This Studer card, with part number A949.0420, offers 8-channel analog line output for D21m and D23m modular I/O systems.

To use this Studer 8-channel analog output card, 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. After that, you can connect your analog devices to the output channels. When handling the card, be gentle to avoid any damage. Keep it in a clean and dry environment. Regularly check the connections to ensure they are secure. If you notice any issues, power off the system before attempting to troubleshoot.