Siemens SIMATIC HMI IPC577C Operating Instructions Manual page 14

Safety
2.2 General Information
Tools & downloads
Please check regularly if updates and hotfixes are available for download to your device.
Downloads are available on the Internet at After-sales information system for SIMATIC
PC/PG (http://www.siemens.com/asis).
Safety-relevant applications
Incorrect operation
Do not perform safety-relevant functions of the user software with the touch screen.
Resistance to chemicals
CAUTION
Adhere to the information regarding chemical resistance of the panel front. For additional
information, refer to the Internet at After-sales information system for SIMATIC PC/PG
(http://www.siemens.com/asis)
.
Sources of light
NOTICE
Position the screen so that it is not subject to direct sunlight or other strong sources of light.
Defective pixels in the display
At present, the manufacturing process of modern displays does not guarantee that all pixels
of the display will be perfect. A small number of defective pixels in the display is therefore
unavoidable. This does not present a functional problem as long as the defective pixels are
not bunched in one location.
Additional information is available in the section Technical specifications (Page 125).
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WARNING
SIMATIC HMI IPC577C
Operating Instructions, 10/2010, A5E02368074-02