Samsung SyncMaster 591v Owner's Manual page 5

Clean
When cleaning the monitor case or the surface of the CDT, wipe with a slightly
moistened, soft fabric.
Do not clean Flat monitor with water. Use a water-diluted mild detergent.
(Some detergents contain significant amounts of alcohol-based solvents, which
can damage (color change) or crack the monitor case. The antiglare/anti-static
surface coating on the CDT may also be affected.)
Dilute the detergent (1:10 ratio) with water before using.
Do not spray water or detergent directly on the monitor.
Use the recommended detergent with a smooth cloth.
If the connector between the plug and the pin is dusty or dirty, clean it
properly with a dry cloth.
Others
Do not remove cover (or back).
If your monitor does not operate normally - in particular, if there are any
unusual sounds or smells coming from it - unplug it immediately and
contact an authorized dealer or
You may prevent the coated CDT from being damaged or the monitor
cabinet from being dissolved, cracked or discolored.
You may buy a recommended detergent at any Samsung Service
Center.
A dirty connector may cause an electric shock or fire.
This may cause an electric shock or fire.
Refer servicing to qualified service personnel.
This may cause an electric shock or fire.
service.