Sony G70 (LC) Tube Swap

10. While still being careful to NOT move the glass tube itself from the LC housing, cut the circular outer edge of the HV silicon cup with a sharp cutter/blade. Then, using a small flat screwdriver, gently pry up the cup from the white silicon. Do it VERY slowly so that most of the white silicon remains on the glass:

11. Continue to SLOWLY pry up the cup all around the center hole:

12. Using a pair of needle nose pliers, squeeze the metal leads together in order to remove the HV cup from the  hole:

13. Using a sharp cutter/blade, clean the remaining white silicon from the inside of the cup (you can use acetone liquid cleaner to help in removing small silicon spots):

14. The inside must be clean and look like this when you're done: