Firmware Update Via Hw Config - Siemens S7-300 Installation And Operating Manual

Configuration and parameter assignment

3.3 Firmware update via HW Config

3.3 Firmware update via HW Config
Introduction
After compatible enhancement of functions, you can now upgrade the following F-SMs to the
latest firmware version:
● SM 326; F-DO 10 x DC 24V/2A PP
● SM 336; F-AI 6 x 0/4 ... 20 mA HART
The latest firmware version is available in the Internet
(http://support.automation.siemens.com/WW/view/en/25536344/133100).
Requirements
Check of the firmware version for F-validity
When using a new firmware version, you must check whether the utilized firmware version
is authorized for use in the respective module.
The Appendix of the Certificate indicates which firmware version is authorized.
Note
Make sure that the external auxiliary voltage of the module is switched on before and during
the update operation.
●
● The firmware update can only be performed when the F-CPU/IM is in STOP mode.
● You will have to connect the 24 VDC supply to update the firmware of the F-SM.
28
WARNING
STEP 7
V5.4 SP3 or higher
Installation and Operating Manual, 01/2010, A5E00085586-10
Fail-safe signal modules