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Event of failure
EN: Safety guide
1 - 3 4
Lucent Technologies - Proprietary
See notice on first page.
365-312-879R5.1
Issue 1, August 2006
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Event of failure
Hazard levels
In the event of failure, the hazard levels given in the section
apply. The hazard levels define the potential optical hazard at any
accessible location within an optical fiber telecommunication system. Please also refer to
the section
“Hazard level assignment” (1-17)
Invisible laser radiation
Metropolis
®
ADM (Universal shelf)
and
Metropolis
®
ADM (Compact shelf) systems
operate with invisible laser radiation. Laser radiation can cause considerable injuries to
the eyes.
Never look into the end of an exposed fiber or into an open optical connector as long as
the optical source is switched on. Always observe the laser warning instructions (please
refer to the section
).
Laser hazard
DANGER