Onkyo-HTP570-ss-sm维修电路原理图.pdf
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1、HTP-570 SERVICE MANUALSERVICE MANUAL 7.1-CH HOME THEATER SPEAKER PACKAGE MODEL HTP-570(B)/(S) Ref. No. 4135 042009 Front Speakers (L / R) SKF-570 Center Speaker SKC-570 Surround Speakers (L / R) SKR-570 Powered Subwoofer SKW-570 Cannot remove the speaker grill. Surround Back Speakers (L / R) SKB-570
2、 Black and Silver models 120V AC, 60Hz 120V AC, 60Hz 120V AC, 60Hz B MDD B MDC 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 N
3、UMBERS 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. RadioFans.CN 收音机爱 好者资料库 ADJUSTMENT PROCEDURE SKW-570 : POWERED SUBWOOFER / ADJUSTMEN
4、T OF IDLING CURRENT HTP-570 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 board assy (NAAF-8829). Procedure No speaker load and No input signal. 1.
5、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 power cord into the AC outlet. 5. Confirm the voltage of above point after 6 minut
6、es to 8 minutes. (Heat running) 6. 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 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 m
7、V. 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. 7. Disconnect the power cord from the AC outlet. 8. Disconnect the DC voltmeter. RadioFans.CN 收音机爱 好者资料库 HTP-570 EXPLODED VIEWS-1 SKW-570 : POWERED SUBWOOFER HTP-570 SP12 x 4 pcs. A08 x 2
8、pcs. SP11 x 10 pcs. A104 x 2 pcs. A05 x 2 pcs. A05 x 5 pcs. A103 A102 P901 SP13 x 2 pcs. U03 A11 A01 U01 A07 A07 A101 A02 A02 U06 A05 Q515 Q516 Q541 F901 T901 A03 A06 E801 See EXPLODED VIEWS-2 HTP-570 EXPLODED VIEWS-2 SKW-570 : POWERED SUBWOOFER HTP-570 SP04 SP05 x 6 pcs. SP03 x 4 pcs. SP05 x 8 pcs.
9、 SP08 - SP01a/b (Subwoofer assy) (All) - - SP02a/b (Subwoofer assy) (Without AMP unit, Speaker unit and Power transformer) - HTP-570 EXPLODED VIEWS-3 SKF-570 / SKF-570 / SKC-570 HTP-570 - SP21a-d (Speaker assy) - - SP41a/b (Speaker assy) - SP32a/b SP33a/b SP27 SP34a/b SP54a/b SP53 SP52 SP47 x 2 pcs.
10、 SP23 : WOOFER SP24 : TWEETER SP43 : WOOFER SP44 : TWEETER SKF-570 SKF-570 SKC-570 Cannot remove the speaker grill. Cannot remove the speaker grill. Lch TERMINAL : White / Black Rch TERMINAL : Red / Black TERMINAL : Green / Black HTP-570 EXPLODED VIEWS-4 SKR-570 / SKR-570 / SKB-570 / SKB-570 HTP-570
11、 SP64SP62 SP68SP66 SP61a/SP61bSP63a/SP63b SP65a/SP65bSP67a/SP67b SKR-570 SKR-570 TERMINAL : Blue / Black TERMINAL : Gray / Black SKB-570 SKB-570 TERMINAL : Brown / Black TERMINAL : Tan / Black Cannot remove the speaker grill. NOT MAGNETICALLY SHIELDEDNOT MAGNETICALLY SHIELDED NOT MAGNETICALLY SHIELD
12、EDNOT MAGNETICALLY SHIELDED HTP-570 SCHEMATIC DIAGRAM SKW-570 : POWERED SUBWOOFER A 1 2 3 4 5 BCDEFGH +5.6V -56.5V +56.5V 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) R
13、901 820(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 1K R621 1K R615 22K R612 39K R614 120K R613 470K R619 22K R620 100K R624 100K R623 100K R627 680K R622 10
14、K R626 2.2M R625 180K P901 F901 5A/125V T901 NPT-1578D P901A P903A P632A REDBLUE 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 Q604 2SA933S Q605 2SA933S Q607 2SA93
15、3S 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 JL535A/B P531 P501B P633 P631 D651 1SS133 D603 1SS133 D606 1SS133 D903 RL1N4003 or GP104003E D902 RL1N4003 or GP104
16、003E D605 1SS133 R302 20KB 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 (MPP TYPE) C904 104J/100 (MPP 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 C6
17、03 470/16 C602 10/50 C604 33/35 C906 5600/71(MPP) 5600/63(MDD) C905 5600/71(MPP) 5600/63(MDD) 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 R543 180 R5
18、26 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 NAAF-8829 NAPS-8831MDD ONLY AC 120V / 60Hz (MPP)224 NC NC D607 1SS133 AGAINST FIRE HAZARD, REPLACE VA FOR CONT
19、INUED 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.POUR UNE PROTECTION PERMANENTE,NUTILISER INDIQUE LA QU L
20、E 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. FOR FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES T
21、HAT 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 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS
22、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 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OT
23、HERWISE 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 TRANSFORMER PC BOARD U03 MAIN PC BOARDU01 LINE INPUT OUTPUT LEVEL SPEAKER LED ADJUST. IDLING NC : No mount of parts. HTP-570 PRINTED CIRCUIT BOA
24、RD VIEWS-1 SKW-570 : POWERED SUBWOOFER U01 MAIN PC BOARD (NAAF-8829) Component side 7 25 12 17 15 12 15 7 7 17 12 17 7 7 7 7 7 7 7 7 7 7 22 20 20 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 C95
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