Emi Filter Installation - Panasonic Digital Business System Installation Manual

March 1997

EMI Filter Installation

To comply with EMC Directive 89/336/EEC and it amendments 92./31/EEC and 93/68/EEC, EMI filters must be
installed as shown below. The filters are supplied with the DBS main cabinet
Filters must be installed onto the following wiring connections:
1 Bundle the wires form each trunk card and extension card individually. Loop each collection of wires
through an EMI filter and snap it shut. Then pass the cables through a second filter at the exit of the
system and snap it shut. Repeat for each set of wires from each card.
2 If the DASSII interface is being used fit EMI filters as described in the DASS II Interface installation
section of this manual.
3 If the doorphone interface or external paging adapter are installed loop the connecting cables through an
EMI filter in the same way as for the extensions and lines.
The following diagram shows where the filters should be fitted.
Panasonic Digital Business System - Installation Manual
Figure 33 - Locations Of EMI Filters
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