Samsung NZ64F3NM1AB Service Manual page 21

Connect the sensor.
Replace the Power board.
Push "ON/OFF" button
No
to restart unit, does the
symptom continue?
Replace the display board.
IGBT temperature sensor Open Error (FA/FD)
No
No
Yes
The sensor has defected. Replace
the Power board.
Perform the operation again and check if
it is working properly.
Is the sensor connected?
Yes
Is the sensor's real resistance
is opened circuit?
Yes
- 19 -
: check if the sensor wire is damaged.