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HTP-680

SERVICE MANUAL

SERVICE MANUAL

7.1-CH HOME THEATER 

SPEAKER PACKAGE

Black model

MODEL 

HTP-680(B)

Ref. No. 4231

062010

120V AC, 60Hz

B MDC

Front Speakers (L / R)

"SKF-680"

Center Speaker

"SKC-680"

Surround Speakers (L / R)

"SKR-680"

Powered Subwoofer

"SKW-770"

Surround Back Speakers (L / R)

"SKB-680"

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 RESISTANCE

MEASUREMENTS TO DETERMINE THAT EXPOSED

PARTS ARE ACCEPTABLY INSULATED FROM  THE

SUPPLY CIRCUIT BEFORE RETURNING THE

APPLIANCE TO THE CUSTOMER.

Summary of Contents for HTP-680

Page 1: ...d Back Speakers L R SKB 680 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 RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY ...

Page 2: ...ading of multimeter becomes 52 ohm to 53 ohm 3 Connect the DC voltmeter to test point P531 Fig 1 4 Connect the power cord into the AC outlet 5 Confirm the voltage of above point after 6 minutes 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 R...

Page 3: ...D SUBWOOFER HTP 680 A08 x 2 pcs SP11 x 10 pcs NSP A104 x 2 pcs A05 x 2 pcs A05 x 5 pcs A103 A102 P901 U03 A11 E801 A01 U01 A07 A07 A101 A02 A02 A06 U06 A05 Q515 Q516 Q541 F901 T901 A03 SP12 x 4 pcs NSP SP13 x 2 pcs Refer to EXPLODED VIEWS 2 ...

Page 4: ...HTP 680 EXPLODED VIEWS 2 SKW 770 POWERED SUBWOOFER HTP 680 SP06 SP08 SP02 x 4 pcs SP01a Subwoofer ass y All SP01b Subwoofer ass y Without AMP unit Speaker unit and Power transformer ...

Page 5: ...680 TERMINAL White Black TERMINAL Red Black TERMINAL Green Black Note Cannot remove the speaker grill SKR 680 R SKR 680 L TERMINAL Blue Black TERMINAL Gray Black SKB 680 R SKB 680 L TERMINAL Brown Black TERMINAL Tan Black NOT MAGNETICALLY SHIELDED NOT MAGNETICALLY SHIELDED NOT MAGNETICALLY SHIELDED NOT MAGNETICALLY SHIELDED ...

Page 6: ... 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 R602 100K R604 180 NAAF 8829 NAPS 8831 MDC ONLY AC 120V 60Hz MPP 224 NC NC D607 1SS133 AGAINST FIRE HAZARD REPLACE V A FOR CONTINUED P...

Page 7: ...01 C909 R903 D904 R605 C602 R604 R603 R602 R904 C604 R622 Q608 R626 R624 Q606 Q607 Q604 R619 R623 R621 Q603 Q605 D605 Q602 R610 C603 R601 J346 J331 D952 D951 J320 J314 J325 D651 P632A J336 J335 JL535A JL535B P633 RED BLACK B C E C E B B C E E C B E C B 1 Vee Vcc Vcc J352 J351 C601 D603 R304 R305 R303 R307 R620 R614 R613 R612 R302 R302 P301 P301 C955 R627 Q609 R629 R628 D606 R625 J348 R611 J337 J32...

Page 8: ... 15 NCPS 8831 25138831 RISK OF FIRE REPLACE FUSE AS MARKED 2 2 3 5 6 8 10 12 14 16 AC H AC G P902A F901A F901B 5A 125V F901 1 P905A P907A P906A J901 J905 J903 J904 J902 T901 T901 P903A P901A AC G AC H A 1 2 3 4 5 B C D U03 POWER TRANSFORMER PC BOARD NAPS 8831 Component side ...

Page 9: ...27160591 EXPLODED A02 CUSHION 2 28141682 EXPLODED A03 CUSHION 1 28141691 EXPLODED A05 SCREW 3TTB 8B 3BC 8 838430088GR EXPLODED A06 TAPE TAPE CLOTH 16U 1 29110083 EXPLODED A07 ISO SHEET AC262 2 223025 EXPLODED A08 SCREW 3SMS8W SW 14B CU 2 801634 EXPLODED A11 RETAINER PCB 1 27142025 EXPLODED A101 REAR PANEL MDD 1 27124058 EXPLODED A102 BUSHING S RELIEF 2271 1 27300750 EXPLODED A103 KNOB VOL 1 283264...

Page 10: ...770 B MDC 1 000 SKW680BMDCCSER EXPLODED SP01b SUBWOOFER ASS Y SKW 770 B MDC 1 000 SKW770BESER EXPLODED Note EXPLODED SP01a ALL EXPLODED SP01b Without AMP unit Speaker unit and Power transformer EXPLODED SP02 FOOT PLASTIC 4 D249 W55001B 01 EXPLODED SP06 WOOFER 10 25cm 4 ohm 80W ONKYO ELE 1 W2301G EXPLODED SP08 LED HARNESS ASS Y 1 335 SKW750 01 EXPLODED SP13 CUSHION RUBBER PAD 19 x 89 T2 RUBBER FOR ...

Page 11: ...R HTP 680 PRINTED CIRCUIT BOARD PARTS LIST SKW 770 U01 MAIN PC BOARD NAAF 8829 1AD U03 POWER TRANS PC BOARD NAPS 8831 1AD CIRCUIT NO PART NAME DESCRIPTION Q TY PART NO SN REMARKS PWB D501 ZENER D MTZJ5 6B 1 224470562T PWB D501 or ZENER D DZ 5 6BSB 1 224850562T PWB D601 ZENER D MTZJ2 7B 1 224470272T PWB D601 or ZENER D DZ 2 7BSB 1 224850272T PWB D602 ZENER D MTZJ2 7B 1 224470272T PWB D602 or ZENER ...

