Northern LED22PC, User Manual

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User Manual
2
Important Information
Safety Warning
To use the product safely, correctly and to keep users from suffering injury or property loss, please
observe the following safety precautions when installing, using or maintaining.
Please read this handbook before operating the product and keep the handbook for future reference.

Notice and observe all the warnings and illustrations.

Do not adjust, maintain or modify if you do not have appropriate qualifications.

Do not open or remove the rear cover, box or cover board of the product. Please contact the dealer
or after-sales service center when in need of adjustment or maintenance.

Do not place any items on the product. The product may be damaged if foreign objects enter the
internal unit.

Do not tread on or squeeze the power line, especially the plug or connection point of the power line
to the product.

Do not put the product in flammable or corrosive gaseous environment, which may cause fire or
damage the product. Placing the product in proximity to flammable gas can easily result in a
dangerous explosion.

Please turn off power or unplug the power cable immediately if there is smoking, off-odor, or
abnormal noise. Contact the after-sales service center for maintenance after confirming there is no
more smoke or odor. Further use could result in fire.

Only qualified service people can maintain the product. If the product receives any kind of damage
to the plug, foreign matter or liquid entering into the unit, exposure to rain or humidity, loss of
function, or dropped, please contact dealer or after-sales service center.

Do not expose the product to rain or chemicals. If the product is moist, allow to fully dry before
plugging in or turning on power.

Turn off the power when cleaning the product.

Failure to properly secure all screws during installation can result the product falling and becoming
damaged. Ensure all mounting hardware and other installation accessories are properly secured
during installation – Refer to and install according to instructions provided with the mounting
hardware.

Do not touch any components inside the product. Failure to do so can result in damage to the
product or person.

Be careful during maintenance of product even if the power is off. Some components are equipped
with UPS, and can continue to supply power which is dangerous to people.