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All manuals and user guides at all-guides.com Service Guide SP-HF1800A SERVICE GUIDE KYE SYSTEMS CORP. SP-HF1800A Version : 1.0 Version : 1.0 Page 1 of 16...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 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...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 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 .
All manuals and user guides at all-guides.com Service Guide SP-HF1800A Chapter 1. How to Handle Defective Returns 1.1 Overview Receiving Defective speakers form Customers Verifying problems Proceeding necessary tests Function NG Analyzing possible malfunction causes Deciding & proceeding the Function NG...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 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 , Treble , Bass no function Version : 1.0 Page 6 of 16...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 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...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 1.2.2 Power LED (indicator) no light Power LED (indicator) no light Problem Defective JK2, AC cord of transformer Analyzer and Power switch or LED Q101, R6, Z101, disconnected or Identify the Causes...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A Chapter 2. Specifications NO. Description Unit Specifications ≧ 25 Out Power at THD 10% 600 ± 60 Sensitivity Hz 20Hz~20KHz ± 10% Freq. Response (Ref:-3dB) dB ≧ 40 Separation dB ≧ 70 S/N ratio mV ≦...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A Chapter 3. Block Diagram Bass R.CH Speaker Power Control Volume Amplifier AUDIO IN Control Treble L.CH Speaker Control Filter AC IN Transformer Version : 1.0 Page 10 of 16...
All manuals and user guides at all-guides.com Service Guide SP-HF1800A 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.