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Summary of Contents for Genius SW-2.1 850
- Page 1 Service Guide SW-2.1 850 SERVICE GUIDE KYE SYSTEMS CORP SW-2.1 850 Version:1.0 Version 1.0 Page 1 of 16...
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Page 2: Revision History
Service Guide SW-2.1 850 Revision History Version Date Change 10/07/2005 Version 1.0 Page 2 of 16... -
Page 3: Table Of Contents
Service Guide SW-2.1 850 Table of Contents Revision History Table of Contents Getting Started Conventions Used in this Guide Safety Precautions Chapter 1. How to Handle Defective Returns 1.1 Overview 1.2 Problems 1.2.1 Satellite L/R channels no sound 1.2.2 Woofer channel no sound 1.2.3 Woofer no power... -
Page 4: Getting Started
Service Guide SW-2.1 850 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: Place the speakers on a flat, level and stable surface. -
Page 5: Chapter 1. How To Handle Defective Returns
Service Guide SW-2.1 850 Chapter 1. How to Handle Defective Returns 1.1 Overview Receiving Defective speaker form customers Verifying problems proceeding necessary tests Function NG Analyzing possible Function NG Function OK malfunction causes Deciding & proceeding the rectification methods Replace necessary... -
Page 6: Problems
Service Guide SW-2.1 850 1.2 Problems Item Problem Description 1.2.1 Satellite L/R channels no sound 1.2.2 Woofer channel no sound 1.2.3 Woofer no power Version 1.0 Page 6 of 16... -
Page 7: Satellite L/R Channels No Sound
Service Guide SW-2.1 850 * 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 Satellite L/R channels no sound Problem Satellite L/R channels no sound... -
Page 8: Woofer Channel No Sound
Service Guide SW-2.1 850 1.2.3 Woofer channel no sound Woofer channel no sound Problem Analyzer and Identify the Causes Defective Broken or short circuit Speaker cable dis-connect or IC102,IC103,C109, speaker damaged SUBWOOFER VR, Solutions Check solder points on Check and replace... -
Page 9: Woofer No Power
Service Guide SW-2.1 850 1.2.4 Woofer no power Woofer no power Problem Analyzer and Identify the Causes Defective Broken or short circuit Speaker cable dis-connect or D1~D8, speaker damaged Power SW, Fuse, Solutions Check solder points on Check and replace... -
Page 10: Chapter 2. Specifications
Service Guide SW-2.1 850 Chapter 2. Specifications Satellite – L/R C (AT 1KHZ): hannel NO Description Unit Specifications Out Power at THD 10% 3 ± 1 Sensitivity 350 ± 50 Freq Response (Ref:-3dB) 80~20K ¡ Ù S/N ratio ¡ Ø 3 Hum &... -
Page 11: Chapter 3. Block Diagram
Service Guide SW-2.1 850 Chapter 3. Block Diagram FL OUT INPUT SCH SPEAKER FR OUT SPEAKER 2 CH INPUT VOLUME SUBWOOFER OUT TRANS3 SPEAKER FUSE POWER SW 250V/2A AC IN POWER SCH BASS Version 1.0 Page 11 of 16... -
Page 12: Chapter 4. Exploded View Host(Woofer)
Service Guide SW-2.1 850 Chapter 4. Exploded View Host (Woofer) Version 1.0 Page 12 of 16... -
Page 13: Satellite
Service Guide SW-2.1 850 Satellite Version 1.0 Page 13 of 16... -
Page 14: Chapter 5. Part List
850-011 12 RUBBER, Ø20/HOST 850-012 13 TRANSFORMER, 230V:14V AC x2 & 0.7A; 850-013 9VAC&0.85A 14 AUDIO CABLE, 1 ST to 1 ST, SW-2.1 850 850-014 15 S/N LABEL(NO CARTON&WOOFEWR) 850-015 16 MANUAL SW-2.1 850 850-016 17 Round Red type Label(NO CARTON) 850-017 18 PE BAG, SW-2.1 850/SATE... -
Page 15: Chapter 6. Schematic Diagram
Service Guide SW-2.1 850 Chapter 6. Schematic Diagram M ai n PCB L IN R116 C or t r ol PCB 100K L OUT MASTERA 50KB R117 Subwoofer R IN SUBWOOFER 50KB 100K R OUT C125 C127 MASTERB 100uF/16V 100uF/16V... -
Page 16: Chapter 7. Important Notes
Service Guide SW-2.1 850 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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