Do you have a question about the Sony KV-20S10 and is the answer not in the manual?
Adjusting the convergence of red, green, and blue beams on screen.
Fine-tuning static and dynamic convergence for color accuracy.
Setting the G2 voltage and adjusting white balance for accurate colors.
Verifying and readjusting the HV hold-down circuit.
Confirming and adjusting the B+ voltage level.
Performing circuit adjustments using the remote commander.
Specific adjustments for the A board components.
Adjusting sub contrast (SPIX) for picture quality.
Adjusting sub brightness (SBRT) for picture quality.
Adjusting sub hue (SHUE) and sub color (SCOL).
Adjusting the vertical size (VSIZ) of the picture.