Optimus EDC-1000 Series Instruction Manual page 19

Please place it at dry place. Humidity and water evaporation may lead to the damage of spare
parts inside.
Please do not clean the conference main unit and its surrounding facilities with strong
detergent.
If the surface of the unit is dirty, please do not clean it with liquid or spraying detergent, you
should be use a slightly wet cloth.
Please do not switch on and off the conference main control unit abruptly.
No matter the unit is running or stop, avoid switch it on and off abruptly to ensure the sensitive
electronic circuit inside not being damaged by abrupt power wave.
Note: When the printed circuit board was going through electric static treatment, correct ESD
safety precaution and grounding should be guaranteed.
Note: Before connecting the unit to the power supply, please adjust the power input according
to the local power specification. Otherwise, it can damage the unit. The setting mode can be
seen on the installation and setting of system.
Warning: Only qualified maintenance staff is allowed to uncover the case of the unit. There
is nothing inside that can be repaired by non certificated technician. Before uncovering the
unit, power should be cut off and no power supply is allowed before the unit is completely
covered.
EDC-1000 Version 2
EDC-1000 SERIES
Conference System
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