Samsung EB40D 用户手册
16
Ferrite Core
― When you connect to the HDMI cable, make sure to coil up the end of the cable on the ferrite core. The ferrite core helps to reduce electromagnetic interference.
― Applicable to the EB48D model only.
A
A: (The distance between the ferrite core and the end of the HDMI cable connected to the HDMI port on the TV) : less than 20mm