so that the reading of multimeter becomes 52 ohm to 53 ohm. 3. Connect the DC voltmeter to test point P531. 4. Connect the AC power

39、 cord into a wall outlet. 5. Press POWER button to turn on the unit. (MPA type only) 6. Confirm the voltage of above point after 6 minutes to 8 minutes. (Heat running) 7. When less than 3.20 mV : Readjust the trimming resistor above so that the voltage becomes 4.5 mV to 5.0 mV. When 3.30 mV to 5.20

40、mV : Not necessary to adjust. When 5.21 mV to 10.0 mV : Readjust the trimming resistor above so that the voltage becomes 5.0 mV to 5.5 mV. When 10.1 mV to 20.0 mV : Readjust the trimming resistor above so that the voltage becomes 5.6 mV to 6.0 mV. 8. Press POWER button to turn off the unit. (MPA typ

41、e only) 9. Disconnect the DC voltmeter. 10. Disconnect the AC power cord from a wall outlet. 1/6 PAGE HTP-450 EXPLODED VIEWS PARTS LIST REF. NO.PART NAMEDESCRIPTIONQTY PART NO. (SN)REMARKS EXPLODEDSKW-450 : POWERED SUBWOOFER EXPLODED AMPLIFIER SECTION (SKW-450) EXPLODEDQ515 TR2SC5359-R12203082! EXPL

42、ODEDQ515 or TR2SC5359-O(1)2203083! EXPLODEDQ516 TR2SA1987-R(Q)12203072! EXPLODEDQ516 or TR2SA1987-O(1)2203073! EXPLODEDQ541 TR2SC3423-Y12202104 EXPLODEDQ541 or TR2SC3423-O(1)2202103 EXPLODED EXPLODEDWhen replacement the following the transistor, made from the same HFE rank as the original type. EXPL

43、ODEDQ515, Q516, Q541 EXPLODEDA01 HEAT SINK230127160591 EXPLODEDA02 CUSHION-228141682 EXPLODEDA03 CUSHION-128141691 EXPLODEDA05 SCREW3TTB+8B(3BC)8838430088GR EXPLODEDA07 ISO SHEETAC2622223025 EXPLODEDA08 SCREW3SMS8W.SW+14B(CU)2801634 EXPLODEDA11 RETAINER(PCB)127142025 EXPLODEDA101 REAR PANEL(MDD)1271

44、23731 EXPLODEDA102 BUSHINGS-RELIEF #2271127300750! EXPLODEDA103 KNOB(VOL)128326463 EXPLODEDA104 SCREW3SMS8W.SW+14B(3BC)2801433GR EXPLODEDF901 FUSE5A-UL/T-2331252326GR! EXPLODEDP901 AC CORDAS-UC-21253333VOL! EXPLODEDP901 or AC CORDAS-UC-2(1)253368LTK! EXPLODEDP901 or AC CORDAS-UC-2(1)253368YUN! EXPLO

45、DEDP901 or AC CORDAS-UC-2(1)253368HSN! EXPLODEDT901 P TRANSNPT-1539D12301863! EXPLODEDE801 WIRE TIEBSK-11260208 EXPLODEDU01 MAIN PC BOARD ASSYNAAF-8829-1L11B138529-1L EXPLODEDU03 POWER TRANS. PC BOARD ASSY NAPS-8831-1L11B138531-1L EXPLODEDU06 HOLDER PC BOARDNAETC-88341-NSP EXPLODED SPEAKER SECTION (

46、SKW-450) EXPLODED- SUBWOOFER ASSYCOMPLETE UNIT SKW-450 (GRAY)1ANW8W700S-BM20 EXPLODEDSP01 CABINET ASSY(Without SP UNIT and AMP) 1ANK8W700S-BM20 EXPLODEDSP02 PLASTIC FOOTBLACK4BPE800008-0001 EXPLODEDSP03 RUBBER FOOTPORON, BLACK4DUF803004-0001 EXPLODEDSP04 SCREW3.5 x 20 TRUSS HEAD, BLACK4NST855041-820

47、0 EXPLODEDSP06 WOOFER SPEAKER10 (25 cm) 4 ohm 80-160 W1W2301E EXPLODEDSP07 WOOD SCREW4 x 20 BIND HEAD (For SP and AMP)16NST855051-8201 EXPLODEDSP08 LED HARNESS ASSYLED, WIRE RED/WHITE/BLUE1WMA8KW450-0002 NOTE : THE COMPONENTS IDENTIFIED BY THE MARK ! ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.

48、 REPLACE ONLY WITH PART NUMBER SPECIFIED. 2/6 PAGE EXPLODEDSKF-450F : FRONT SPEAKERS (L) EXPLODEDSP10 COMPLETE UNITSKF-450F (S) L, WHITE/B (Inch nut)1ASL5M0504-BM01 EXPLODEDSP11 BACK LABEL (L)BLACK1YLB510169-0430 EXPLODEDSKF-450F : FRONT SPEAKERS (R) EXPLODEDSP12 COMPLETE UNITSKF-450F (S) R, RED/B (

49、Inch nut)1ASL5M0504-BM02 EXPLODEDSP13 BACK LABEL (R)BLACK1YLB510169-0431 EXPLODEDSKC-450C : CENTER SPEAKER EXPLODEDSP14 COMPLETE UNITSKC-450C (S), GREEN/B (Inch nut)1ASL5C0504-BM01 EXPLODEDSP15 BACK LABELBLACK1YLB510169-0434 EXPLODEDSKM-450S : SURROUND SPEAKERS (L) EXPLODEDSP16 COMPLETE UNITSKM-450S (S) L, BLUE/B (Inch nut)1ASL5U0504-BM01 EXPLODEDSP17 BACK LABEL (L)BLACK1YLB510169-0432 EXPLODEDSKM-450S : SURROUND SPEAKERS (R) EXPLODEDSP18 COMPLETE UNIT