Siemens CP 343-1 - Manual (Page 45)

8 Compatibility with Predecessor Products
B3L−45
CP 343-1 Lean for Industrial Ethernet / Manual Part B3L
Release 03/2007
C79000-G8976-C198-04
Module Replacement
When replacing an older module with the module described here, keep to the steps
outlined below:
Table 8-1
Originally configured module Configuration Steps
6GK7 343−1CX00−0XE0 Case a: Configuration unchanged
If you do not have any new requirements compared with the previous
CP (for example, PROFINET IO mode), no modification of the project
engineering is necessary.
Case b: Adapted project engineering data
If you want to use the extended functionality of the new CP, follow the
steps below:
1. In STEP 7 / HW Config, replace the previously configured CP
Lean with the new module from the hardware catalog.
2. Extend your configuration to match your requirements, for
example, by enabling the CP for PROFINET IO device mode.
3. Save, compile and download the configuration data to the CPU
again.