Maintenance and care   
7.3 Spare parts and repairs 
  Comfort Panels 
184  Operating Instructions, 07/2017, A5E36770603-AB 
 
Note 
Unintentional responses   
When cleaning the touch screen, an unintentional response in the controller can be triggered 
by touching keys.
 
Always open the clean screen or switch off the HMI device before you clean the touch 
screen while the system is running.
 
Cannot be operated when the clean screen is active 
When the clean screen is active, operations on the HMI device are not possible.
 
t for the period of the clean screen to lapse. Then you can operate the system again with 
 
No clean screen with HMI devices with touch screen and function keys 
The clean screen is not available for HMI devices with touch screen and function 
keys. In 
this case, configure a screen without operating elements, for example.
 
 
Spare parts and repairs 
Repairs  
In case of repair, the device must be shipped to the Return Center in Erlangen. Only repair 
by the Return Center in Erlangen is permitted. 
Depending on the work necessary to repair the device, the Center may decide to give you a 
credit. A credit is only granted when the sender ordered a new HMI device. 
The address is: 
Siemens AG 
Digital Factory Retouren-Center 
c/o Geis Service GmbH, Tor 1-4 
Kraftwerkstraße 25a 
91056 Erlangen 
Germany 
Spare parts and accessories for the HMI device can be found in section Accessories 
(Page 22). 
 
The HMI devices described in these operating instructions can be recycled due to their low 
levels of pollutants. Contact a certified disposal service company for environmentally sound 
recycling and disposal of your old devices.