SCALANCE X-300
Operating Instructions, 10/2010, A5E01113043-10
137
Configuration, displays and display elements
7
7.1 Assignment of slot numbers
CAUTION
Specifying the slot number
Slots should be numbered in ascending order.
Insert a label with the slot number in the slot on the housing starting, for example, with the
fixed ports and continuing with the modular ports (with MM900 media modules fitted).
Include blind covers and unused slots in the numbering.
Applying the slot numbers
1. Place the required slot number in front of the module.
2. Place the tongue in the opening on the module.
3. Press the slot number into the recess on the front of the housing with your finger. The slot
number breaks out of the wheel.
Figure 7-1 Slot number plate
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