Denver TCD-33 Manuel D'instructions page 3

TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
LIGHTING FLASH WITH ARROWHEAD SYMBOL -
within an equilateral triangle, is intended to alert the
user to the presence of uninsulated dangerous
voltage within the products enclosure that may be of
sufficient magnitude to constitude a risk of electric
shock to persons.
The following label has been affixed to the unit, listing the proper procedure for working with the laser beam:
CLASS 1 LASER PRODUCT
KLASS 1 LASER APPARAT
LUOKEN 1 LAISERLAITE
KLASSE 1 LASER PRODUKT
WARNING
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING : SHOCK HAZARD-DO NOT OPEN
CLASS 1 LASER PRODUCT LABEL -
This label is attached to the place as illustrated to inform that the
apparatus contains a laser component.
WARNING LABEL INFORMING OF RADIATION -
This label is placed inside the unit. As shown in the illustration. To
warn against further measures on the unit. The equipment contains
a laser radiating laser rays according to the limit of laser product of
class 1.
ENGLISH-1
EXCLAMATION POINT - within an equilateral triangle,
is used to indicate that a specific component shall be
replaced only by the component specified in that
documentation for safety reason.