LG 42LB5800 - Page 56

E. Noise
Established
dt
Error
2014 1 2
Standard Repair Process
Circuit noise, mechanical noise
d
a
t
e
Revised date
12/13
LCD TV
Error
symptom
2014
.
1
.
2
Check location
of noise
Identify
noise type
Circuit
noise
Replace PSU(with LED driver)
OR
of
noise
noise
type
noise
Replace LED driver
Mechanical
noise
Check location of
noise
noise
※ When the nose is severe, replace the module
(For models with fix information, upgrade the S/W or
※ Mechanical noise is a natural
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
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.
OR
(For
models
without
any
fix
information,
provide
the description)
14 / 97
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