Samsung SyncMaster 400DXn Owner's Manual page 7

Do not try to move the LCD Display by pulling only the wire or the
signal cable.
This may cause a breakdown, electric shock or fire due to damage to the
cable.
Do not move the LCD Display right or left by pulling only the wire or
the signal cable.
This may cause a breakdown, electric shock or fire due to damage to the
cable.
Do not cover the vents on the LCD Display cabinet.
Bad ventilation may cause a breakdown or fire.
Do not place water containers, chemical products or small metal
objects on the LCD Display.
This may cause a malfunction, electric shock or fire.
If a foreign substance enters the LCD Display , unplug the power cord and
contact the Service Center.
Keep the product away from combustible chemical sprays or
inflammable substances.
This may cause an explosion or fire.
Never insert anything metallic into the LCD Display openings.
This may cause electric shock, fire or injury.
Do not insert metal objects such as chopsticks, wire and tools or
inflammable objects such as paper or matches into the vent,
headphone port or AV ports or etc.
This may cause electric shock or fire. If an alien substances or water enters
the product, turn the product off, unplug the power connector from the wall