Operating instructions
Connecting up 
SCALANCE W788-xPRO / W74x-1PRO/RR 
A5E02280448-02, Release 11/2008 
33 
Arrange the data leads according to the color 
codes on the splice element. The following 
table shows the assignment of the data leads. 
Wind the shield braid around the data leads. 
As a result, the shielding of the cable has 
contact to the shield plate of the splice 
element that will be fitted later. 
Conta
(Blue)
Contact 1
(Yellow)
Contact 2
(Orange)
Contac
t
(White)
Contact and color assignment of the splice 
element. 
Color coding of the standard cable  White / 
orange 
*
Orange White / 
green 
*
Green
Connector color code (Siemens IE)  White  Blue  Yellow  Orang
e 
Siemens IE FC RJ-45 socket (reference)  3  6  1  2 
*
 White wire of the pair. 
Insert the all the data leads at the same time 
into the splice element is far as they will go. 










