Description of the SCALANCE W78x 
Operating Instructions SCALANCE W78x 
37 
Wire color code 
(standard) 
White  Blue  Yellow  Orange 
Connector color 
code (Siemens IE) 
White Blue Yellow Orange 
Siemens IE FC RJ-
45 socket 
(reference) 
3 6 1 2 
 
Insert the all the data leads at the 
same time into the splice element is 
far as they will go. 
Cl se the splice element o and RJ-45 
data module until they lock together. 
Insert the data module and the 
splice element into the supplied IDC 
assembly tool. 
Press the data module and the IDC 
assembly tool together to establish 
the installation piercing connection. 
C79000-G8976-C184-07