Operation
Operating Instructions 2TMD041700D0041
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9.17
Lock screen
Fig. 70: Lock screen
When the screen is being cleaned, the screen can be locked temporarily for one minute to
prevent a malfunction.
Press and hold the icon on the status bar for 3 s, a screen lock window will pop up, and there
will be a one minute countdown. During this time, clicking the screen or pressing a button other
than the unlock button will be ineffective. Press the unlock button to cancel the screen lock.
Caution
Risk of damage to the screen surface
The screen surface can be damaged by hard or sharp objects.
Never use such objects on the touchscreen monitor.
– Use your finger or a plastic stylus.
The screen surface can be damaged by cleaning fluids or abrasive agents.
– Clean the surfaces using a soft cloth and commercially available glass
cleaner.
– Never use abrasive cleaning agents.
