120Chapter 6AppendixReplacement Parts and AccessoriesUse only replacement parts and accessories recommended bymanufacturer.To reduce the risk of fire, use only No. 26 AWG or largertelecommunications line cord.Do not use this product in areas classified as hazardous.Such areas include patient care areas of medical and dentalfacilities, oxygen rich environments, or industrial areas.Battery DisposalDo not put rechargeable batteries or products powered bynon-removable rechargeable batteries in the garbage.Contact the Samsung Helpline for information on how to disposeof batteries that you cannot use or recharge any longer.Follow all local regulations when disposing of old batteries.THERE IS A RISK OF EXPLOSION IF BATTERY IS REPLACED BYAN INCORRECT TYPE.DISPOSE OF USED BATTERIES ACCORDING TO THEINSTRUCTIONS.Laser SafetyAll systems equipped with CD or DVD drives comply with theappropriate safety standards, including IEC 60825-1. The laserdevices in these components are classified as “Class 1 LaserProducts” under a US Department of Health and Human Services(DHHS) Radiation Performance Standard. Should the unit everneed servicing, contact an authorized service location.Laser Safety Note:•Use of controls or adjustments or performance ofprocedures other than those specified in this manualmay result in hazardous radiation exposure. To preventexposure to laser beams, do not try to open the enclosureof a CD or DVD drive.Class 1M laser radiation when operating part is open.•Do not view directly with optical instruments.Class 3B invisible laser radiation when open.•Avoid exposure to the beam.