3.3.5
Updating a CP xxx
3.3.5.1
Updating a communications processor (CP)
Introduction
In PCS 7, communication modules (CPs) are used to connect a SIMATIC station to bus
systems. By updating the firmware, you can enhance the CP properties without replacing the
hardware.
Update capability of CPs
The specific properties of a module are retained when there is a firmware update. The CP type
is not changed by a firmware update.
CP type
Update capability
Article number
CP 341
Can be updated in all versions
CP 443-1
Can be updated in all versions
CP 443-5 Extended
Can be updated in all versions
Overview
The sections below describe procedures for updating firmware:
● CP 341 firmware update (Page 43)
● CP 443-1 firmware update (Page 45)
● CP 443-5 Extended firmware update (Page 47)
3.3.5.2
How to perform a firmware update of the CP 341
Introduction
This section explains how to update the CP 341 firmware (6ES7 341-1xH01-0AE0 Firmware
V1.x).
NOTICE
Firmware as of V2.x
As of firmware V2.x (6ES7 341-1xH02-0AE0) you execute the update in HW Config.
Select the menu command "PLC > "Update firmware..." in HW Config.
For more information, refer to the "S7-300 CP 341 Point-to-Point Communication, Installation
and Parameter Assignment (
https://support.industry.siemens.com/cs/in/en/view/36037679
)"
manual.
Ensuring Availability
3.3 Hardware update
Service Support and Diagnostics (V8.2)
Service Manual, 03/2016, A5E36200111-AA
43