Siemens SIPROTEC 7UT613 series Manual page 348

3 Mounting and Commissioning
Module Arrange-
ment 7UT613/63x
348
When performing work on plug connectors, proceed as follows:
• Disconnect the ribbon-cable between the front cover and the C–CPU-2 (1) board.
To disconnect the cable, push up the top latch of the plug connector and push down
the bottom latch of the plug connector. Carefully set aside the front cover.
• Disconnect the ribbon cables between the C-CPU-2 (1) board and the I/O boards
(2 to 4, depending on version).
• Remove the boards and set them on the grounded mat to protect them from ESD
damage. In the case of the device variant for panel surface mounting, please be
aware of the fact that a certain amount of force is required in order to remove the
C-CPU-2 module due to the existing plug connectors.
• Check the jumpers in accordance with the figures and information provided below,
and as the case may be change or remove them.
Figure 3-3 Front view with housing size
scaled down)
1
/ after removal of the front panel (simplified and
2
7UT613/63x Manual
C53000-G1176-C160-2