This Studer card (Part Number: A949.0427) offers four high - quality analog microphone and line inputs, ideal for various audio setups.

To use this Studer card, first make sure your D21m Modular I/O System is powered off. Then, carefully insert the card into the appropriate slot. Connect your microphones or line - level devices to the four analog inputs. When powering on the system, ensure all connections are secure. For maintenance, keep the card in a clean and dry environment. Avoid exposing it to extreme temperatures or humidity. If you encounter any issues, check the connections first and then consult the user manual or contact Studer support.