Samsung SyncMaster 740NW Manual page 14

Use the recommended detergent with a smooth cloth.
If the connector between the plug and the pin is dusty or dirty, clean it
properly using a dry cloth.
Make sure to unplug the power cord before cleaning the product.
Unplug the power cord from the power outlet and wipe the product using
a soft, dry cloth.
Contact the SAMSUNG customer care center or Customer Center for
interior cleaning once a year.
Others
Do not remove the cover (or back).
If your monitor does not operate normally - in particular, if there is any
unusual sound or smell coming from the monitor - unplug it immediately
and
Keep the product away from places exposed to oil, smoke or moisture;
do not install inside a vehicle.
A dirty connector may cause electric shock or fire.
Otherwise, this may cause electric shock or fire.
Do not use any chemicals such as wax, benzene, alcohol, thinners,
insecticide, air freshener, lubricant or detergent.
Keep the product's interior clean. Dust which has accumulated in the
interior over an extended period of time may cause a malfunction or fire.
This may cause electric shock or fire.
Refer to a qualified servicing company.
contact an authorized dealer or the Service Center.
This may cause electric shock or fire.
This may cause a malfunction, electric shock or fire.
In particular, avoid operating the monitor near water or outdoors where