Read LG 42SL80YD-AA (CHASSIS:LB91T) Service Manual online
E. Noise
Circuit noise, mechanical noise
Established
date
Revised date
2008. 3 .26
12/13
LCD TV
Error
symptom
Standard Repair Process
Check
location of
noise
location of
noise
Identify
nose
type
nose
type
Circuit
noise
Replace inverter
Replace LIPS B/D
OR
<With Inverter Module>
<Without Inverter Module>
Mechanical
noise
Check location of
noise
noise
※
When the nose is severe replace the module
※
When the nose is severe, replace the module
(For models with fix information, upgrade the
S/W or provide the description)
S/W or provide the description)
OR
※
If there is a “Tak Tak” noise from the
cabinet, refer to the KMS fix information and
※
Mechanical noise is a natural
phenomenon, and apply the 1st level
description. When the customer does not
agree apply the process by stage
description. When the customer does not
agree apply the process by stage
then proceed as shown in the solution manual
(For models without any fix information,
provide the description)
(For models without any fix information,
provide the description)
OR
agree, apply the process by stage.
※
※
Describe the basis of the description
in “Part related to nose” in the Owner’s
Manual.
Manual.
12
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