Remove any foreign substance
from the shorted part.
Push "ON/OFF" button
No
to restart unit, does the
symptom continue?
Yes
Replace the display board.
Ceramic plate temperature sensor Short Error (F3/F6)
Yes
Is the sensor terminal part
of the PCB shorted?
No
Is the sensor's real resistance
is shorted circuit?
The sensor has defected. Replace
the sensor.
Perform the operation again and check if
it is working properly.
No
Yes
- 15 -
: check if the sensor and related
parts such as the connector or
soldering parts are slightly shorted.