NEC MA Series 43" 4K Commercial Display with Media Player and Raspberry Pi Compute Module 4 SoC - Manual (Page 9)

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WARNING
10
Do not place this product on a sloping or unstable cart, stand or table. Doing so could lead to falling
or tipping and cause personal injury.
11
Do not insert objects of any kind into the cabinet slots. It may cause electric shock, fire, or product
failure. Keep objects away from children and babies.
12
Do not spill any liquids into the cabinet or use your product near water.
Immediately turn off the power and unplug your product from the wall outlet, then refer servicing
to qualified service personnel. It may cause an electric shock or start a fire.
13
Do not use flammable gas sprays to remove dust when cleaning the product. Doing so could lead to
a fire.
14
Securely fasten the Option Board.
Ensure the Option Board is securely fastened using the original screws to prevent the OPTION from
falling out the product. A falling Option Board may expose you to danger.