Samsung HW-D550 - Attaching the Toroidal Ferrite Core to the Power Cord of the Subwoofer; Installing Toroidal Ferrite to Subwoofer

ATTACHING THE TOROIDAL FERRITE CORE TO THE POWER CORD OF
THE SUBWOOFER
If you attach a Toroidal ferrite core to the power cord of the Subwoofer, it
will help to prevent RF interference from radio signals.
1. Pull the fixing tab of the Toroidal ferrite core to open it.
2. Make three loops in the power cable of the subwoofer.
3. Attach the Toroidal ferrite core to the Subwoofer power cord as the figure
shows and press it until it clicks.
INSTALLING TOROIDAL FERRITE TO SUBWOOFER
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Lift up to release the lock and open the core.
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Close the lock back.
Make two rounds on the coil with the power cable.
(Start winding at 5-1 Oem away from the switch).
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