Onkyo HTP-550B Service Manual

7.1-ch home theater speaker package
Hide thumbs Also See for HTP-550B:

Advertisement

7.1-CH HOME THEATER
Surround Back Speakers (L / R)
"SKB-550"
B MDD
B MDC
B MPA
SERVICE MANUAL
SERVICE MANUAL
HTP-550(B)/(S)
MODEL
Front Speakers (L / R)
"SKF-550F"
Center Speaker
"SKC-550C"
Black and Silver models
120V AC, 60Hz
120V AC, 60Hz
230-240V AC, 50Hz
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.

SPEAKER PACKAGE

Surround Speakers (L / R)
"SKM-550S"
---
---
S MDC
120V AC, 60Hz
S MPA
230-240V AC, 50Hz
ON THE
HTP-550
Ref. No. 4011
042007
Powered Subwoofer
"SKW-550"

Advertisement

Table of Contents
loading

Summary of Contents for Onkyo HTP-550B

  • Page 1: Speaker Package

    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...
  • Page 2 HTP-550 EXPLODED VIEWS-1 <Note> SKW-550 : POWERED SUBWOOFER S901 (POWER SWITCH) and U05 : MPA type only. S901 P901 SP11 x 10 pcs. x 2 pcs. A102 A103 A101 A104 x 2 pcs. x 2 pcs. Q516 Refer to "EXPLODED VIEWS-2" Q541 Q515 SP12...
  • Page 3 HTP-550 EXPLODED VIEWS-2 SP01a - d : SPK SYSTEM ASS’Y (All) SKW-550 : POWERED SUBWOOFER SP01e / f : CABINET ASS’Y (Without AMP unit, Speaker unit and Power transformer) SP08 SP06 SP07 x 6 pcs. SP02 x 4 pcs. SP04 x 4 pcs.
  • Page 4 HTP-550 EXPLODED VIEWS-3 SKF-550F <L> / SKF-550F <R> SP21a / SP21b / SP21c / SP21d : SPK SYSTEM ASS’Y (ALL) SP33a / SP33b SP23 SP32a / SP32b l a c B l a i t e SP34a / SP34b SP24 SP23 SP22 x 4 pcs.
  • Page 5 HTP-550 EXPLODED VIEWS-4 SKC-550C SP41a / SP41b : SPK SYSTEM ASS’Y (ALL) SP53 SP52 SP43 l a c e e n SP43 SP44 SP42 x 4 pcs. SP54a / SP54b...
  • Page 6: Exploded Views

    HTP-550 EXPLODED VIEWS-5 SKM-550S <L> / SKM-550S <R> / SKB-550 <L> / SKB-550 <R> SP61a / SP61b SP63a / SP63b SP62 SP64 <Note> Cannot remove the speaker grill. I N A I N A B l a B l a G r a B l u "SKM-550S <L>"...
  • Page 7 HTP-550 SCHEMATIC DIAGRAM SKW-550 : 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 8 HTP-550 PRINTED CIRCUIT BOARD VIEWS-1 SKW-550 : POWERED SUBWOOFER MAIN PC BOARD (NAAF-8829) Component side R517 C315 Q517 R651 Q518 R545 C316 R541 R320 R319 Q503 R317 C506 C314 R544 J306 J303 Q509 R513 C312 J304 R528 Q513 J305 J307 C313 R511 Q519...
  • Page 9: Power Switch Pc Board

    HTP-550 PRINTED CIRCUIT BOARD VIEWS-2 SKW-550 : POWERED SUBWOOFER POWER TRANSFORMER PC BOARD (NAPS-8831) Component side J905 J904 J903 J902 RISK OF FIRE P902A -REPLACE FUSE AS MARKED. P910A NCPS-8831 25138831 F901A F901B P907A 5A/125V F901 POWER SWITCH PC BOARD (NASW-8833) Component side <Note>...
  • Page 10: Adjustment Procedure

    HTP-550 ADJUSTMENT PROCEDURE SKW-550 : 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. 2.
  • Page 11: Exploded Views Parts List

    1/14 PAGE HTP-550 EXPLODED VIEWS PARTS LIST <Notes> (B) : Black model NOTE : THE COMPONENTS IDENTIFIED BY THE MARK (S) : Silver model ARE CRITICAL FOR RISK OF FIRE AND <L> : Lch ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED.
  • Page 12 2/14 PAGE A103 KNOB (VOL) 28326463 EXPLODED A104 SCREW 3SMS8W.SW+14B(3BC) 801433GR EXPLODED F901 FUSE 5A-UL/T-233 252326GR <MDD> EXPLODED F901 FUSE 1.6A-SE-EAK IECFUSE 252073GR <MPA> EXPLODED F901 or FUSE 1.6A-SE-TL250V 252273GR <MPA> EXPLODED P901 AC CORD AS-UC-2 253333VOL <MDD> EXPLODED P901 or AC CORD AS-UC-2 253368BLTK...
  • Page 13 (PLASTIC) D249-W55001B-00 EXPLODED SP04 WOOD SCREW 4STB + 45A(BC) (FOR FOOT) 412-BE4045AB1 EXPLODED SP06 WOOFER 10" (25) 4 ohm 80W (ONKYO ELE) W2301F EXPLODED SP07 WOOD SCREW 4STB + 25A(BC) (FOR SP UNIT) 411-BE4025AB1 EXPLODED SP08 LED HARNESS ASS'Y 335-SKW540-02...
  • Page 14 SPK SYSTEM ASS'Y SKC-550C (B) 000-SKC550CB EXPLODED SP41b SPK SYSTEM ASS'Y SKC-550C (S) 000-SKC550CS EXPLODED SP42 CATCHING HOLDER D230-S79001B-00 EXPLODED SP43 WOOFER W1278C (ONKYO ELE) W1278C EXPLODED SP44 TWEETER 302-D1F5500200 EXPLODED SP52 TERMINAL GREEN / BLACK 332-LY104B-30 EXPLODED SP53 SPEC LABEL 600-SKC550-00...
  • Page 15: Printed Circuit Board Parts List

