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Installation and Operation Manual Chapter 2 Installation and Setup

FCD-E1 Setting the Internal Jumpers and Switches 2-5

Opening the FCD-E1 Case

To reach the internal jumpers and switches of the FCD-E1, it is necessary to open

its case. The case cover is held by four screws, identified in Figure 2-2. After

removing the screws, the cover can be removed.

Follow these steps:

1. Disconnect all the cables connected to the FCD-E1.

2. Refer to Figure 2-2, turn the unit over, and unscrew the four cover screws.

Keep the screws in a safe place.

3. After the four screws are released, remove FCD-E1 top cover by pulling it

straight up.

Cover Screw

(4 Places)

Figure 2-2. Identification of Cover Screws

Main Board Settings

The jumpers and switches located on the FCD-E1 main board with E1-DSU

interface are identified in Figure 2-3. The jumpers and switches located on the

FCD-E1 main board with E1-LTU interface are identified in Figure 2-4. Their

functions are described in Table 2-1.

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RAD Data comm FCD-X21 Installationshandbuch Seite 55