Owner's Manual
20 49-40780-1
Troubleshooting Tips
TROUBLESHOOTING TIPS
Things That Are Normal With Your Microwave Oven
Ŷ  Steam or vapor escaping from around 
the door.
Ŷ  Light reflection around door or outer case.
Ŷ  Dimming oven light and change in the blower sound at 
power levels other than high.
Ŷ  Dull thumping sound while oven is operating.
Ŷ  TV/radio interference might be noticed while using the 
microwave. Similar to the interference caused by other 
small appliances, it does not indicate a problem with the 
microwave. Plug the microwave into a different electrical 
circuit, move the radio or TV as far away from the 
microwave as possible, or check the position and signal 
of the TV/radio antenna.
PROBLEM POSSIBLE CAUSE
OVEN WILL NOT COME ON A fuse in your home may be blown or the circuit breaker tripped.  Replace fuse or 
reset circuit breaker.
Unplug your microwave oven, then plug it back in.
Make sure 3-prong plug on oven is fully inserted into wall receptacle.
CONTROL PANEL 
LIGHTED, YET OVEN WILL 
NOT START
Door not securely closed.
Start/Pause
 must be pressed after entering cooking selection.
Another selection entered already in oven and Cancel/Off not pressed to cancel 
it. 
Make sure you have entered cooking time after pressing Cook Time.
Cancel/Off was pressed accidentally. Reset cooking program and press Start/
Pause.
Make sure you entered food weight after pressing Defrost Weight.
Oven was paused accidentally. Press Start/Pause to restart the cooking program.
“ERR” APPEARS ON 
DISPLAY
During a Sensor Cooking program, the door was opened before steam could be 
detected. “ERR” will display until Cancel/Off is pressed.
Steam was not detected in maximum time. Use 
Cook Time
 to heat for more time.
“LOC” APPEARS ON 
DISPLAY
The control panel has been locked. (When the control panel is locked, “LOC” 
will be displayed.)  Press and hold Cancel/Off for about 3 seconds to unlock the 
control panel.
FOOD AMOUNT TOO 
LARGE FOR SENSOR 
REHEAT
Sensor Reheat is for single servings of recommended foods. Use Cook Time for 
large amounts of food.
“FOOD” APPEARS ON 
DISPLAY  
The control detected that the door has not been opened (food/beverage has not 
been placed inside).
“PF” APPEARS ON 
DISPLAY
 A Power Failure has occurred. Press Cancel/Off to clear the display.
“F3” APPEARS ON 
DISPLAY
A key has been activated for more than 60 seconds. Press Cancel/Off to clear 
the display. This can happen if liquid is on the control panel. Dry the control panel 
thoroughly after cleaning.










