Check
location of
noise
Identify
nose
type
Circuit
noise
Replace PSU(with LED driver)
Replac e L E D driv er
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 th e d es cription)
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,
provide th e d escripti o n)
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, mechani cal noise
Established
date
Revis ed date 12/13
LCD TV Error
symptom
Standard Repair Process
12
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only