The week of year thread seems to be telling completely scattered results. We might as well see if the factory # tells us if there is a correlation between that and signal loss or yellow spots.
It's the first 2 digits of your serial #. Try to keep it in this format...
84
Signal Issues: Yes, complete drop with left palm on antenna
Yellow Spots: No
It's the first 2 digits of your serial #. Try to keep it in this format...
84
Signal Issues: Yes, complete drop with left palm on antenna
Yellow Spots: No