Export on an SD card
1. Boot the NCU.
2. After booting, open the "/siemens/readme-oss" directory.
The OSS information is contained in the "ReadMe_OSS.txt" le.
3. To display the le content, open the le with a text editor, e.g. the Windows "Editor"
application.
4.4 Operator control and display elements
4.4.1 Overview of operating and display elements
Open the service ap by pressing on the area labeled with "Push".
Only appropriately trained personnel may use the operating elements provided in the service
area.
NOTICE
Electrostatic discharge if there is no ground connection
If there is no ground connection or a faulty ground connection, then the electronic
components in the devices can be damaged as a result of electrostatic discharge (ESD).
• Before you open the service ap, discharge yourself at the cabinet or at the ground terminal.
Description
4.4 Operator control and display elements
NCU 1740
Equipment Manual, 10/2021, A5E51087503B AA 33
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