Help! Ms. Pac-Man Screen issue

[dakotaj]

Vertical deflection issue. Should be an easy fix if you,or someone you know, are at all electronically inclined.

If it's a G07 monitor you can use this flowchart...
http://lawnmowerman.rotheblog.com/rg..._Flowchart.jpg

I'm being told to purchase a cap kit to fix this issue.... How do I figure out if it is a G07 monitor?