LG Electronics LCRM1240ST, LCRM1240SB manual Troubleshooting, Operation, Question Answer

TROUBLESHOOTING

Questions and Answers

Operation

Question	Answer
Why is the oven light not on during	There may be several reasons why the oven light is not on.
cooking?	Have you:
	• Set a cooking time?
	• Touched START?
Why does steam come out of the air	Steam is normally produced during cooking. The microwave oven
exhaust vent?	has been designed to vent this steam.
Will the microwave oven be damaged if it	Yes. Never operate the oven empty or without the glass turntable.
operates empty?
Does microwave energy pass through the	No. The metal screen bounces the energy back to the oven cavity.
viewing screen in the door?	The holes (or ports) allow only light to pass through. They do not
	let microwave energy pass through.
Why does a tone sound when a pad on	The tone tells you that the setting has been entered.
the control panel is touched?
Can my microwave oven be damaged if	Like any other cooking appliance, it is possible to overcook food
food is cooked for too long?	to the point that the food creates smoke, and even possibly fire
	and damage to the inside of the oven. It is always best to be near
	the oven while you are cooking.
When the oven is plugged into a wall	The microcomputer controlling your oven may temporarily
outlet for the first time, it does not work	become scrambled and fail to function as programmed when you
properly. What is wrong?	plug it in for the first time or when power resumes after a power
	interruption. Unplug the oven from the ~120 volt household outlet
	and then plug it back in to reset the microcomputer.
Why do I see light reflection around the	This light is from the oven light which is located between the
outer case?	oven cavity and the outer wall of the oven.
What are the various sounds I hear when	The clicking sound is caused by a mechanical switch turning the
the microwave oven is operating?	microwave oven’s magnetron ON and OFF. The heavy hum and
	clunk is from the change in power the magnetron draws as it is
	turned ON and OFF by a mechanical switch.The change in blower
	speed is from the change in line voltage caused by the magnetron
	being turned ON and OFF.
What does "F-1" and "F-2" code on the	That means failure mode. Contact the nearest Authorized Service
display mean?	Center.

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