4.6.4 select YUVcalbr and press ok on RC
4.6.5 input the special pattern(attached figure2),select Y/G Offset in ADCBal sub-menu calibration to j-
ust see 6 level grays
6grays
Figure2 grays pattern
4.6.6 select Y/G Gain calibration to just see 6grays,figure3.