DOWNLOAD LG 47LM6690 (CHASSIS:LT22E) Service Manual ↓ Size: 9.84 MB | Pages: 127 in PDF or view online for FREE

Model
47LM6690 (CHASSIS:LT22E)
Pages
127
Size
9.84 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
47lm6690-chassis-lt22e.pdf
Date
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LG 47LM6690 (CHASSIS:LT22E) Service Manual ▷ View online

66 / 79
Adjustment Test pattern - ADJ Key
A. Video error_Color error 
You can view 6 types of patterns using the ADJ Key
Checking item : 1. Defective pixel    2. Residual image    3. MODULE error (ADD-BAR,SCAN BAR..)
4.Video error (Classification of MODULE or Main-B/D!)
A12
Established 
date 
Revised 
date 
Error 
symptom
Content
LCD  TV
2010. 12 .14
Standard Repair Process Detail Technical Manual
67 / 79
Solder defect, CNT Broken
T-Con Defect, CNT Broken
T-Con Defect, CNT Broken
T-Con Defect, CNT Broken
Solder defect, CNT Broken
Solder defect, CNT Broken
Solder defect, CNT Broken
Solder defect, CNT Broken
Abnormal Power Section
Solder defect, Short/Crack
Abnormal Power Section
Solder defect, Short/Crack
Appendix : Exchange T-Con Board (1)
68 / 79
GRADATION
Abnormal Power Section
Solder defect, Short/Crack
Abnormal Power Section
Solder defect, Short/Crack
Fuse Open, Abnormal power section
Noise
GRADATION
Abnormal Display
Appendix : Exchange T-Con Board (2)
69 / 79
Appendix : Exchange PSU(LED driver)
No Light
Dim Light
Dim Light
Dim Light
No picture/Sound Ok
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