Taking into operation
EN: Safety guide
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Lucent Technologies - Proprietary
See notice on first page.
365-312-879R5.1
Issue 1, August 2006
1 - 2 7
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Taking into operation
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
).
Arcing
DANGER
Arcing on removing or inserting a live power supply plug
Arcing can cause burns to the hands and damage to the eyes.
Before removing or inserting the power supply plug, ensure that the power line circuit
breaker on the Power Distribution Panel (PDP-M) is in the “OFF” position.
Supply voltage
CAUTION
Destruction of components due to a supply voltage of incorrect polarity or
too high.
Metropolis
®
ADM (Universal shelf)
and
Metropolis
®
ADM (Compact shelf) systems
operate at a nominal voltage of -48 V DC or -60 V DC. The permissible tolerance range
is -40.5 V DC to -72 V DC.
Ensure that the supply voltage has the correct range and polarity before connecting the
voltage.
Laser hazard
DANGER