Device maintenance and repair   
7.1 Removing and installing hardware components 
  SIMATIC IPC547D 
74  Operating Instructions, 06/2011, A5E03473780-01 
3.  Disconnect all cables from the motherboard. 
4.  Remove the ten screws indicated in the following figure.  
 
7.1.10  Replacing the processor 
Requirement 
●  The device is disconnected from the power network. 
●  The device is opened. 
●  A suitable processor 
Only an approved processor is permitted to be installed on the motherboard of the 
device. If the processor type is changed, the BIOS must be updated so that the suitable 
microcode is loaded. Information about original spare parts for SIMATIC IPCs is available 
on the Internet at: 
–  After sales information system from SIMATIC IPC (http://www.siemens.com/asis
). 
–  Contacts (http://www.siemens.com/auto
mation/partner)