    5/14 PAGE SP61a COMPLETE UNIT "SKM-550S (B) <L>" 000-SKM550SLB (B), <L> EXPLODED SP61b COMPLETE UNIT "SKM-550S (S) <L>" 000-SKM550SLS (S), <L> EXPLODED SP62 SPEC LABEL (L) 600-0M550L-00 <L> EXPLODED SP63a COMPLETE UNIT "SKM-550S (B) <R>" 000-SKM550SRB (B), <R> EXPLODED SP63b COMPLETE UNIT "SKM-550S (S) <R>"...
  • Page 16 6/14 PAGE Q505 KTA1024-Y 2215844T Q505 or 2SA949-Y(TPE6_F) 2211354T Q505 or 2SA949-O(TPE6_F) 2211353T Q506 2SC2229-Y(TPE6_F) 2211634T Q506 or 2SC2229-O(TPE6_F) 2211633T Q507 2SA949-Y(TPE6_F) 2211354T Q507 or 2SA949-O(TPE6_F) 2211353T Q507 or KTA1024-Y 2215844T Q509 KTA1024-Y 2215844T Q509 or 2SA949-Y(TPE6_F) 2211354T Q509 or 2SA949-O(TPE6_F) 2211353T Q510...
  • Page 17 7/14 PAGE Q514 or 2SA1930(ONK_Q) 2203000 Q517 2SA933S-S 2213355T Q517 or 2SA933S-R 2213354T Q517 or KTA1267-GR 2215995T Q518 2SC2235-Y(TPE6_F) 2211654T Q519 2SA965-Y(TPE6_F) 2211644T Q602 KRC103M 2215810T Q602 or DTC124ES 2213160T Q603 2SC1740S-S 2213285T Q603 or 2SC1740S-R 2213284T Q603 or KTC3199-GR 2215864T Q604 2SA933S-S...
  • Page 18 8/14 PAGE D605 or DIODE 1SS133(DS) 223280T D606 DIODE 1SS133 223163T D606 or DIODE 1SS133(DS) 223280T D651 DIODE 1SS133 223163T D651 or DIODE 1SS133(DS) 223280T D901 DIODE D3SBA20 22380271F D902 DIODE RL1N4003 22380260T D902 or DIODE GP104003E 22380035T D903 DIODE RL1N4003 22380260T D903 or...
  • Page 19 9/14 PAGE C302 VX C CE04W50V 47M(VX_BLK) 397384707T C501 VX C CE04W50V 47M(VX_BLK) 397384707T C503 TF C ECQ-V50V-224J 374722244T C504 VX C CE04W16V-220M(VX_BLK) 397342217T 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...
  • Page 20 10/14 PAGE 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 CARBON R R16J-5.6K 417345624T R504 CARBON R R16J-2.2K 417342224T R505 NF CARBON R R25J-1.0K 415471024T R506...
  • Page 21 11/14 PAGE R515 CARBON R R16J-12K 417341234T R516 CARBON R R16J-12K 417341234T R517 CARBON R R16J-3.3K 417343324T R521 CARBON R R16J-220 417342214T R522 CARBON R R16J-220 417342214T R526 METAL O R RS1/2WBJ-82 443528204T R527 CARBON R R16J-270 417342714T R528 METAL O R RS1/2WBJ-390 443523914T R531...
  • Page 22 12/14 PAGE R622 CARBON R R16J-10K 417341034T R623 CARBON R R16J-100K 417341044T R624 CARBON R R16J-100K 417341044T R625 CARBON R R16J-180K 417341844T R626 CARBON R R16J-2.2M 417342254T R627 CARBON R R16J-680K 417346844T R628 CARBON R R16J-330K 417343344T R651 METAL O R RS1/2WBJ-12K 443521234T R901...
  • Page 23 13/14 PAGE F901B or FUSE HOL NSCT-1P2031 25052133T F901C LABEL T1.6AL250V 29361769 <MPA> JL535A SOCKET AS NSAS-2P1335 2009990876UL P301 PIN JACK NPJ-1PDB556 25045774 P301 or PIN JACK NPJ-1PDB581 25045801 P531 PLUG NPLG-2P29 25055038 P631 PLUG NPLG-2P29 25055038 P632A PLUG NPLG-3P131 25055147 P901A PLUG...
  • Page 24 14/14 PAGE...
  • Page 25 Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN Tel: 072-831-8023 Fax: 072-831-8124 ONKYO U.S.A. CORPORATION 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. Tel: 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/...

Table of Contents