Siemens X-400 - Manual (Page 64)

Extender Modules
Operating Instructions for SCALANCE X-400 Industrial Ethernet Switches
64 C79000-G8976-C186-03
Figure 5-4 Empty media module extender EM496-4 without protective caps for the
media module plug connectors and without cover
Covers
Four CV490 2x100 covers are supplied with the media module extender EM496-4.
The media module plug connectors are also protected from damage by protective
caps.