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KYE Systems Corp. Genius SP-HF 2.1 800, Service Manual

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KYE Systems Corp. Genius SP-HF 2.1 800 Service Manual Download Page 14

 

Service Guide

                                                                     

SP-HF 2.1 800 

1.2.8. 

Woofer colorful LED no light or abnormal 

Problem 

 

 

 

 

 

 

 

Analyze and 

identify the 

causes 

 

 

 

 

 

 

Solutions

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

                   

             

Version 1.0         Page 13 of 21 

 
 

 

Woofer colorful LED no light or 
abnormal 

1. Defective, dry-soldered, or broken 

SW-HF2.1 800LED

 PCB   

2. YM6111-2.1L AMP PCBA broken or CN2 defective or connection 

wires loosen 

3. R34 in YM6111-2.1L AMP, or R3

，

R1

，

IC1

，

LED1 in YM-C19 CON 

PCB defective 

Check and replace

 

Summary of Contents for Genius SP-HF 2.1 800

Page 1: ...Service Guide SP HF 2 1 800 SERVICE GUIDE KYE SYSTEM CORP Version 1 0 Page 1 of 21...

Page 2: ...Service Guide SP HF 2 1 800 Revision History Version Date Change 1 0 24 06 2011 Version 1 0 Page 2 of 21...

Page 3: ...t channel no sound 9 1 2 4 Woofer no sound 10 1 2 5 Noise 11 1 2 6 Cable remote LED indicators no light 12 1 2 7 Woofer colorful LED no light or abnormal 13 Chapter 2 Specification 14 Satellite 14 Woo...

Page 4: ......

Page 5: ...face 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 anyth...

Page 6: ...Version 1 0 Page 5 of 21 Receiving Defective speaker from customers Verifying problems Proceeding Necessary tests Verifying problems Proceeding Necessary tests Analyzing possible Malfunction cause Dec...

Page 7: ...Problems Item Problem Description 1 2 1 No power LED indicator no light 1 2 2 No sound 1 2 3 Right channel no sound 1 2 4 Left channel no sound 1 2 5 Woofer no sound 1 2 6 Noise 1 2 7 LED indicators n...

Page 8: ...unlighted Problem Analyze and identify the causes Solutions Version 1 0 Page 7 of 21 Repair or replace Defective transformer Defective or damaged AC cable or power switch or the loose connection betwe...

Page 9: ...n 1 0 Page 8 of 21 VR1 in YM C19 CON PCB damaged or the connection wires loosely soldered Connection wires of YM6111 2 1L AMP broken or dry soldered No sound Repair or replace Repair or replace PCB sh...

Page 10: ...le damaged or defective Speaker cable damaged or defective Driver unit dry soldered or defective 1 Connection wires of YM6111 2 1L AMP broken or dry soldered 2 U4 U3 in YM6111 2 1L AMP damaged Replace...

Page 11: ...Solutions Version 1 0 Page 10 of 21 Woofer no sound Woofer driver unit dry soldered or defective PCB damaged dry soldered or short circuited 1 YM6111 2 1L AMP CN1 damaged 2 U1 U2 or VR or the componen...

Page 12: ...ersion 1 0 Page 11 of 21 Noise 1 To check if EC2 EC3 EC11 EC12 D1 D2 D3 D4 is defective or not 2 PCB broken or dry soldered Or caused by the vibration from the too long lead wire of the driver units O...

Page 13: ...remote LED indicators no light Problem Analyze and identify the causes Solutions Version 1 0 Page 12 of 21 LED indicators no light 1 Defective dry soldered or broken PCB 2 LED1 defective or YM C19 CO...

Page 14: ...he causes Solutions Version 1 0 Page 13 of 21 Woofer colorful LED no light or abnormal 1 Defective dry soldered or broken SW HF2 1 800LED PCB 2 YM6111 2 1L AMP PCBA broken or CN2 defective or connecti...

Page 15: ...ATION ONE CHANNELIN OTHER CHANNEL INPUT SHORTING d B 53 53 40 11 HUM NOISE VOLUME MAX INPUT SHORTING m V 0 6 0 6 2 12 HUM NOISE VOLUME MIN INPUT SHORTING m V 0 5 0 5 1 Woofer NO DESCRIPTION UNIT NORMA...

Page 16: ...Service Guide SP HF 2 1 800 Version 1 0 Page 15 of 21 Chapter 3 Block diagram...

Page 17: ...Service Guide SP HF 2 1 800 Subwoofer Version 1 0 Page 16 of 21 Chapter 4 Exploded view...

Page 18: ...Service Guide SP HF 2 1 800 Satellite Version 1 0 Page 17 of 21 Chapter 4 Exploded view...

Page 19: ...Service Guide SP HF 2 1 800 Cable control Version 1 0 Page 18 of 21 Chapter 4 Exploded view...

Page 20: ...040027 14 front panel SW HF2 1 800 EP40310368 15 LED PCBA SW HF2 1 800 EP1P800014 16 LED cover SW HF2 1 800 EP41410041 17 woofer LOGO plate SW HF2 1 800 EP41210071 18 BT2030 IC TDA2030A EP1C020008 19...

Page 21: ...eparate 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 d...

Page 22: ...Service Guide SP HF 2 1 800 Version 1 0 Page 21 of 21 Chapter 7 Schematic diagram...

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