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KYE Systems Corp. Genius SP-HF1250K, Service Manual

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KYE Systems Corp. Genius SP-HF1250K Service Manual Download Page 5

 

 
 

Version: 2.0       Page 

4/16

 

1.1 Overview

 

 

 

 

                         

 

 

 

 

 

 

 

 

 

 

 

 

 

 
 
 

s 

G

uide

 

ervice 

SP-HF1250K 

Chapter 1.    How to Handle Defective Returns

Receiving Defective 

Speakers 

from Customers

 

 

Verifying problems& 

Proceeding necessary tests

 

Analyzing possible 

Malfunction causes

 

Deciding & proceeding 

the rectification methods

 

Replacing necessary 

Defective parts

 

Proceeding tests 

To verify if the speaker is 

functioning normally

 

Functioning OK 

Return the speakers with 

Proper repackaging to customers

Functioning NG 

Functioning OK 

Functioning NG 

Summary of Contents for Genius SP-HF1250K

Page 1: ...S SE ER RV VI IC CE E G GU UI ID DE E KYE SYSTEMS CORP S SP P H HF F1 12 25 50 0K K Version 2 0 Total 16 Pages Cover Page included...

Page 2: ...Version 2 0 Page 1 16 Version Date Changes 1 0 Official Release 2 0 07 06 25 s Guide ervice SP HF1250K Revision History...

Page 3: ...ED indicator Unlighted 6 1 2 2 Does not work or one channel no sound 7 1 2 3 Noise 7 Chapter2 Specifications 8 Chapter3 Block Diagram 9 Chapter4 Exploded View 10 11 Chapter5 Part List 12 13 Chapter6 I...

Page 4: ...o 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 equ...

Page 5: ...erifying problems Proceeding necessary tests Analyzing possible Malfunction causes Deciding proceeding the rectification methods Replacing necessary Defective parts Proceeding tests To verify if the s...

Page 6: ...Version 2 0 Page 5 16 1 2 Problems Item Problem descriptions 1 2 1 Power LED indicator unlighted 1 2 2 Does not work or one channel no sound 1 2 3 Noise s Guide ervice SP HF1250K...

Page 7: ...nthesis given in individual Flow chart in that this is the best recommended sequence to rectify the problems Problem Analyze and Identify the Causes Solutions Secondary wire Of transformer is Disconne...

Page 8: ...nnel no sound Broken or Short circuit Defective IC Defective Audio cable Replace Audio cable Check solder Points on PCB And resolder defective one s Check and replace Defective IC Problem Analyze and...

Page 9: ...1 THD mV 600 600 40 5 FREQUENCY RESPONSE 1KHz 0dB 1Hz dB 2 2 0 5 1K dB 0 0 0 5 90K dB 3 3 0 5 6 S N RATED O P POWER dB 75 75 60 7 CHANNEL UNBALANCE REF O P POWER dB 0 3 0 3 0 5 8 CHANNEL SEPARATION O...

Page 10: ...Version 2 0 Page 9 16 s Guide ervice SP HF1250K Chapter 3 Block Diagram...

Page 11: ...Version 2 0 Page 10 16 Subwoofer s Guide ervice SP HF1250K Chapter 4 Exploded View...

Page 12: ...Version 2 0 Page 11 16 SATELLITE s Guide ervice SP HF1250K Chapter 4 Exploded View...

Page 13: ...tous Yellow Output Board Black HIPS Heat sink AL Silver Output PCBA IC TDA 2030AV Rubber Foot Black Power Switch 2PIN Function PCBA Volume IC MC4558 Function PCBA Karaoke IC PT2399 0107HIPS81002G09 01...

Page 14: ...HIPS Speaker 5 25 4 20W Speaker 1 8 15W Rubber Foot Black Wood box Silver Color 12T MDF RCA Monotrematous Yellow Input board Black HIPS 0406030401050G01 0101HIPS00104G01 084020045A112G02 082015080131...

Page 15: ...arate static protecting bag in order to avoid static electricity Reliable external packing is also very important when sending the PCB assembly by post in that it would avoid unnecessarily lost or dam...

Page 16: ...Version 2 0 Page 15 16 1 s Guide ervice SP HF1250K Chapter 7 Circuit schematic...

Page 17: ...Version 2 0 Page 16 16 2 1 s Guide ervice SP HF1250K Chapter 7 Circuit schematic...

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