Following the service manual helps determine whether this control board is the problem or may it be something else.
Buyer beware from whom you purchase this product, there have been others changing this board and and placing them in the box as if nothing has been changed.
Hikvision 5MP Audio Indoor Camera HDTVI Dome with Built-in Microphone 2.8mm lens
Oct 13, 2024
Installed this camera and after a few da...
Installed this camera and after a few days I saw that it didn’t have dim lighting color as the other cameras in the same room. In an attempt to determine if to change the mode from hdtvi to the another mode would change this behavior, the camera was extremely warm and would not change mode. Returned the camera as faulty as my DVR has an auto adapt feature. Being an electronics engineer they tried to simplify the situation by bench testing it in an air conditioned environment, it is not the same