Downloading Firmware; Module Replacement - Siemens CM 1243-5 Operating Instructions Manual

Operating the module

5.3 Downloading firmware

● DP diagnostics
5.3 Downloading firmware
New firmware versions
If a new firmware version is available for the module, you will find this on the Ethernet pages
of the Siemens Automation Customer Support under the following ID:
44632196 (http://support.automation.siemens.com/WW/view/en/44632196)
On the Internet page, select the "Entry list" tab and the "Download" entry type. You will find
the firmware file and a description of the procedure there.
You can recognize that firmware is being loaded by the flashing LEDs of the CM, see section
LEDs (Page 12).
5.4

Module replacement

Module replacement
The configuration data of the CM is stored on the local CPU. This allows simple replacement
of this communications module when necessary.
When the station starts up again, the new CM reads the project data from the CPU.
Read the system manual "S7-1200 Programmable Controller"
Prior to installation, connecting up and commissioning, read the relevant sections in the
system manual "S7-1200 Programmable Controller" (refer to the documentation in the
Appendix).
When installing and connecting up, keep to the procedures described in the system manual
"S7-1200 Programmable Controller".
Make sure that the power supply is turned off when installing/uninstalling the devices
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You will find the description of the functions of DP diagnostics in the documentation of the
relevant slave (for example, the manual of the CM 1242-5).
The evaluation of diagnostics data records requested by the DP master and the
diagnostics interrupts or diagnostics alarms of the DP slaves is handled in the user
program of the DP master station.
WARNING
Operating Instructions, 04/2011, C79000-G8976-C246-01
CM 1243-5