E. Noise
Circuit noise mechanical noise
Established
date
Revised date
15/16
LCD TV
Error
symptom
Standard Repair Process
2013.01.31
Circuit noise, mechanical noise
Revised date
15/16
Check
location of
Identify
nose
Circuit
noise
Replace PSU
noise
type
noise
Mechanical
noise
Check location of
noise
noise
noise
※
When the nose is severe, replace the module
(For models with fix information, upgrade the
S/W or provide the description)
※
M h i l
i
i
t
l
p
p
)
OR
※
If there is a “Tak Tak” noise from the
cabinet, refer to the KMS fix information and
then proceed as shown in the solution manual
(For models without any fix information,
OR
※
Mechanical noise is a natural
phenomenon, and apply the 1st level
description. When the customer does not
agree, apply the process by stage.
※
Describe the basis of the description
i “P t
l t d t
”
i th O
’
(
y
,
provide the description)
in “Part related to nose
”
in the Owner’s
Manual.
15
Copyright ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 55EA8800
Page 51: ......
Page 56: ...H13 Block diagram ...
Page 62: ...Interconnection 1 55EA9800 PCBs 1 Main PCB 2 PSU 1 2 3 WIFI ASSY ...
Page 90: ...Appendix Exchange the Module 1 수직 비내림 Line Dim Brightness difference ...
Page 91: ...Appendix Exchange the Module 2 Angle view Color difference Brightness dot noise Half dead ...
