Obligatory Disclaimer: These units contain high voltages. Please work on them at your own risk.
Please note: I will only be calibrating the display section. Calibrating the RF plugins will be determined by the exact plugins you have. I also mention that I will talk about how to repair these units. There will be more information on repairing and adjusting these units in later parts.
Using an oscilloscope as an external display for a unit with a damaged CRT:
https://www.youtube.com/watch?v=RF0_JrJ2yes