Toshiba Strata DK40 Installation & Maintenance Manual page 147

RBSU/RBSS ISDN Basic Rate Interface Unit
RBSU/RBSS EMC Ferrite Core Requirement
To ensure that the RBSU/RBSS circuits meet the EMC requirements, it is necessary to run all
wire connecting RBSU/RBSS circuits (TE mode and NT mode) through a Ferrite core. These
ferrite cores which are shipped with the RBSU, (Toshiba part number, 093-1050/02).
Figure 3-30
ISDN PRI Jack
Note:
Figure 3-30
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
shows how to dress the wiring through the Ferrite core.
RBSU
3046
Ferrite Core
Locate the Ferrite core
as close as possible to
the RBSU/RBSS.
RBSU/RBSS Ferrite Core Installation
RBSS
Tie Wrap
DK40 Universal Slot PCBs
CAT 5 Cable
One Turn
3-57