Onkyo SKF-940F Service Manual

Onkyo SKF-940F Service Manual

7.1-ch home theater speaker package
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3 7 63 1515 0
- - Powered Subwoofer - -
"SKW-940"
TE
L 13942296513
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http://www.xiaoyu163.com
7.1-CH HOME THEATER SPEAKER PACKAGE
MODEL
B MDC
B MPP
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.
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http://www.xiaoyu163.com
8
SERVICE MANUAL
SERVICE MANUAL
HTP-940(B)
- - Front Speakers (L/R) - -
"SKF-940F"
- - Center Speaker - -
"SKC-940C"
Black model
Q Q
3
6 7
1 3
120V AC, 60Hz
230-240V AC, 50Hz
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.
2 9
9 4
2 8
Ref. No. 3961
- - Surround Speakers (L/R) - -
"SKM-940S"
- - Surround Back Speakers (L/R) - -
"SKB-940"
1 5
0 5
8
2 9
9 4
ON THE
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co
HTP-940
9 9
062006
2 8
9 9

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Table of Contents
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Summarization of Contents

Safety Information
Safety-Related Component Warnings
Critical components for fire and shock safety. Replace with specified parts.
Exploded Views
Powered Subwoofer (SKW-940) Exploded View
Detailed breakdown of powered subwoofer components.
Powered Subwoofer (SKW-940) Exploded View - Part 2
Second part of the powered subwoofer exploded view.
Front Speakers (SKF-940F L/R) Exploded View
Detailed breakdown of front speaker components.
Center Speaker (SKC-940C) Exploded View
Detailed breakdown of center speaker components.
Surround Speakers (SKM-940S L/R) Exploded View
Detailed breakdown of surround speaker components.
Surround Back Speakers (SKB-940 L/R) Exploded View
Detailed breakdown of surround back speaker components.
Circuit Diagrams and Component Views
Schematic Diagram - Powered Subwoofer (SKW-940)
Electrical schematic for the powered subwoofer assembly.
Schematic Notes and Cautions
Important notes, cautions, and attention points regarding the schematic.
Printed Circuit Board Component View
Component layout view of the main PC board.
Adjustment Procedures
Idling Current Adjustment for Subwoofer
Procedure for adjusting the idling current of the powered subwoofer.
Exploded Views Parts List
SKW-940 Subwoofer Parts List
List of parts for the SKW-940 powered subwoofer.
Front, Center, Surround Speakers Parts List
Parts for front, center, and surround speakers.
Surround Back Speakers Parts List
Parts for surround back speakers.
Printed Circuit Board Parts List
Main Board and Power Transistor Board Parts List
Parts for main and power transistor circuit boards.
Diodes and Capacitors Parts List
List of diodes and capacitors for circuit boards.
Capacitors and Resistors Parts List
List of capacitors and resistors for circuit boards.
Resistors and Connectors Parts List
List of resistors and connectors for circuit boards.

Table of Contents