General Safety Considerations - HP 83447A User's And Service Manual

Lightwave trigger receiver
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C A U T I O N

General Safety Considerations

This is a Safety Class I product (provided with a protective earthing
ground incorporated in the power cord). The mains plug shall only be
inserted in a socket outlet provided with a protective earth contact.
Any interruption of the protective conductor inside or outside of the
instrument is likely to make the instrument dangerous. Intentional
interruption is prohibited.
Before this instrument is switched on
grounded through the protective conductor of the ac power cable to a
socket outlet provided with protective earth contact. Any interruption
of the protective (grounding) conductor, inside or outside the instrument,
or disconnection of the protective earth terminal can result in personal
injury.
Light energy connected to the instrument's OPTICAL IN connector
radiates from the instrument's OPTICAL OUT connector. It is only slightly
attenuated.
If this instrument is not used as speci ed, the protection provided by the
equipment could be impaired. This instrument must be used in a normal
condition (in which all means for protection are intact) only.
There are many points in the instrument which can, if contacted, cause
personal injury. Be extremely careful. Any adjustments or service
procedures that require operation of the instrument with protective
covers removed should be performed only by trained service personnel.
No operator serviceable parts inside. Refer servicing to quali ed
personnel. To prevent electrical shock, do not remove covers.
For continued protection against re hazard, replace line fuse only with
same type and ratings. The use of other fuses or materials is prohibited.
, make sure it has been properly

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