Check location
of noise
Identify
nose
type
Circuit
noise
Replace PSU
Mechanical
noise
Check location
of noise
※ When the nose is severe, replace the module
(For models with fix information, upgrade the
S/W or provide the description)
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 the description)
※ 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
15/16
Error
symptom
Standard Repair Process
15
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