"Remove the panel on the back of the set (again I was able to
access this from the front as well). You will see the neck of the three lenses.
There is a butterfly nut on a screw.
Loosen this up. You can now move left and right to focus the lens. Do
this for each lens. I usually do them green, red, then blue.
One thing you will want to do is put up a crosshatch pattern with dots
(VE or AVIA) to perform the optical focus. Use a couple of mouse pads to cover the lenses
that you are not adjusting. You will either need a mirror or someone to tell you how close
Touch up the electrical focus for best results. It is a small box in
front of the set with six adjustable screws. Three are marked FOCUS and the other three
are marked SCREEN.
DO NOT adjust the ones marked screen!!
Bring up the colored crosses again (Press MENU, select SCREEN, select
ADJUST PROJECTION TV.) and adjust each screw (R,G,B) until the coordinating colored cross
is as focused as possible."
From the set top (RCA F38310 - Manufacture Date March 2001)
Press and Hold together... Menu-OK and Info and Vol +
The information in the Service Menu seems to be more limited than in this set that the