Configuring the operating system
6.1 Configuring the operating system for the OP 73micro
OP 73micro, TP 177micro (WinCC flexible)
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Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0
6.1.2.2
Setting screen contrast
Requirements
"Info/Settings ▶ Contrast" was selected from the Loader menu.
Principle
Contrast
change contrast.
Press Up/Down to
Figure 6-4
"Contrast" dialog
This dialog is used to adjust the contrast and therefore indirectly controls screen brightness.
NOTICE
Screen contrast
The screen contrast can be increased and reduced within a wide range. Note that this may
lead to the screen content becoming unrecognizable under unfavorable lighting conditions.
+/–
reduces the contrast and
TAB
increases the contrast.
6.1.2.3
Displaying information about the HMI device
Requirements
"Info/Settings ▶ Device Info" was selected from the Loader menu.
Principle
Figure 6-5
"Device Info" dialog
This dialog is used to indicate the name of the HMI device ("Device") and the size of internal
Flash memory ("Flashsize"). The Flash memory is used to store the HMI device image and
project data. The size of the internal Flash memory does not correspond to the available
working memory for a project. This dialog is read only.