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

•

Note:

reference. Verify:

– Cabling between the timing source and the Alcatel-Lucent 1665 DMX shelf

– Correct line coding

– Correct frame format.

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

At the rear of the shelf (see

(p.

7-13), disconnect the input timing cable from the connector associated with the active

reference.

Requirement: The MN LED lights on the SYSCTL and the FAULT LED flashes on

the MAIN OLIU circuit pack associated with that reference (SYNC1 is associated

with M1 and SYNC2 is associated with M2).

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

7 - 1 2

Which of the two references is active.

If a reference does not indicate IS, that input is not receiving a proper timing

Figure 7-1, "Alcatel-Lucent 1665 DMX shelf backplane"

External timing verification

Alcatel-Lucent 1665 DMX R9.0

365-372-304R9.0 Issue 2

July 2010

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