Siemens SCALANCE X-300 Series Operating Instructions Manual page 73

Possible attachments (example)
Use only approved media modules in the module slots
The connection of end devices or other network segments does not depend on the module
slot, but rather on the selected media module.
Refer to the section Media module installation in slot.
Example: Fitted with media modules MM992-2 and MM991-2
Figure 4-24
Column 1
Slot number -
Media -
modules used
SCALANCE X-300
Operating Instructions, 11/2019, A5E01113043-24
CAUTION
SCALANCE X308-2M PoE with MM992-2 and MM992-2SFP
2
-
-
4.4 Product properties and device views
3
S1
MM992-2
Description of the device
4
S2
MM992-2SFP
73