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Procedure 5-2: Fan unit test

Overview

This test verifies the correct working of the fan unit in the 1675 LambdaUnite MSS

subrack. The test should be carried out for each installed E.

Procedure

Proceed as follows to test the correct functionality of the fan unit:

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Check the LED status indication on the back of the fan unit.

Result:

LED should be off.

Figure 5-3 Fan unit LEDs

5-8

The "PWR O " LED on the fan unit should be illuminated, the "FAULT"

Alcatel-Lucent – Internal

Proprietary – Use pursuant to Company instruction

Powering

Procedure 5-2: Fan unit test

365-374-198R10.5.4

Issue 1 July 2009