Mitsubishi WS-73909 73" Rear Projection Television "sync adjust digital analog time" Questions

...adjust it and regain stability. Old sets used analog components (which age with time and are somewhat heat-sensitive) to control the vertical sync. Modern TVs use digital signal processing techniques ...

...adjust the red and blue light beams in reference to the fixed green light beam. This process is called convergence. There are two separate memories for convergence. One, for SD 480i/480p signals; the ...