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Summary of Contents for KYE Systems Corp. Genius SP-i355
- Page 1 Service Guide SP-i355 SERVICE GUIDE KYE SYSTEMS CORP. SP-i355 Version : 1.0 Page 1 of 15...
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Page 2: Revision History
Service Guide SP-i355 Version : 1.0 Revision History Version Date Change 7/5/2009 Version : 1.0 Page 2 of 15... -
Page 3: Table Of Contents
Service Guide SP-i355 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 (Line in jack no function) ………………………………………..…7 1.2.2 Power LED (indicator) no light……...………..…8 1.2.3 Volume , Tone no function……….…….………….8... -
Page 4: Getting Started
Service Guide SP-i355 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-i355 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-i355 1.2 Problems Item Problem Description 1.2.1 One or more channels no sound (Line in jack no function) 1.2.2 Power LED (indicator) no light 1.2.3 Volume , Tone no function 1.2.4 Earphone no function Version : 1.0 Page 6 of 15... -
Page 7: Function)
Service Guide SP-i355 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 (Line in jack no function) One or more channels no sound Problem Speaker cable... -
Page 8: Power Led (Indicator) No Light
Service Guide SP-i355 1.2.2 Power LED (indicator) no light Power LED (indicator) no light Problem Power switch or LED Defective Ac cord of transformer Analyzer and defective D1~D2, D4~D7, disconnected or defective Identify the Causes Check the Re-solder or replace ac power defective component(s) Solutions... -
Page 9: Earphone No Function
Service Guide SP-i355 1.2.4 Earphone no function Earphone no function Problem Analyzer and Broken or short circuit Defective JACK2 , R27 , R28 Identify the Causes Solutions Check and Replace defective Check solder points on PCB components Version : 1.0 Page 9 of 15... -
Page 10: Chapter 2. Specifications
Service Guide SP-i355 Chapter 2. Specifications NO. Description Unit Specifications ≧ 5 Out Power at THD 10% 550 ± 50 Sensitivity Freq. Response (1KHz -3dB) 30~20K ± 10% ≧ 40 Separation ≧ 70 S/N ratio ≦ 2 Hum & Noise (Vol.: max) Version : 1.0 Page 10 of 15... -
Page 11: Chapter 3. Block Diagram
Service Guide SP-i355 Chapter 3. Block Diagram R.CH Speaker Power Audio Tone Volume Amplifier Control Control L.CH Speaker Power Ac in Conditioner Version : 1.0 Page 11 of 15... -
Page 12: Chapter 4. Exploded View
Service Guide SP-i355 Chapter 4. Exploded View Version : 1.0 Page 12 of 15... -
Page 13: Chapter 5. Part List
Service Guide SP-i355 Chapter 5. Part List DESCRIPTION UNIT Part No. 1 SP-i355/Body/120V-US 27-101-01 2 SP-i355/Body/230V-EU 27-101-02 3 Loud Speaker 2” 4ohm 5W E1049-40 4 Loud Speaker 2” dummy E1049-41 5 Rubber Pad(50x7x2 mm), SP-i355 27-100-01 6 Rubber Pad(34.5x4x1 mm), SP-i355 27-100-02 7 PCBA, SP-i355 27-101-03... -
Page 14: Chapter 6. Schematic Diagram
Service Guide SP-i355 Chapter 6. Schematic Diagram Version : 1.0 Page 14 of 15... -
Page 15: Chapter 7. Important Notes
Service Guide SP-i355 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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