Samsung MX-J730 - Disc Management and Compatibility; Disc Handling and Storage; Disc Format Compatibility

1.Precaution
1.Precaution
FollowthesesafetyinstructionswhileservicingtheESDtopreventdamageandtoprotectagainstpotentialhazards
suchaselectricalshockandX-rays.
1.1.SafetyPrecautions
1)Whenreinstallingthechassisanditsassemblies,besuretorestorealloftheprotectivedevices,includingthecontrol
knobsandthecompartmentcovers.
2)Makesurethattherearenocabinetopeningsthroughwhichpeople(particularlychildren)canmakecontactwith
dangerousinternalcomponents.
3)DesignAlterationWarning:
Neveralteroraddtothemechanicalorelectricaldesignoftheunit.
Example:Donotaddauxiliaryaudioorvideoconnectors.Suchalterationsmightcreateasafetyhazard.
Also,anydesignchangesoradditionswillvoidthemanufacturer’swarranty.
4)LeakageCurrentHotCheckFigure1.1
ACLeakageTest :
WARNING
Donotuseanisolationtransformerduringthistest.Usealeakage-currenttesterorameteringsystemthatcomplies.
Withtheunitcompletelyreassembled,plugtheACcorddirectlyintoaACoutlet.Withtheunit’spowerswitchedfrom
theONtotheOFFposition,measurethecurrentbetweenaknowngroundandallexposedmetalparts.
KnownGrounds-Earth
KnownMetalparts-screwheads,metalcabinets,etc.
Figure1.1ACLeakageTest
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