Page 12: ...D902 or DIODE GP104003E 1 22380035T PWB D903 DIODE RL1N4003 1 22380260T PWB D903 or DIODE GP104003E 1 22380035T PWB D904 ZENER D MTZJ5 6B 1 224470562T PWB D904 or ZENER D DZ 5 6BSB 1 224850562T PWB D951 ZENER D MTZJ15C 1 224471503T PWB D951 or ZENER D DZ 15BSC 1 224851503T PWB D952 ZENER D MTZJ15C 1 224471503T PWB D952 or ZENER D DZ 15BSC 1 224851503T PWB Note ...

Page 13: ...TR 2SA949 Y TPE6_F 1 2211354T PWB Q509 or TR 2SA949 O TPE6_F 1 2211353T PWB Q510 TR KTC3206 Y 1 2215854T PWB Q510 or TR 2SC2229 Y TPE6_F 1 2211634T PWB Q510 or TR 2SC2229 O TPE6_F 1 2211633T PWB Q513 TR KTD2061 Y 1 2203434 PWB Q513 or TR 2SC5171 ONK_Q 1 2203010 PWB Q514 TR KTB1369 Y 1 2203424 PWB Q514 or TR 2SA1930 ONK_Q 1 2203000 PWB Q517 TR 2SA933S S 1 2213355T PWB Q517 or TR 2SA933S R 1 2213354...

Page 14: ... 2213355T PWB Q607 or TR 2SA933S R 1 2213354T PWB Q607 or TR KTA1267 GR 1 2215995T PWB Q608 TR 2SC1740S S 1 2213285T PWB Q608 or TR 2SC1740S R 1 2213284T PWB Q608 or TR KTC3199 GR 1 2215864T PWB C302 VX C CE04W50V 47M VX_BLK 1 397384707T PWB C501 VX C CE04W50V 47M VX_BLK 1 397384707T PWB C503 TF C ECQ V50V 224J 1 374722244T PWB C504 VX C CE04W16V 220M VX_BLK 1 397342217T ...

Page 15: ... C CE62W63V 5600M 1 3504399 PWB C906 ELECT C CE62W63V 5600M 1 3504399 PWB C909 VR C CE04W50V 22M VR 1 394682207T PWB C950 TF C ECQ V50V 104J 1 374721044T PWB C951 VR C CE04W16V 220M VR 1 394642217T PWB C952 VR C CE04W16V 220M VR 1 394642217T PWB C955 TF C ECQ B50V 223J 1 374722234T PWB R301 CARBON R R16J 1K 1 417341024T PWB R302 VARI R N17RGL20KB15M 1 5151508 PWB R303 CARBON R R16J 47K 1 417344734...

Page 16: ...R R25J 82 1 415478204T PWB R514 NF CARBON R R25J 82 1 415478204T PWB R515 CARBON R R16J 12K 1 417341234T PWB R516 CARBON R R16J 12K 1 417341234T PWB R517 CARBON R R16J 3 3K 1 417343324T PWB R521 CARBON R R16J 220 1 417342214T PWB R522 CARBON R R16J 220 1 417342214T PWB R526 METAL O R RS1 2WBJ 82 1 443528204T PWB R527 CARBON R R16J 270 1 417342714T PWB R528 METAL O R RS1 2WBJ 390 1 443523914T ...

Page 17: ...42204T PWB R609 CARBON R R16J 39K 1 417343934T PWB R610 CARBON R R16J 560K 1 417345644T PWB R611 CARBON R R16J 820K 1 417348244T PWB R612 CARBON R R16J 39K 1 417343934T PWB R613 CARBON R R16J 470K 1 417344744T PWB R614 CARBON R R16J 120K 1 417341244T PWB R615 CARBON R R16J 22K 1 417342234T PWB R616 CARBON R R16J 100K 1 417341044T PWB R617 CARBON R R16J 1K 1 417341024T PWB R619 CARBON R R16J 22K 1 ...

Page 18: ...RS2WBJ 3 3K 1 441723324F PWB F901A FUSE HOL NSCT 1P2506 1 25052609T PWB F901Aor FUSE HOL NSCT 1P2031 1 25052133T PWB F901B FUSE HOL NSCT 1P2506 1 25052609T PWB F901Bor FUSE HOL NSCT 1P2031 1 25052133T PWB JL535A SOCKET AS NSAS 2P1852 1 2009991188UL PWB P301 PIN JACK NPJ 1PDB556 1 25045774 PWB P301 or PIN JACK NPJ 1PDB581 1 25045801 PWB P531 PLUG NPLG 2P29 1 25055038 PWB P631 PLUG NPLG 2P29 1 25055...

Page 19: ... NPLG 3P131 1 25055147 PWB P901A PLUG NPLG 4P151 1 25055167 PWB P902A PLUG NPLG 2P632 1 25055676 PWB P903A SOCKET AS NSAS 7P1834 1 20099900740UL PWB P911 WS CLAMP CB 71683 L 50 1 260261 PWB E801 RETAINER KANAGU EARTH 1 27141059 ...

Page 20: ...12 12 PAGE ...

Page 21: ...p www us onkyo com ONKYO EUROPE ELECTRONICS GmbH Liegnitzerstrasse 6 82194 Groebenzell GERMANY Tel 49 8142 4401 0 Fax 49 8142 4401 555 http www eu onkyo com Service Dept Technical Support 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN Tel 072 831 8023 Fax 072 831 8163 ONKYO CORPORATION http www onkyo com HOMEPAGE ONKYO CHINA LIMITED Unit 1 12 9 F Ever Gain Plaza Tower 1 88 Container Port Road K...

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