4.
Insert the 4 connectors on the back of the Class A Adapter card into the 4 connectors on the repeater.
5.
Secure the Class A Adapter card with the provided screws.
Figure 2: Mounting the Class A Adapter Card
Setting the Jumpers
Jumper J1 on the Class A Adapter card is used to set the wiring configuration.
Important
Jumpers J1 and J2 on the Repeater and jumper J1 on the Class A Adapter card must be set to the same setting.
For a local Class A loop:
To create a Class A local loop off of the repeater set the jumper to the “Local” setting, jumper position 1-2.
For an extended Class A loop:
To make the repeater part of a Class A loop extending from a DCAI set the jumper to the “Class A Ext” setting, jumper
position 2-3.
Figure 3: Class A wiring jumper configuration
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579-1080 Rev. F
4009-9814 Class A Adapter Card for the 4009 IDNAC Repeater Installation Guide
