SERVICE MANUAL 
Model: AFL631 & CFE633 
21
Issue  200905 
Rev.  Ref0905S003V0 
■  Turning off the fridge storage compartment 
Press and hold key A1 for 3 seconds, and the corresponding indicator will turn off and the fridge 
storage compartment will be turned off while the freezer storage compartment operates normally. The 
fridge storage temperature indication icon will also go off. Press and hold key A1 for 3 seconds again, 
the corresponding indicator will illuminate, the fridge storage compartment will be turned on, and the 
fridge storage temperature indication icon will recover. 
■  Turning off the refrigerator
 
Press and hold key A10 for 3 seconds, corresponding indicator will go off, the display panel will go off 
and the refrigerator will stop operating. 
Press and hold key A10 for 3 seconds again, corresponding indicator will light up, the display panel will 
light up, and the refrigerator will start operating normally. 
This function is not equivalent to turning off the power. 
■  Fault indication
 
When E or F is displayed due to fault, the refrigerator can still refrigerate. Please contact professional 
after-sales service personnel as soon as possible. 
4-2 Error code display and sensor positions 
4-2-1 Sensor location description   
Malfunction description  Sign  Display Display position Sensor location 
Malfunction of the ambient 
temperature sensor 
H SNR  F2  Display panel  The ambient temperature sensor is 
located on the display panel 
Malfunction of the fridge 
storage temperature sensor 
R SNR  F3  Display panel  The fridge storage temperature 
sensor is located on the right side 
of the fridge storage compartment
Malfunction of the freezer 
storage temperature sensor 
F SNR  F4  Display panel  The freezer storage temperature 
sensor is located on the left side of 
the freezing air-duct cover 
Malfunction of the defrosting 
temperature sensor 
D SNR  F6  Display panel  The defrosting temperature sensor 
is located on the fin evaporator 
Malfunction of 
communication between the 
display panel and the power 
board 
/ E0 Display panel  / 
Malfunction of the fan  /  E1  Display panel  /