Service Guide
SP-HF800A
SERVICE GUIDE
KYE SYSTEMS CORP
SP-HF800A
Version:1.0
Version 1.0 |
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Service Guide
SP-HF800A
Revision History
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1.0 |
06/20/2011 |
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Version : 1.0 |
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Service Guide
SP-HF800A
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
1.1Overview …………………………………………………………..5
1.2Problems …………………………………………………………...6
1.2.1One or more channels no sound ………………..…7
1.2.2Power LED (indicator) no light………………....…8
1.2.3Volume no function...…………………….………..8
Chapter 2. Specifications …………………………………………………………9
Chapter 3. Block Diagram ……………………………………………………….11
Chapter 4. Exploded View ……………………………………………………….12
Chapter 5. Part List ………………………………………………………………15
Chapter 6. Schematic Diagram …………………………………………………..17 Chapter 7. Important Notes ………………………………………………………19
7.1Packing Requirement for Sending the PCB Assembly by Post …..19
7.2Short of Spare Parts while Repairing a Speaker System …………19
Version : 1.0 |
Page 3 of 15 |
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Service Guide
SP-HF800A
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.
Do not place the speakers 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 outlet before performing any maintenance on the speakers .
Do not perform any maintenance with wet hand .
Prevent foreign substances, such as water, other liquids or chemicals , From entering the speakers while performing maintenance procedures on the speakers .
Version : 1.0 |
Page 4 of 15 |
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Service Guide
SP-HF800A
Chapter 1. How to Handle Defective Returns
1.1 Overview
Receiving Defective speaker form customers
Verifying problems proceeding necessary tests
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Function NG |
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Function NG |
Analyzing possible |
Function OK |
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malfunction causes
Deciding & proceeding the rectification methods
Replace necessary defective parts
Proceeding tests to verify if the speaker is functioning normally
Function OK
Return the speakers with proper repackaging to customers
Version : 1.0 |
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