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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 RESISTANCE...
HTP-780 ADJUSTMENT PROCEDURE SKW-780 : POWERED SUBWOOFER / ADJUSTMENT OF IDLING CURRENT [When] 1. Exchange transistors (Q505 - Q519). 2. Exchange MAIN PC board ass'y (NAAF-8829). [Procedure] <Note> No speaker load and No input signal. 1. Short test point P631 for amplifier is under active mode.
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HTP-780 EXPLODED VIEWS-1 SKW-780 : POWERED SUBWOOFER P901 SP11 x 10 pcs. (NSP) x 2 pcs. A102 A103 A101 A104 x 2 pcs. x 2 pcs. Q516 Refer to "EXPLODED VIEWS-2" Q541 Q515 SP12 x 4 pcs. (NSP) E801 x 5 pcs.
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HTP-780 SP01a (Subwoofer ass’y) EXPLODED VIEWS-2 (All) SKW-780 : POWERED SUBWOOFER SP01b (Subwoofer ass’y) (Without AMP unit, Speaker unit and Power transformer) SP08 SP06 SP02 x 4 pcs.
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HTP-780 EXPLODED VIEWS-4 SKR-780 <L> / SKR-780 <R> / SKB-780 <L> / SKB-780 <R> SP61 SP63 <Note> Cannot remove the speaker grill. I N A I N A B l a B l a G r a B l u "SKR-780 <L>"...
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HTP-780 PRINTED CIRCUIT BOARD VIEWS-2 SKW-780 : POWERED SUBWOOFER POWER TRANSFORMER PC BOARD (NAPS-8831) Component side J905 J904 J903 J902 RISK OF FIRE P902A -REPLACE FUSE AS MARKED. NCPS-8831 25138831 5A/125V P907A F901A F901B F901...
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1/12 PAGE HTP-780 EXPLODED VIEWS PARTS LIST NOTE : THE COMPONENTS IDENTIFIED BY THE MARK <Notes> ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART <L> : Lch NUMBER SPECIFIED. <R> : Rch REF. NO. PART NAME DESCRIPTION Q'TY PART NO.
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2/12 PAGE E801 WIRE TIE BSK-1 260208 EXPLODED F901 FUSE 5A-UL/T-233 252326GR EXPLODED P901 AC CORD AS-UC-2 253368BLTK EXPLODED P901 or AC CORD AS-UC-2 ( 1) 253368AYUN EXPLODED [TUNER UNIT] EXPLODED MAIN PC BOARD ASS'Y NAAF-8829-1AD* 1B138529-1AD EXPLODED NAPS-8831-1AD 1B138531-1AD EXPLODED POWER TRANS.
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4/12 PAGE D601 ZENER D MTZJ2.7B 224470272T D601 or ZENER D DZ-2.7BSB ( 1) 224850272T D602 ZENER D MTZJ2.7B 224470272T D602 or ZENER D DZ-2.7BSB ( 1) 224850272T D603 DIODE 1SS133 223163T D603 or DIODE 1SS133(DS) ( 1) 223280T D605 DIODE 1SS133 223163T...
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5/12 PAGE D901 or DIODE D3SBA60 ( 1) 22380272F D902 DIODE RL1N4003 22380260T D902 or DIODE GP104003E ( 1) 22380035T D903 DIODE RL1N4003 22380260T D903 or DIODE GP104003E ( 1) 22380035T D904 ZENER D MTZJ5.6B 224470562T D904 or ZENER D DZ-5.6BSB ( 1) 224850562T D951...
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6/12 PAGE Q517 or KTA1267-GR ( 1) 2215995T Q518 2SC2235-Y(TPE6_F) 2211654T Q519 2SA965-Y(TPE6_F) 2211644T Q602 KRC103M 2215810T Q602 or DTC124ES ( 1) 2213160T Q603 2SC1740S-S 2213285T Q603 or 2SC1740S-R ( 1) 2213284T Q603 or KTC3199-GR ( 1) 2215864T Q604 2SA933S-S 2213355T Q604 or 2SA933S-R...
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7/12 PAGE Q606 KRA103M 2215780T Q606 or DTA124ES ( 1) 2212600T Q607 2SA933S-S 2213355T Q607 or 2SA933S-R ( 1) 2213354T Q607 or KTA1267-GR ( 1) 2215995T Q608 2SC1740S-S 2213285T Q608 or 2SC1740S-R ( 1) 2213284T Q608 or KTC3199-GR ( 1) 2215864T [CAPACITOR] C302 VX C...
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8/12 PAGE R302 VARI R N17RGL20KB15M 5151508 R303 CARBON R R16J-47K 417344734T R304 CARBON R R16J-27K 417342734T R305 CARBON R R16J-33K 417343334T R306 CARBON R R16J-47K 417344734T R307 CARBON R R16J-2.2K 417342224T R501 CARBON R R16J-1K 417341024T R502 CARBON R R16J-47K 417344734T R503...
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9/12 PAGE R509 CARBON R R16J-1K 417341024T R510 CARBON R R16J-100K 417341044T R511 NF CARBON R R25J-82 415478204T R512 NF CARBON R R25J-68 415476804T R513 NF CARBON R R25J-82 415478204T R514 NF CARBON R R25J-82 415478204T R515 CARBON R R16J-12K 417341234T R516 CARBON R...
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10/12 PAGE R616 CARBON R R16J-100K 417341044T R617 CARBON R R16J-1K 417341024T R619 CARBON R R16J-22K 417342234T R620 CARBON R R16J-100K 417341044T R621 CARBON R R16J-1K 417341024T R622 CARBON R R16J-10K 417341034T R623 CARBON R R16J-100K 417341044T R624 CARBON R R16J-100K 417341044T R625...
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11/12 PAGE R902 METAL O R RS1WBJ-820 443628214T R903 CARBON R R16J-10K 417341034T R904 METAL O R RS1/2WBJ-1K 443521024T R951 METAL O R RS2WBJ-3.3K 441723324F R952 METAL O R RS2WBJ-3.3K 441723324F [SW TRM] E801 RETAINER KANAGU(EARTH) 27141059 F901A FUSE HOL NSCT-1P2506 25052609T F901Aor...
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