Sony KDL-52X2000 - Manual (Page 34)

34 GB
Colour Matrix Usually used in the factory setting (AV1/2/3/7 (Composite and S video input signal)
is set to “ITU601”, and AV4/5/6/7 (Component input signal) is set to “Auto”). If the
tone of the picture from the input source is unnatural, select either “ITU601” or
“ITU709”, which normalizes the tone.