Onkyo SKM-940S User Manual

HTP-940
SERVICE MANUAL
SERVICE MANUAL
7.1-CH HOME THEATER SPEAKER PACKAGE
Black model
MODEL HTP-940(B)
120V AC, 60Hz
230-240V AC, 50Hz
B MDC
B MPP
Ref. No. 3961
062006
- - Front Speakers (L/R) - -
"SKF-940F"
- - Center Speaker - -
"SKC-940C"
- - Surround Speakers (L/R) - -
"SKM-940S"
- - Surround Back Speakers (L/R) - -
"SKB-940"
- - Powered Subwoofer - -
"SKW-940"
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.
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
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TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Onkyo SKM-940S Specifications

General

Brand	Onkyo
Model	SKM-940S
Category	Home Cinema speakers
Language	English

Summary

ONKYO Service Manual Introduction

HTP-940 Speaker Package Overview

Details the 7.1-channel home theater speaker package model HTP-940(B).

Safety Warnings

Critical safety warning regarding components for fire and electric shock risk.

Exploded View - SKW-940 Subwoofer

Internal Components

Diagram showing internal components of the SKW-940 subwoofer.

Exploded View - SKW-940 Subwoofer (Continued)

External Components

Diagram showing external components of the SKW-940 subwoofer.

Exploded View - SKF-940F Front Speakers

Front Speaker Components

Diagram of components for the SKF-940F front speakers.

Exploded View - SKC-940C Center Speaker

Center Speaker Components

Diagram of components for the SKC-940C center speaker.

Exploded View - SKM-940S Surround Speakers

Surround Speaker Components

Diagram of components for the SKM-940S surround speakers.

Exploded View - SKB-940 Surround Back Speakers

Surround Back Speaker Components

Diagram of components for the SKB-940 surround back speakers.

Schematic Diagram - SKW-940 Subwoofer

U01 Main PC Board Schematic

Schematic diagram for the U01 Main PC Board of the SKW-940 subwoofer.

Important Notes and Cautions

Component Identification & Safety

Notes on component identification, safety cautions, and board details.

Printed Circuit Board Layout - U01 Main PC Board

Component Side View

Component layout diagram for the U01 Main PC Board (component side).

Adjustment Procedure - Idling Current

SKW-940 Adjustment Steps

Step-by-step guide for adjusting the idling current on the SKW-940.

Exploded Parts List - Amplifier Section

SKW-940 Amplifier Components

List of parts for the amplifier section of the SKW-940.

Exploded Parts List - Speaker Sections

Front & Center Speaker Parts

Parts list for SKF-940F front and SKC-940C center speakers.

Exploded Parts List - Surround Speaker Sections

Surround & Back Speaker Parts

Parts list for SKM-940S surround and SKB-940 surround back speakers.

Printed Circuit Board Parts List - Primary PCBs

U01, U03, U05 Component Details

List of components for U01, U03, and U05 printed circuit boards.

Printed Circuit Board Parts List - Transistors & Diodes

Transistor and Diode Listings

Listings for transistors and diodes used on the PCBs.

Printed Circuit Board Parts List - Capacitors & Resistors

Capacitor and Resistor Listings

Listings for capacitors and resistors used on the PCBs.

Printed Circuit Board Parts List - Connectors & Misc

Connector and Miscellaneous Part Listings

Listings for connectors, fuses, and miscellaneous parts.

Company and Contact Information

ONKYO Global Contact Details

Contact details for ONKYO Corporation and its global subsidiaries.