JVC BR-HD50 - Manual (Page 33)

E-29
CONNECTION
Attaching the supplied ferrite core
z Always attach the supplied ferrite core to the IEEE1394 cable and DC cord to decrease unnecessary
wave radiation.
z Attach the ferrite core close to the unit.
For BR-HD50 IEEE1394 terminal
Supplied ferrite core
Wrap the cable once around the ferrite core.
For BR-HD50 DC IN terminal
Supplied ferrite core
Wrap the cord once around the ferrite core.