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Service Guide

SP-HF1100X

Version 1.0 Page 1 of 14

SERVICE GUIDE

KYE SYSTEMS CORP

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Summary of Contents for SP-HF1100X

Page 1: ...Service Guide SP HF1100X Version 1 0 Page 1 of 14 SERVICE GUIDE KYE SYSTEMS CORP ...

Page 2: ...Service Guide SP HF1100X Version 1 0 Page 2 of 14 SP HF1100X Version 1 0 Revision History Version Date Change 1 0 2008 03 06 ...

Page 3: ...andle Defective Returns 5 1 1 Overview 5 1 2 Problems 6 1 2 1 L R channels no sound 7 1 2 2 No power 8 Chapter 2 Specifications R L 9 Chapter 3 Block Diagram 10 Chapter 4 Exploded View R L 11 Chapter 5 Part List 12 Chapter 6 Schematic Diagram 13 Chapter 7 Important Notes 14 7 1 Packing Requirement for Sending the PCB Assembly by post 14 7 2 Short of Spare Parts while Repairing a Speaker system 14 ...

Page 4: ...eakers 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 subwoofer case through its ventilator as it could result in fatal electric shock or fire Place the unit far enough from other equipments for good heat dissipation Disconnect the AC power cord from the AC...

Page 5: ...stomers Analyzing possible malfunction causes Deciding proceeding the rectification methods Replace necessary defective parts Return the speakers with proper repackaging to customers Verifying problems proceeding necessary tests Proceeding tests to verify if the speaker is functioning normally Function OK Function NG Function OK Function NG ...

Page 6: ...Service Guide SP HF1100X Version 1 0 Page 6 of 14 1 2 Problems Item Problem Description 1 2 1 L R channels no sound 1 2 2 NO power ...

Page 7: ...sequence to rectify the problems 1 2 1 L R channels no sound Problem Analyze and Identify the Causes Solutions L R channels no sound Broken or short circuit Check solder points on PCB Defective U1 U2 VR1 VR2 VR3 C1 C3 C21 C22 L1 L2 PHONE1 CON3 Speaker cable dis connect or speaker damaged Re connected speaker cable or replace defective speakers Check and replace defective IC or components ...

Page 8: ...lyze and Identify the Causes Solutions No power Broken or short circuit Check solder points on PCB Defective D1 D2 D3 D4 SW1 Transformer Speaker cable dis connect or speaker damaged Re connected speaker cable or replace defective speakers Check and replace defective components ...

Page 9: ...1 0 Page 9 of 14 Chapter 2 Specifications R L AT 1KHZ NO Description Unit Specifications 1 Out Power at THD 10 W 14 2 Sensitivity mV 800 50 3 Freq Response Ref 3dB Hz 20 20K 4 Separation dB 30 5 S N ratio dB 78 6 Hum Noise Vol max mV 5 ...

Page 10: ...Service Guide SP HF1100X Version 1 0 Page 10 of 14 Chapter 3 Block Diagram ...

Page 11: ...Service Guide SP HF1100X Version 1 0 Page 11 of 14 Chapter 4 Exploded View Host R L ...

Page 12: ...C X 000 002 0154 10 IC TDA2030A SJ 2 PC Q 000 000 0014 11 PUSH SW 1 PC 3 166 000 0005 12 ROTARY SWITCH B50K 1 PC 1 224 000 0056 13 ROTARY SWITCH B50K 2 PC 1 224 000 0057 14 CARTON SP HF1100X 1 PC 6 017 078 0026 15 Gift box SP HF1100X 1 PC 6 012 076 0013 16 TRANSFORMER 230V 12V 2 2A 1 PC 1 296 500 0137 17 SPEAKER CABLE 1 to 0 RCA 1 3M 1 PC C 001 000 0006 18 AUDIO CABLE 1 to 0 ST 1 7M 1 PC C 000 000...

Page 13: ...Service Guide SP HF1100X Version 1 0 Page 13 of 14 Chapter 6 Schematic Diagram ...

Page 14: ...nce 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 in that it would avoid unnecessarily lost or damage 7 2 Short of Spare Parts while Repairing a Speaker System If you are short of spare parts when you have some speaker systems waiting to be repai...

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