Z Zee Senior Member Location CA Sep 8, 2022 #21 Ya sure it's dirt? Looks like it might be typical cell discoloration from the cells failing to me. Otherwise I have no idea why it might be, out of my league.
Ya sure it's dirt? Looks like it might be typical cell discoloration from the cells failing to me. Otherwise I have no idea why it might be, out of my league.
B BillK-AZ Senior Member Location Mesa Arizona Sep 14, 2022 #22 Did you check the back side for delamination of the backskin? Delamination causes higher temperatures.
Did you check the back side for delamination of the backskin? Delamination causes higher temperatures.
