............................................................................................................................................................................................................................................................

Reconnect the "A" feed of the power cable to the backplane connector (PWR A), and

reconnect the "B" feed of the power cable to the backplane connector (PWR B).

Place both 10-ampere circuit breakers on the Alcatel-Lucent 1850 TSS-60 shelf in the ON

position.These breakers are located on the front of the Alcatel-Lucent 1850 TSS-60 shelf.

Verify that the fans have started running.

At the BDFB either remove the fuse or put the circuit breaker, associated with the "B"

feed of the Alcatel-Lucent 1850 TSS-60, in the OFF position.

Verify the PWR A LED on the Alcatel-Lucent 1850 TSS-60 shelf is lighted with only the

"A" feed powered.

At the BDFB either insert the fuse or put the circuit breaker, associated with the "B" feed

of the Alcatel-Lucent 1850 TSS-60, in the ON position. Then either remove the fuse or put

the circuit breaker, associated with the "A" feed of the Alcatel-Lucent 1850 TSS-60, in the

OFF position.

Verify the PWR B LED on the Alcatel-Lucent 1850 TSS-60 shelf is lighted with only the

"B" feed powered.

At the BDFB either insert the fuse or put the circuit breaker, associated with the "A" feed

of the Alcatel-Lucent 1850 TSS-60, in the ON position.

Verify that the both the PWR A LED and PWR B LED on the Alcatel-Lucent 1850

TSS-60 user panel are lighted with both the "A" and "B" feeds powered.

Verify that the fans are still running and are moving air.

365-372-603R2.0

Issue 1 January 2009

Powering

4 - 5

Table of Contents

Alcatel-Lucent 1850 TSS-60 Installation And System Turn-Up Manual page 147

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