Hi,
I have a Hikvision installed at home.
It's a DS-7204HGHI-F1 with three DS-2CE16C2T-VFIR3 cameras.
One of the cameras went bad and so the installer replaced it with a new one.
The new camera is a DS-2CE16D0T-VFIR3F.
Now I have 2 cameras with great image and the new one is a really bad image...