Installing / Uninstalling The Em496-4 Media Module Extender For Scalance X414-3E - Siemens SCALANCE X-400 Operating Instructions Manual

4. Push the twisted pair extender down until the lower part can be pulled away from the rail
to the front.
5. Lift the extender module up and off the DIN rail.
6. Replace the right side panel of the basic device so that the guide bolts fit into the two
holes in the basic device.
7. Using a slotted screwdriver with a 2.8 mm wide blade, tighten the two captive slug screws
on slot 11. The screws lock the two guide bolts, so do not use excessive force when
tightening them.
8. Fit a suitable cover on slot 11 of the basic device.
Note
The basic device must not be used permanently without the right side panel.
4.4.2 Installing / uninstalling the EM496-4 media module extender for SCALANCE
X414-3E
Installing the media module extender on the S7-300 standard rail
You require the following tools:
● slotted screwdriver with a 2,8 mm wide blade
● slotted screwdriver with a 5.5 mm wide blade
Note
Make sure that in addition to the extender width of 155 mm, there is a clearance of 20 mm to
the right of the basic device on the standard rail to be able to align the guide bolts of the
extender with the holes in the basic device during installation.
Note
Protective caps and CV490 2x100 covers must be fitted to all slots without media modules.
When installing a media module extender on an S7-300 standard rail,
the basic device remains in position. Follow the steps below:
1. Remove the cover from slot 11 of the basic device.
2. Remove the right-hand side panel of the basic device. To do this, use a slotted
screwdriver with a 2.8 mm wide blade to loosen the two captive slug screws on slot 11 in
the upper and lower recesses as far as they will go.
SCALANCE X-400
Operating Instructions, 06/2015, C79000-G8976-C186-12
4.4 Installing / uninstalling the extender modules for SCALANCE X414-3E
Installation
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