LG UB85 Series Owner's Manual page 48

14
ASSEMBLING AND PREPARING
NoTE
How to use the ferrite core (depending on model)
y Use the ferrite core to reduce the electromagnetic interference in the LAN cable. Wind the LAN cable once
on the ferrite core. Place the ferrite core close to the TV.
[Cross Section of Ferrite Core]
[to the TV] [to an External device]
ferrite core