KYE Systems Corp. Genius SP-i205U Service Manual

KYE Systems Corp. Genius SP-i205U Service Manual

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Service Guide
SP-i205U
SERVICE GUIDE
KYE SYSTEMS CORP.
SP-i205U
Version : 1.0
Version : 1.0
Page 1 of 14

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Summary of Contents for KYE Systems Corp. Genius SP-i205U

  • Page 1 Service Guide SP-i205U SERVICE GUIDE KYE SYSTEMS CORP. SP-i205U Version : 1.0 Version : 1.0 Page 1 of 14...
  • Page 2: Revision History

    Service Guide SP-i205U Revision History Version Date Change 21/5/2009 Version : 1.0 Page 2 of 14...
  • Page 3: Table Of Contents

    Service Guide SP-i205U Table of Contents Revision History …………………………………………………………………….2 Table of Contents ……………………………………………………………………3 Getting Started ………………………………………………………………………4 Conventions Used in this Guide ……………………………………….4 Safety Precautions ……………………………………………………..4 Chapter 1. How to Handle Defective Returns……………………………………..5 1.1 Overview …………………………………………………………..5 1.2 Problems …………………………………………………………...6 1.2.1 One or more channels no sound………………..…7 1.2.2 Power LED (indicator) no light……...………..…8 1.2.3 Volume no function…………..….…….………….8 Chapter 2.
  • Page 4: Getting Started

    Service Guide SP-i205U Getting Started Conventions Used in this Guide Pay Special Attention : Instructions that are important to remember and may prevent mistakes . Caution : Information that, if not followed, may result in damage to the product . Safety Precautions The following precautions should be observed in handling the speaker Described in this guide :...
  • Page 5: Chapter 1. How To Handle Defective Returns

    Service Guide SP-i205U Chapter 1. How to Handle Defective Returns 1.1 Overview Receiving Defective speakers from Customers Verifying problems Proceeding necessary tests Function NG Analyzing possible malfunction causes Deciding & proceeding the Function NG rectification methods Function OK Replace necessary defective parts Proceeding tests to Verify if the speaker is functioning normally...
  • Page 6: Problems

    Service Guide SP-i205U 1.2 Problems Item Problem Description 1.2.1 One or more channels no sound 1.2.2 Power LED (indicator) no light 1.2.3 Volume no function Version : 1.0 Page 6 of 14...
  • Page 7: One Or More Channels No Sound

    Service Guide SP-i205U Attention Please follow the numbered sequence marked within parenthesis given in individual Flow chat, in that this is the best-recommended sequence to rectify the problems. 1.2.1 One or more channels no sound One or more channels no sound Problem Analyzer and Defective U1...
  • Page 8: Power Led (Indicator) No Light

    Service Guide SP-i205U 1.2.2 Power LED (indicator) no light Power LED (indicator) no light Problem Power switch or LED Defective USB cable disconnected Analyzer and defective U1, Q1, Q2 or defective Identify the Causes Check the Re-solder or replace USB cable defective component(s) Solutions 1.2.3 Volume no function...
  • Page 9: Chapter 2. Specifications

    Service Guide SP-i205U Chapter 2. Specifications NO. Description Unit Specifications Out Power at THD 10% (Actual ≧ 0.6) Freq. Response (1KHz -3dB) 20~20K ± 10% ≧ 40 Separation ≧ 70 S/N ratio ≦ 2 Hum & Noise (Vol.: max) Version : 1.0 Page 9 of 14...
  • Page 10: Chapter 3. Block Diagram

    Service Guide SP-i205U Chapter 3. Block Diagram R.CH Speaker speaker USB port chip L.CH Speaker Keys ( Power , Volume + , Volume - ) Version : 1.0 Page 10 of 14...
  • Page 11: Chapter 4. Exploded View

    Service Guide SP-i205U Chapter 4. Exploded View Version : 1.0 Page 11 of 14...
  • Page 12: Chapter 5. Part List

    Service Guide SP-i205U Chapter 5. Part List DESCRIPTION UNIT Part No. 1 SP-i205U/Body 28-101-01 2 Loud Speaker 48mm 4ohm 2W E1049-42 3 Rubber Pad (32x3.4 mm), SP-i205U 28-100-01 4 PCBA, SP-i205U 28-101-02 5 IC, BU20360 E1065-47 6 S/N Label (on Body / Gift box) 28-102-01 7 Gift Box, SP-i205U 12000448100-A...
  • Page 13: Chapter 6. Schematic Diagram

    Service Guide SP-i205U Chapter 6. Schematic Diagram Version : 1.0 Page 13 of 14...
  • Page 14: Chapter 7. Important Notes

    Service Guide SP-i205U Chapter 7. Important Notes 7.1 Packing Requirement for Sending the PCB Assembly by Post PCB assembly is a kind of sophisticated electronic circuit board. Well packing will be required when sending them by post. * Some sophisticated IC components are mounted on the PCB assembly, hence it is necessary to pack each PCB assembly with a separate static protecting bag, in order to avoid static electricity.

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