Samsung HT-A100T-XAA - Manual (Page 59)

Before using the speaker cords
When operating the speaker cords, in order
to comply with CE EMC Directives and
to reduce any possible harmful interference,
use the enveloped toroidal ferrite core as
like upper diagram.
1
2
3
Pull the fi xing tab of the Toroidal ferrite
core to open it.
Roll the speaker cords.
Insert the Toroidal ferrite core as the fi gure
shows and press it until it clicks.