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Section 360−381−S02

Figure 22. FXO/FXS Card Loopback

7.1.4. Loopback of OCU-DP Card

Use the following steps to perform the OCU-DP card loopback.

Step Action System Response

1. Select Loopback Test " Loopback of OCU-DP

Card

Opens the OCU-DP Loopback/Release dialog box

(see Figure 23).

2. Select the the channel you want the loopback test

run on.

3. Select the loopback type.

4. Select the loopback location (near- or far-end).

5. Set the test time. This defines the duration of the

test.

6. Select 2047 Pattern enable or disable. If enabled, generates a 2047 pattern to be looped

back for analysis.

7. Select Loopback Initiates the loopback or release. If no time slot is

assigned to the chassis slot, loopback cannot be

enabled.

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Charles 3648-80 Betriebsanweisung Seite 28