Connecting up 
  4.6 Fitting the IE FC TP standard cable 4 x 2 GP to an IE IP 67 hybrid connector 
SCALANCE W788-xPRO/RR / SCALANCE W74x-1PRO/RR 
Operating Instructions (Compact), Release 08/2007, A5E00413342-05 
103 
 
Wire color code (standard)  White /  
blue * 
Blue  White /  
brown * 
Brown 
Function  24 V  48 V PoE  Ground  Chassis 
PoE 
Power supply insert module  1  2  3  4 
*
 White wire of the pair. 
 
Press each individual hinge element together with the 
integrated IDC contact. 
Recommendation: Use a small slotted screwdriver (max. 
3.5 mm) as a lever. 
 
Push the housing over the assembled data module and 
the insulator body until they lock together (there should 
be an audible click). 
Tighten the cable gland. We recommend an open key 
with a size of 21 mm.