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Service Guide                                                 

SP-i175 

                         

 

Version : 1.0

 

     

 

Page 1 of 14

 

SERVICE GUIDE 

 

KYE

 

SYSTEMS CORP. 

 

 

 

 

 

 

 

                                                                                                           

SP-i175 

Version : 1.0 

 

 

Содержание Genius SP-i175

Страница 1: ...Service Guide SP i175 Version 1 0 Page 1 of 14 SERVICE GUIDE KYE SYSTEMS CORP SP i175 Version 1 0...

Страница 2: ...Service Guide SP i175 Version 1 0 Page 2 of 14 Revision History Version Date Change 1 0 16 11 2011...

Страница 3: ...Returns 5 1 1 Overview 5 1 2 Problems 6 1 2 1 No sound 7 1 2 2 Power LED indicator no light 8 1 2 3 Volume no function 8 Chapter 2 Specifications 9 Chapter 3 Block Diagram 10 Chapter 4 Exploded View 1...

Страница 4: ...peakers in environments subject to mist smoke vibration excessive dust salty or greasy air or other corrosive gases and fumes Do not drop or jolt the speakers Do not allow anything to drop into the su...

Страница 5: ...y tests Receiving Defective speakers from Customers Analyzing possible malfunction causes Deciding proceeding the rectification methods Replace necessary defective parts Proceeding tests to Verify if...

Страница 6: ...Service Guide SP i175 Version 1 0 Page 6 of 14 1 2 Problems Item Problem Description 1 2 1 No sound 1 2 2 Power LED indicator no light 1 2 3 Volume no function...

Страница 7: ...quence marked within parenthesis given in individual Flow chat in that this is the best recommended sequence to rectify the problems No sound Broken or short circuit Defective IC2 VR1 Speaker damaged...

Страница 8: ...ator no light Power switch or LED defective Defective USB Jack Battery USB cable disconnected or defective Re solder or replace defective component s Analyzer and Identify the Causes Volume no functio...

Страница 9: ...i175 Version 1 0 Page 9 of 14 Chapter 2 Specifications NO Description Unit Specifications 1 Out Power at THD 10 W 2 2 Freq Response 1KHz 3dB Hz 170 20K 10 3 Separation dB 40 4 S N ratio dB 70 5 Hum No...

Страница 10: ...Service Guide SP i175 Version 1 0 Page 10 of 14 Chapter 3 Block Diagram AUDIO IN Volume Increase Decrease Power Amplifier Speaker USB POWER IN Battery AUDIO OUT...

Страница 11: ...Service Guide SP i175 Version 1 0 Page 11 of 14 Chapter 4 Exploded View...

Страница 12: ...mm SP i175 3 PC 33 100 01 4 PCBA SP i175 1 PC 33 101 02 5 IC EMC5754 1 PC E1065 62 6 IC PS4871 1 PC E1065 63 7 Li ion polymer battery 1 PC PM 005 8 S N Label on Body Gift box 2 PC 33 102 01 9 USB cab...

Страница 13: ...Service Guide SP i175 Version 1 0 Page 13 of 14 Chapter 6 Schematic Diagram...

Страница 14: ...it is necessary to pack each PCB assembly with a separate static protecting bag in order to avoid static electricity Reliable external packing is also very important when sending PCB assembly by post...

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