Service Guide SP-HF2000X 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 ………………..…7 1.2.2 Power LED (indicator) no light………………..…8 1.2.3 Volume no function...…………………….………..8 Chapter 2.
Service Guide SP-HF2000X 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 :...
Service Guide SP-HF2000X 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 defective parts Proceeding tests to verify if the speaker is...
Service Guide SP-HF2000X 1.2 Problems Item Problem Description 1.2.1 One or more channels no sound 1.2.2 Power LED (indicator) no light 1.2.3 Volume no function Version : 1.0 Page 6 of 15...
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Service Guide SP-HF2000X 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 One or more channels no sound Problem Speaker cable dis-connect or Analyzer and...
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Service Guide SP-HF2000X 1.2.2 Power LED (indicator) no light Power LED (indicator) no light Problem Ac cord of transformer Analyzer and Defective K1,F2,R41 Power switch or LED defective R42,DW3,LED disconnected or defective Identify the Causes Re-solder or replace defective component(s) Solutions 1.2.3 Volume no function Volume no function...
Service Guide SP-HF2000X Chapter 3. Block Diagram Volume R.CH Speaker Power Increase Amplifier AUDIO IN Volume L.CH Speaker Decrease Power AC IN Conditioner Version : 1.0 Page 10 of 15...
Service Guide SP-HF2000X Chapter 5. Part List PartNo. Qty UNIT SP-HF2000X/BODY-230V-EU 101123310109 LOUD SPEAKER 1”6Ω 10W 20460100100015 RUBBER PAD, SP-HF2000X 420500090109 PCBA, SP-HF2000X 311233101009 403000530109 IC TDA2050 412001210209 Transformer 230V/15x2 /2A(EU) GLFT BOX,SP-HF2000 X /230V-E U ( N O PMOP) 462212331009 CARTON, SP-HF2000X 462112331009...
Service Guide SP-HF2000X 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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