Samsung SyncMaster 540B User Manual page 5

Set down the monitor carefully.
Do not place the monitor face down.
Installing a wall bracket must be done by a qualified professional.
When installing the product, make sure to keep it away from the wall
(more than 10 cm / 4 inch ) for ventilation purposes.
Do not disconnect the power cord while using the monitor.
Keep the plastic packaging (bag) out of children's reach.
Clean
When cleaning the monitor case or the surface of the TFT-LCD screen, wipe with
a slightly moistened, soft fabric.
Do not spray water or detergent directly on the monitor.
The monitor could be damaged or broken.
The TFT-LCD surface may be damaged.
Installation by unqualified personnel may result in injury.
Always use the mounting device specified in the owner's manual.
Poor ventilation may cause an increase in the internal temperature of the
product, resulting in a shortened component life and degraded
performance.
A surge may be caused by the separation and may damage the monitor.
The plastic packaging (bag) may cause suffocation if children play with
it.
This may cause damage, electric shock or fire.