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Only for training and service purposes LGE Internal Use Only
Check location
of noise
Identify
nose type Circuit
noise
Replace PSU(with LED driver)

Replace LED driver

Mechanical
noise Check location
of noise
OR
※ When the nose is severe, replace the module
(For models with fix information, upgrade the S/W or
provide the description)
※ 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, provide
the description)
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 in
“Part related to nose” in the Owner’s Manual.
E. Noise
Circuit noise, mechanical noise

Established

date
Revised date 13/14
LCD TV Error
symptom
Standard Repair Process
2013. 01 .09