NEC M861 86" UHD 4K HDR Commercial Monitor - Manual (Page 11)

English−7
CAUTION
8
REQUIRED
Incorrect usage of batteries can result in leaks or bursting.
• Insert batteries matching the (+) and (–) signs on each battery to the (+) and (–) signs of
the battery compartment.
• Do not mix battery brands.
• Do not combine new and old batteries. This can shorten battery life or cause liquid
leakage of batteries.
• Remove dead batteries immediately to prevent battery acid from leaking into the battery
compartment.
• Do not touch exposed battery acid, it may injure your skin.
• Disposal of a battery into fire or a hot oven, or mechanically crushing or cutting of a
battery, that can result in an explosion.
• Leaving a battery in an extremely high temperature surrounding environment, or a
battery subject to extremely low air pressure, that can result in an explosion or the
leakage of flammable liquid or gas.
• Contact your dealer or local authorities when disposing of batteries.
9
REQUIRED
Suitable for entertainment purposes at controlled luminous environments, to avoid disturbing
reflections from the screen.
10
REQUIRED
When running the cooling fan continuously, we recommend wiping clean the ventilation
holes a minimum of once a month. Failure to do so could lead to fire or electric shock or
damage to the product.
11
REQUIRED
To ensure the product’s reliability, please clean the ventilation holes at the rear side of the
cabinet at least once a year to remove dirt and dust. Failure to do so could lead to fire or
electric shock or damage to the product.
12
REQUIRED
Avoid locations with extreme temperatures and humidity. Failure to do so could lead to fire
or electric shock or damage to the product. The usage environment for this product is as
follows:
• The operating temperature: 0 °C to 40 °C/32 °F to 104 °F/
humidity: 20 to 80% (without condensation)
• The storage temperature: -20 °C to 60 °C/-4 °F to 140 °F/
humidity: 10 to 80% (without condensation)
Power Cord Table
Plug Type North America
European
Continental
U.K. Chinese Japanese
Plug Shape
Region U.S.A./Canada EU U.K. China Japan
Voltage 120* 230 230 220 100
* Please use this power cord under 125 V power supply.
NOTEN: This product can only be serviced in the country where it was purchased.