Replace Module - Siemens SINUMERIK 840Di sl Commissioning Manual

Hardware Descriptions
2.2 MCI2 board for 840Di sl
Backup voltage connection (X3)
Interface description of the backup voltage connection (X3):
● Connection: 2-pin plug connector
● Pin assignment
Table 2-4
Pin
1
2
1) VI: Voltage input
Diagnostic LEDs (DP1/DP2)
The diagnostics LEDs "DP 1" und "DP 2" are only used to display the internal status of the
MCI board. A diagnosis with regard to the PROFIBUS DP communication of the interfaces is
not possible via the LEDs.
2.2.3

Replace module

License key
If the MCI board is to be inserted as a replacement (either only the MCI board or together
with the PCU), you will need a new license key.
Consult the central hotline. You will need the:
● HW series number of the old MCI board
● HW series number of the new MCI board
The HW series number of the MCI board is to be found on the rating plate of the module
(see Fig. ).
50
NOTICE
The PROFIBUS DP (X101) and MPI/DP bus (X102) interfaces are isolated both from
one another and from the PCU.
Pin assignment: Backup voltage connection (X3)
Description
BATT-
BATT+
Type 1) Function
VI Backup voltage minus
VI Backup voltage plus
Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
Manual