Siemens Simatic S7-300 CP 341 User Manual page 124

Configuring and Parameter Assignment the CP 341
5.8 Firmware updates
Loading firmware with the CP 341 parameter assignment interface
(valid for order numbers 6ES7341-1_H00-0AE0 and 6ES7341-1_H01-0AE0)
The firmware is transferred to the CP 341 using the CP 341:Point-to-Point Communication,
Parameter Assignment parameter assignment interface (as of V5.0).
Proceed as follows:
1. Switch the CPU to STOP mode.
2. Start the parameter assignment interface:
In SIMATIC Manager: File > Open > Project > Open Hardware Config > double-click on
CP 341 > select the "Parameters" button.
3. Select the Options > Firmware Update menu command.
Result:
If a connection can be established to the CP 341, the current module firmware status is
displayed.
If no firmware is found on CP 341, the string " - - - - " will be returned. This can happen,
for example, if you cancelled the firmware update. In this case, the old firmware will be
deleted. You have to reload a firmware prior to commissioning.
4. Click the "Find File ..." button to select the firmware to be loaded (*.UPD).
Note: The basic firmware consists of three files each with a *.UPD extension. Select only
the file called HEADER.UPD for the basic firmware.
Result:
The version of the selected firmware is displayed under "Selected FW version".
5. Click the "Load Firmware" button to start loading the firmware to the CP 341. You are
prompted for confirmation. The load operation will be canceled immediately if you click
the "Cancel" button.
Note: Before the basic firmware is deleted from the module, the CP 341 checks the order
no. of the firmware to be downloaded in order to ensure that the firmware is approved for
the CP 341.
Result:
The new firmware is loaded into the operating system memory of the CP 341. "Done"
shows the progress on a status bar and as a percentage. The module is immediately
ready for operation once the firmware update is successfully completed.
Update successful
After you have completed the CP 341 firmware update, attach a new label showing the new
firmware version.
124
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CP 341 Point-to-Point Communication, Installation and Parameter Assignment
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Manual, 09/2008, A5E02191071-01