SDI outputs on the camera can be damaged through a power surge if proper precautions are not taken. Always make sure to connect powered accessories and BNC cables in the proper order. Using shielded power cables and high-quality BNC cables is recommended (plastic D-Tap cables are NOT shielded).
To prevent a power surge through SDI outputs, follow this order when connecting powered SDI accessories:
1. Plug in the power cable of the accessory
2. Connect the BNC cable.
3. After the power and BNC cables are BOTH connected, it is OK to power the camera or accessory on or off.
When disconnecting accessories, follow this order:
1. Disconnect the BNC cable2. Disconnect the power cable