Overview 
  1.2 Design of the device 
SIMATIC IPC677D 
Operating Instructions, 09/2014, A5E32995420-AC 
15 
Device with PROFINET interface 
The following PROFINET interface is located at the position of the PROFIBUS interface ① 
in the figure above: 
 
CP 1616 onboard interface, three RJ45 sockets for devices with PROFINET, IRT capable 
Device with COM2/LPT and USB expansion (optional) 
The following expansion cards are located at the position of the cover ⑨ in the figure above: 
 
Devices with resistive single-touch screen 
 
sealed cover for the front USB port, the degree of protection IP65 for the 
front of the device is no longer guaranteed.