LG LSE4613ST Service Manual page 58

7-2 Basic Check Summary
Symptom : no heating(F9)
-. Check : All heater relays and DLB
relay are open
SVC TEST MODE
Symptom : Oven hot(F6)
-. Check: All heater relays are
open/shorted
Symptom :
Door lock fail (F10)
-. Check : relative part
7-3
Symptom : Oven lamp not
operating
-. Check the Lamp coil's resistance
Symptom : Sensor error or
no heating(F1,F2)
-. Check : Sensor resistance