RCA STAV-3860 Owner's Manual page 4

Warning: This receiver uses a laser. Because of
possible eye injury, only a qualified service
person should remove the cover or attempt to
service this device.
Cautions
The use of controls or adjustments, or the per
formance of procedures other than specified
herein, can result in hazardous exposure to
laser light.
To prevent electric shock do not use this
polarized plug with an extension cord,
receptacle, or other outlet unless the blades
can be fully inserted to prevent blade
exposure.
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