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Service Guide

SP-i160

Chapter 1. How to Handle Defective Returns

1.1 Overview

Receiving Defective speakers from

Customers

Function NG

__ __

Analyzing possible malfunction

causes

Function NG

Deciding & proceeding the

rectification methods

Function OK

Replace necessary defective parts

Function OK

Return the speakers with proper
repackaging to customers

Version : 1.0

Page 5 of 14

Содержание SP-i160

Страница 1: ...Service Guide SP i160 SERVICE GUIDE KYESYSTEMS CORP SP i160 Version 1 0 Page 1 of 14 ...

Страница 2: ...Service Guide SP i160 Version 1 0 Revision History Version Date Change 1 0 15 01 2010 Version 1 0 Page 2 of 14 ...

Страница 5: ... Defective speakers from Customers Function NG __ __ Analyzing possible malfunction causes Function NG Deciding proceeding the rectification methods Function OK Replace necessary defective parts Function OK Return the speakers with proper repackaging to customers Version 1 0 Page 5 of 14 ...

Страница 6: ...Service Guide SP i160 1 2 Problems Item Problem Description 1 2 1 No sound Line in jack no function 1 2 2 Power LED indicator no light 1 2 3 Li ION battery can t charge Version 1 0 Page 6 of 14 ...

Страница 8: ...witch or LED defective Defective J1 Solutions Re solder or replace defective component s 1 2 3 The Li ION Battery can t charge Problem The Li ION battery can t charge Analyzer and Identify the Causes Broken or short circuit U2 Battery Solutions Check solder points on PCB Check and Replace defective components Version 1 0 Page 8 of 14 ...

Страница 9: ... 2 Specifications NO Description Unit Specifications 1 Out Power at THD 10 W 1 8 2 Sensitivity mV 600 50 3 Freq Response 1KHz 3dB Hz 180 20K 10 4 Separation dB 40 5 S N ratio dB 80 6 Hum Noise Vol max mV 2 Version 1 0 Page 9 of 14 ...

Страница 10: ...Service Guide SP i160 Chapter 3 Block Diagram Audio Tone Control Volume Control L CH Speaker A Power i Ac in Conditioner Version 1 0 Page 10 of 14 ...

Страница 11: ...Service Guide SP i160 Chapter 4 Exploded View Version 1 0 Page 11 of 14 ...

Страница 13: ...Service Guide SP i160 Chapter 6 Schematic Diagram Pls refer to next page Version 1 0 Page 13 of 14 ...