This Studer card, with part number A949.0421, offers 8-channel analog line input for D21m and D23m modular I/O systems, ensuring high - quality audio input.

Using this Studer 8 - channel analog line in card is easy. First, make sure your D21m or D23m modular I/O system is powered off. Then, carefully insert the card into the appropriate slot in the system. When powering on, check that the card is recognized. As for maintenance, keep the card clean and dust - free. Avoid exposing it to extreme temperatures or humidity. If you notice any issues with the audio quality or the card isn't working properly, check the connections first. If the problem persists, contact Studer support.