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7.1-CH HOME THEATER
Front Speakers (L / R)
"SKF-680"
Center Speaker
"SKC-680"
SERVICE MANUAL
SERVICE MANUAL
SPEAKER PACKAGE
HTP-680(B)
MODEL
Surround Speakers (L / R)
"SKR-680"
Black model
B MDC
120V AC, 60Hz
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK
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.
Surround Back Speakers (L / R)
"SKB-680"
ON THE
HTP-680
Ref. No. 4231
062010
Powered Subwoofer
"SKW-770"
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Related Manuals for Onkyo HTP-680
Summary of Contents for Onkyo HTP-680
- Page 1 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...
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Page 2: Adjustment Procedure
HTP-680 ADJUSTMENT PROCEDURE SKW-770 : 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. - Page 3 HTP-680 EXPLODED VIEWS-1 SKW-770 : 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.
- Page 4 HTP-680 SP01a (Subwoofer ass’y) EXPLODED VIEWS-2 (All) SKW-770 : POWERED SUBWOOFER SP01b (Subwoofer ass’y) (Without AMP unit, Speaker unit and Power transformer) SP08 SP06 SP02 x 4 pcs.
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Page 5: Exploded Views
HTP-680 EXPLODED VIEWS-3 SKF-680 / SKC-680 / SKR-680 / SKB-680 <Note> Cannot remove the speaker grill. SP20 SP23 SP31 I N A I N A l a c l a c I N A l a c i t e... - Page 6 HTP-680 SCHEMATIC DIAGRAMS-1 SKW-770 : POWERED SUBWOOFER NOTE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY NAAF-8829 REPLACE ONLY WITH PART NUMBER SPECIFIED. LINE INPUT Q301(1/2) VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). MAIN PC BOARD P301 NJM4558LD ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
- Page 7 HTP-680 PRINTED CIRCUIT BOARD VIEWS-1 SKW-770 : POWERED SUBWOOFER MAIN PC BOARD (NAAF-8829) Component side R517 C315 Q517 R651 R545 Q518 C316 R541 R320 R319 Q503 R317 C506 C314 R544 J306 J303 Q509 R513 C312 J304 R528 Q513 J305 J307...
- Page 8 HTP-680 PRINTED CIRCUIT BOARD VIEWS-2 SKW-770 : 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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Page 9: Exploded Views Parts List
1/12 PAGE HTP-680 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. - Page 10 SP01b = Without AMP unit, Speaker unit and Power transformer EXPLODED SP02 FOOT (PLASTIC) D249-W55001B-01 EXPLODED SP06 WOOFER 10" (25cm) 4 ohm 80W (ONKYO ELE) W2301G EXPLODED SP08 LED HARNESS ASS'Y 335-SKW750-01 EXPLODED SP13 CUSHION RUBBER PAD 19 x 89 T2 RUBBER (FOR P-TRANS)
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Page 11: Printed Circuit Board Parts List
SP53 SPK SYSTEM ASS'Y "SKB-680 <R> (B)" COMPLETE 000-SKB680RBMDC <R> EXPLODED HTP-680 PRINTED CIRCUIT BOARD PARTS LIST NOTE : THE COMPONENTS IDENTIFIED BY THE MARK ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. - Page 12 4/12 PAGE D651 or DIODE 1SS133(DS) 223280T D901 DIODE D3SBA20 22380271F D901 or DIODE D3SBA60 ( 1) 22380272F D902 DIODE RL1N4003 22380260T D902 or DIODE GP104003E 22380035T D903 DIODE RL1N4003 22380260T D903 or DIODE GP104003E 22380035T D904 ZENER D MTZJ5.6B 224470562T D904 or ZENER D...
- Page 13 5/12 PAGE When replacement the following the transistor, made from the same HFE rank as the original type. Q301 NJM4558L-D 22240293 Q501 2SC2240-BL(TPE2_F) 2211406T Q502 2SC2240-BL(TPE2_F) 2211406T Q503 2SC2240-BL(TPE2_F) 2211406T Q505 KTA1024-Y 2215844T Q505 or 2SA949-Y(TPE6_F) 2211354T Q505 or 2SA949-O(TPE6_F) 2211353T Q506 2SC2229-Y(TPE6_F)
- Page 14 6/12 PAGE Q605 or 2SA933S-R 2213354T Q605 or KTA1267-GR 2215995T Q606 KRA103M 2215780T Q606 or DTA124ES 2212600T Q607 2SA933S-S 2213355T Q607 or 2SA933S-R 2213354T Q607 or KTA1267-GR 2215995T Q608 2SC1740S-S 2213285T Q608 or 2SC1740S-R 2213284T Q608 or KTC3199-GR 2215864T C302 VX C CE04W50V 47M(VX_BLK) 397384707T...
- Page 15 7/12 PAGE C505 CERA C CC45CH50V-020C 345340201T C506 CERA C CC45CH50V-070D 345340702T C514 TF C ECQ-B50V-101J 374721014T C517 VX C CE04W50V-10M(VX_BLK) 397381007T C519 TF C ECQ-V50V-224J 374722244T C520 TF C ECQ-V50V-224J 374722244T C526 VX C CE04W50V-10M(VX_BLK) 397381007T C527 VX C CE04W50V-1M(VX_BLK) 397380107T C528...
- Page 16 8/12 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...
- Page 17 9/12 PAGE R531 METAL PR RF-5EGKR22 4000201 R531 or METAL P R RGC55C 0.22 K 4000157 R531 or METAL PR RGC55 0.22 4000132 R531 or METAL PR MPR5W+5W 0R22 4000233 R531 or METAL P R RF-5EGPJR22 4000244 R533 METAL R RNU1WCJ-3.3 453630334T R541...
- Page 18 10/12 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 F901A FUSE HOL NSCT-1P2506 25052609T F901Aor FUSE HOL NSCT-1P2031 25052133T F901B FUSE HOL...
- Page 19 11/12 PAGE P632A PLUG NPLG-3P131 25055147 P901A PLUG NPLG-4P151 25055167 P902A PLUG NPLG-2P632 25055676 P903A SOCKET AS NSAS-7P1834 20099900740UL P911 WS CLAMP CB-71683(L=50) 260261 E801 RETAINER KANAGU(EARTH) 27141059...
- Page 20 12/12 PAGE...
- Page 21 Service Dept. Technical Support : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN Tel: 072-831-8023 Fax: 072-831-8163 ONKYO U.S.A. CORPORATION 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. Tel: 800-229-1687, 201-785-2600 Fax: 201-785-2650 http://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/...
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