KYE Systems Corp. Genius SP-i355 Service Manual Download | Manualshive

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Service Guide

SP-i355

Version : 1.0

Page 1 of 15

SERVICE GUIDE

KYE

SYSTEMS CORP.

SP-i355

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Summary of Contents for Genius SP-i355

Page 1: ...Service Guide SP i355 Version 1 0 Page 1 of 15 SERVICE GUIDE KYE SYSTEMS CORP SP i355...

Page 2: ...Service Guide SP i355 Version 1 0 Page 2 of 15 Version 1 0 Revision History Version Date Change 1 0 7 5 2009...

Page 3: ...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 1 2 4 Earphone no function 9 Chapter 2 Specifications 10 Chapter 3 B...

Page 4: ...ers 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 subwoo...

Page 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...

Page 6: ...55 Version 1 0 Page 6 of 15 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 Ea...

Page 7: ...given in individual Flow chat in that this is the best recommended sequence to rectify the problems One or more channels no sound Broken or short circuit Defective U1 U2 U3 VR1 Speaker cable dis conn...

Page 8: ...ht Power switch or LED defective Defective D1 D2 D4 D7 U4 Ac cord of transformer disconnected or defective Re solder or replace defective component s Analyzer and Identify the Causes Volume Tone no fu...

Page 9: ...1 0 Page 9 of 15 1 2 4 Earphone no function Problem Solutions Broken or short circuit Defective JACK2 R27 R28 Check solder points on PCB Analyzer and Identify the Causes Check and Replace defective co...

Page 10: ...n 1 0 Page 10 of 15 Chapter 2 Specifications NO Description Unit Specifications 1 Out Power at THD 10 W 5 2 Sensitivity V 550 50 3 Freq Response 1KHz 3dB Hz 30 20K 10 4 Separation dB 40 5 S N ratio dB...

Page 11: ...Service Guide SP i355 Version 1 0 Page 11 of 15 Chapter 3 Block Diagram Audio in Power Amplifier R CH Speaker Ac in L CH Speaker Power Conditioner Volume Control Tone Control...

Page 12: ...Service Guide SP i355 Version 1 0 Page 12 of 15 Chapter 4 Exploded View...

Page 13: ...7 100 01 6 Rubber Pad 34 5x4x1 mm SP i355 4 PC 27 100 02 7 PCBA SP i355 1 Set 27 101 03 8 IC PHILIPS HEF4013BP 1 PC E1065 33A 9 IC PT2256V 1 PC E1065 25 10 IC PHILIPS TFA9843J 1 PC E1065 52 11 IC UTC4...

Page 14: ...Service Guide SP i355 Version 1 0 Page 14 of 15 Chapter 6 Schematic Diagram...

Page 15: ...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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