iDP-3420/3421/3423 User’s Manual
25 CITIZEN
4
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4.
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1. Turn off the power.(Mating side included)
2. With a regular screwdriver, unlatch and
open the ferrite core.
3. Attach the ferrite core to the interface
cable so that its end face will be within up
to 5 cm.
4. Secure the arm of the ferrite core onto the
cable with a fastener so that the ferrite
core will not move. Cut off the surplus
part of the fastener.
Ferrite Core
Interface Cable
Ferrite Core
Within 5 cm
Fastener
Arm