Hi, welcome to Just answer
Please tell me its complete model number
model number is located inside the door
I am waiting for the model number so that I can tell you where is interior light bulb located
Panasonic Microwave Dimension 4 model number usually starts with NN - ...
a moment please
on this model it is located inside the top left of the unit
are you able to find it ?
If you want to replace it yourself you can check this Video as well ... this will give you an idea on how it is done
Have you checked the Video ?
The lamp is located inside the top left ... let me know if you need more assistance
No luck never found the bulb expensive mistake might be I'm to thick!
Have you checked the Video ? If yes then the bulb is located on the top left