Adjust ACE_LUMA_GAIN - ADV7280A

We have a couple of questions regarding the NTSC/PAL to Digital Decoder ADV7280AWBCPZ-RL and hoping you can help. 1. When powering the ADV7280A from only 1.8V ("universal power supply" in datasheet) is it necessary to follow the "Optimal

The image is not centered and doesn't fill the screen.