Samsung CM1329A Service Manual page 25

4. Troubleshooting
4-3-11 Cooling Fan Motor Sensor Error
An "E-2b" error
occurred.
Insert the
temperature sensor.
An "E-0b" error
occurred.
Check the Motor
drive part.
" E-0b, E-2b, E-2C, Ot" is displayed.
YES
YES
NO
Is the Cooling Motor
rotating?
YES
The temperature
sensor is out of order.
Replace the
temperature sensor.
Perform the operation again and check if it
Is the temperature
sensor of the PCB open?
NO
Was there a short-
circuit in the temperature
sensor of the PCB?
NO
Is the temperature
of the PCB over 90°C?
NO
S/W Error
After Power > On,
NO
does the symptom
continue?
YES
Replace the PCB.
is working properly.
25
YES
An "E-2C" error occurred.
Repair the short circuit.