Opening The - Siemens SINUMERIK 840D sl Manual

Connecting
7.3 Opening the front cover
7.3 Opening the front cover
Introduction
The interfaces are concealed behind a front cover. You must fold down this cover before you
can wire up the interfaces. When the front cover is closed (flipped up), it automatically locks
into place by means of a hook on the connector panel.
Note
Replacement of the front cover in the event of servicing
A hinge connects the front cover to the front of the housing. In order to replace them, it can
easily be removed in the open state (45° angle) by pulling it slightly. It is installed in the same
way, at a 45° angle, by slightly pressing on the hinge.
Procedure
1. Release the latch on the inside of the front cover (the front cover is open and in the up
2. Fold the front cover down to the front and bottom to give access to the interfaces.
48
position) through slight pressure on it from the top.
Figure 7-2 Removing the front cover
Note
All cables must be routed vertically upwards to the fullest extent possible so that the front
cover can be closed.
NCU 7x0.3 PN, NCU 7x0.3B PN
Manual, 06/2014, 6FC5397-1EP40-5BA1