Genius SW-J2.1 1200, Service Manual, Page: 3 / 23

Service Guide
SW-J2.1 1200
Revision History………………………………………………………………….2
Table of contents……………………………………………………………...…3
Getting Start…………………………………………………….………………...4
Conventions Used in this Guide…………………………………………….…4
Safety Precautions………………………………………………………………
4
Chapter 1. How to Handle Defective Returns……………………………….5
1.2 Problem ………………………………………………………………………6
1.2.1 No power
，
LED
（
indicator
）
unlighted………………………………. 7
1.2.2 No sound …………………………………………………………….…….8
1.2.3 Right or left channel no sound ….……….……….……….……..….……9
1.2.4 Woofer no sound ….……….……….……….………….….……….……10
1.2.5 Noise…………… …………………….…………………………….…..…11
1.2.6 LED indicators no light…………………………….….……………..…. 12
1.2.7 Headphone jack output no sound……………………………..……….. 13
1.2.8 VR, headphone jack or line-in jack abnormal……..………….……….. 14
Chapter 2. Specification…………………………………………………….……15
Satellite…………………………………………………………………….……15
Woofer……………………………………………………………………………15
Chapter 3. Block diagram…………………………………………..…………..16
Chapter 4. Exploded view………………………………………………………17
Subwoofer……………………………………………………………….……….17
Satellite…………………………………………………..…….…………………18
Wired-control…………………………………………………………………….19
Chapter 5. Part list…………………………………… …………….…………...20
Woofer………………………………………………………….……………….. 20
Satellite…………………………………………………………………………...21
Wired control……………………………………………………………….…..21
Chapter 6 Important notes……………………………………………………….22
Chapter 7 Schematic diagram……………………………………..……………23
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Table of Contents
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