Refrigerator User Manual

－44－
② In case of R-fan doesn’t run (Run the DC voltage)
(Reference BLDC MOTOR run circuit)
N
Y
Y
N
N
Y
N
Y
Y
N
N
Y
N
Y
Is it forced operation?
Does it run lmin after the door
S/W pressed?
Is confivcate AC 220V of the MAIN
PCB connection CN72 PIN 1.3?
Does the door
S/W works norks nomally
Is 5V vltg MAIN PCB MICOM
PIN27?
Has vltg the MAIN PCB
connection CN70 pin 2?
(12V or 9V)
Has wave the MAIN PCB
connection CN70 pin5?
Check IC 06 KA324 Change MAin PCB
Forced operation
F-FAN O.K
Re-connection CON72
Check wire
Change DOOR S/W
Change MAIN PCB
Check CON70 Connection
Check the MOTOR
Check MOTOR Change
MOTOR
START