Siemens SIMATIC IPC RW-543A Operating Instructions Manual page 52

Expanding and assigning parameters to the device
6.2 Expansion cards
Procedure
1. Remove the retaining screw and remove the card holder.
2. Remove the slot bracket of the slot for the expansion card.
3. Insert the expansion card into the slot.
4. Secure the expansion card with the designated screw.
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Operating Instructions, 03/2023, A5E52332059-AA
SIMATIC IPC RW-543A