Onkyo SKW-540 Service Manual
Onkyo SKW-540 Service Manual

Onkyo SKW-540 Service Manual

7.1-ch home theater speaker package
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7.1-CH HOME THEATER SPEAKER PACKAGE
- - Powered Subwoofer - -
"SKW-540"
- - Surround Back Speaker (L/R) - -
SERVICE MANUAL
SERVICE MANUAL
SKS-HT540(B)
MODEL
"SKB-540"
- - Front Speakers (L/R) - -
- - Center Speaker - -
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 Speakers (L/R) - -
"SKF-540F"
"SKC-540C"
ON THE
SKS-HT540
Ref. No. 3942
042006
"SKM-540S"

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Summary of Contents for Onkyo SKW-540

  • 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...
  • Page 2 SKS-HT540 EXPLODED VIEWS-1 SKW-540 : POWERED SUBWOOFER P901 SP11 x 10 pcs. x 2 pcs. A102 A103 Refer to "EXPLODED VIEWS-2" A101 SP12 x 2 pcs. x 4 pcs. x 2 pcs. Q516 SP13 x 2 pcs. Q541 T901 Q515 F901 x 5 pcs.
  • Page 3 SKS-HT540 EXPLODED VIEWS-2 SKW-540 : POWERED SUBWOOFER SP01a SP07 SP06 SP04 x 6 pcs. SP09a SP08 SP02 x 4 pcs. SP04 x 4 pcs. SP05 SP03 x 4 pcs.
  • Page 4 SKS-HT540 EXPLODED VIEWS-3 SKF-540F <L> / SKF-540F <R> SP21a / SP21b without Terminal (SP32) SP33a / SP33b SP23 SP26 x 4 pcs. SP32a / SP32b SP25 l a c B l a i t e SP29 SP34a SP24 SP30 SP28 SP23 SP26 x 4 pcs.
  • Page 5 SKS-HT540 EXPLODED VIEWS-4 SKC-540C SP41a without Terminal (SP52) SP53 SP52 SP43 SP46 l a c x 4 pcs. e e n SP45 SP48 SP49 SP43 SP46 SP50 x 4 pcs. SP44 SP47 x 4 pcs. SP51 SP46 x 4 pcs. SP42 x 4 pcs.
  • Page 6 SKS-HT540 EXPLODED VIEWS-5 SKM-540S <L> / SKM-540S <R> / SKB-540 <L> / SKB-540 <R> SP63a SP61a SP62 SP64 I N A I N A B l a B l a G r a B l u "SKM-540S <L>" "SKM-540S <R>" SP65a SP67a SP66...
  • Page 7: Main P.c.board

    SKS-HT540 SCHEMATIC DIAGRAM SKW-540 : POWERED SUBWOOFER NAAF- LINE INPUT Q301(1/2) MAIN PC BOARD P301 NJM4558LD R301 R307 2.2K C302 C955 47/50 R305 223J E801 C303 OUTPUT LEVEL R505 R506 R511 Q509 (1/4W) (1/4W) (1/4W) 2SA949-Y Q505 2SA949-Y Q501 Q502...
  • Page 8 SKS-HT540 NOTE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY AF-8829 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 ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
  • Page 9: Adjustment Procedure

    SKS-HT540 ADJUSTMENT PROCEDURE SKW-540 : 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 10: Packing Procedure

    SKS-HT540 PACKING PROCEDURE-1 SP06 Upper side (Center) marking SP09 : INNER SP10 : OUTER SP11 : INNER SP12 : OUTER Upper side marking SP04 Upper side SP09 : INNER marking SP10 : OUTER SP05 (Top) SP13 SP04 SP04 SP04 SP04 SP07 (Bottom) Front side...
  • Page 11 SKS-HT540 PACKING PROCEDURE-2 SP17 SP18 SP04 SP16 L = 15 ft. L = 30 ft. L = 30 ft. (22# 4.5 m) (22# 9 m) (22# 9 m) (White / Black) (Blue / Black) (Tan / Black) L = 30 ft. L = 15 ft.
  • Page 12: Exploded Views Parts List

    <L> : Lch ELECTRIC SHOCK. REPLACE ONLY WITH PART <R> : Rch NUMBER SPECIFIED. REF. NO. PART NAME DESCRIPTION Q'TY PART NO. (SN) REMARKS SKW-540 (B) : POWERED SUBWOOFER EXPLODED AMPLIFIER SECTION (SKW-540) EXPLODED Q515 2SC5359-R 2203082 EXPLODED Q515 or...
  • Page 13 000-SKF540FBLSER <L> EXPLODED SP21b CABINET ASS'Y SKF-540F (B) <R> 000-SKF540FBRSER <R> EXPLODED SP22 CATCHING HOLDER 230-S79001B-00 EXPLODED SP23 WOOFER W1278A (ONKYO ELE) W1278A EXPLODED SP24 TWEETER 302-D1F5400200 EXPLODED SP25 PANEL D200-F54001S-10 EXPLODED SP26 SCREW 4/16 PAN AB, ED 411-PE4016AB2 EXPLODED...
  • Page 14: Printed Circuit Board Parts List

    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. SKW-540 MAIN PC BOARD (NAAF-8829-1A) POWER TRANS. PC BOARD (NAPS-8831-1A) CIRCUIT NO. PART NAME DESCRIPTION Q'TY PART NO.
  • Page 15 4/7 PAGE 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 D501 ZENER D MTZJ5.6B 224470562T D501 or ZENER D DZ-5.6BSB (1) 224850562T...
  • Page 16 5/7 PAGE C905 ELECT C CE62W71V5600M 3504444 C906 ELECT C CE62W71V5600M 3504444 C909 VR C CE04W50V-22M(VR) 394682207T C950 TF C ECQ-V50V-104J 374721044T C951 VR C CE04W16V-220M(VR) 394642217T C952 VR C CE04W16V-220M(VR) 394642217T C955 TF C ECQ-B50V-223J 374722234T R301 CARBON R R16J-1K 417341024T R302...
  • Page 17 6/7 PAGE R611 CARBON R R16J-820K 417348244T R612 CARBON R R16J-39K 417343934T R613 CARBON R R16J-470K 417344744T R614 CARBON R R16J-120K 417341244T R615 CARBON R R16J-22K 417342234T R616 CARBON R R16J-100K 417341044T R617 CARBON R R16J-1K 417341024T R619 CARBON R R16J-22K 417342234T R620...
  • Page 18 NITTO 3703 SUPER W50L100 (1) 29110176 PACKING SP16 POLY BAG 350 x 250 29100097-1A PACKING SP17 INS MANUAL En (SKS-HT540) (29344233) 650-0HT540-00 PACKING SP18 WRNTY CARD (ONKYO) 29365102A PACKING SP19 CABLE SET SP CABLE / RCA CABLE / POLY BAG 319-HTS780-00 PACKING...
  • Page 19 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/...

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Sks-ht540(b)Sks-ht640Sks-ht540

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