Xtramus APMPT-4 V2.4 Manual de usuario descargar pdf (Pagina 52)

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5.1. Test Tasks - Layer 1: DUT-OSC

APMPT-4 will start examining Crystal Oscillator‟s frequency of the DUT and see if it‟s either faster or

slower than standard speed in ppm scale.

5.1.1. Setup

 Test Port: Select the module card and the port that will be used for DUT-OSC test. The Test Port

available are showed as IDs in the format of (X, Y, Z) while X is the number of the chassis (which is

displayed on NuStreams-2000i/600i), Y is the slot number where this model card is installed, and Z is

the available port number located on the model card.

 Media Type: Click the Media Type scroll-down menu to choose DUT‟s link speed.

 Test Time: You can set the testing time for the Layer 1 DUT-OSC task.

5.1.2. Criteria

 OSC PPM Min/Max: Please input the minimum/maximum frequencies (ppm) which will serve as

DUT-OSC Task‟s testing criteria.

5.1.3. Misc

 Title of task name: You can assign a name to this task for identification.

 Apply: Apply the changes you made.

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Xtramus APMPT-4 V2.4 Manual de usuario Pagina 52