Samsung SR-686EV - In Case of F-Fan Doesn’t Run

Samsung Electronics 29
Y
Forced operation
Is it forced operation ?
Y
N
F-fan O.K.
Does it run 1 min
after the door S/W pressed?
N
Y
Re-connection
Is the connection of
CON10 O.K. ?
Y
N
F-fan failure
Is the vltg of both ends of
F-fan 220Vac
N
Y
Change door S/W
Does the door S/W
works normally
Change main PCB ass’ y
Start
1) In case of F-fan doesn’ t run