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Outer temper ature sensor failure
2. Self diagnosis failure
②
Refrigerator temp, sensor failure
N
Y
Connection failure, SHORT
Is main PCB connection O.K?
N
Y
Change temp sensor,
change PCB MAIN
Is outertemp sensor O.K?
N
Y
Check Main-PCB
Is input vltg of MICOM
PIN#58 O.K?
N
Y
change sensor
Is temp sensor O.K?
N
Y
Connection failune Re-connection
Is MAIN-PCB Connection
(con30) O.K?
N
Y
Cheak connected sensor wire
Is input vltg of MAIN-PCB
(con30) pin2 O.K
N
Y
Cheak short and iced lead
Is input vltg of
MICOM pin#60 O.K
PCB and temp sensor O.K.
Reconfirm connector inferior.
PCB and temp sensor O.K.
Reconfirm outertemp sensor inferior
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