VARIABEL OPTICAL ATTENUATOR User Manual
II.)
General
5
VARIABEL OPTICAL ATTENUATOR User Manual --- Rev 1.1 --- 2012/11
www.luceotec.com
OPERATING THE UNIT
Warning
To avoid the risk of injury or death, always observe the following precautions before initializing the
unit:
Use the Module ONLY in the PARALLEX ® mainframe.
Willfully interrupting the protective earth connection is prohibited.
Never look into the end of an optical component, optical connector or optical cable connected
to an optical output device that is operating. Laser radiation is invisible, and direct exposure
can severely injure the human eye.
Turning off the power to the device does not always block the externally supplied radiation to
the connector at the input of the unit.
Do not use the unit outdoors.
To prevent potential fire or shock hazard, do not expose the unit to any source of excessive
moisture.
Do not operate the unit when its covers or panels have been removed.
Do not interrupt the protective earth grounding. Any such action can lead to a potential shock
hazard that can result in serious personal injury.
Do not operate the unit if an interruption to the protective grounding is suspected. In this case,
ensure that the unit remains inoperative.
Do not attempt to adjust or perform any maintenance or repair procedure when the unit is
opened and connected to a power source.
Repairs are to be carried out only by a qualified professional.
Do not attempt any adjustment, maintenance, or repair procedure to the unit’s internal
mechanism if immediate first aid is not accessible.
Disconnect the power cord from the unit before adding or removing any components.
Operating the unit in the presence of flammable gases or fumes is extremely hazardous.
Do not perform any operating or maintenance procedure that is n
ot described in the user’s
manual.
Some of the unit’s capacitors can be charged even when the unit is not connected to the
power source.