Tektronix 7B92A Maintenance Manual page 10

This manual contains safety information that the user must follow to ensure safe operation of this instrument.
WARNING information is intended to protect the operator; CAUTION information is intended to protect the instrument.
The following are general safety precautions that must be observed during all phases of operation and maintenance.
Ground the Instrument
To reduce electrical-shock hazard, the mainframe (oscilloscope) chassis must be properly
grounded. Refer to the mainframe manual for grounding information.
Do Not Operate in Explosive Atmosphere
Do not operate this instrument in an area where flammable gases or fumes are present. Such
operation could cause an explosion.
Avoid Live Circuits
Electrical-shock hazards are present in this instrument. The protective instrument covers must
not be removed by operating personnel. Component replacement and internal adjustments must
be referred to qualified service personnel.
Do Not Service or Adjust Alone
Do not service or make internal adjustments to this instrument unless another person, capable of
giving first aid and resuscitation, is present.
Warning Statements
Warning statements accompany potentially dangerous procedures in this manual. The following
warnings appear in this manual and are listed here for additional emphasis.
To avoid electrical shock, disconnect the instrument from the power source before soldering.
To avoid electrical shock, disconnect the instrument from the power source before replacing
components.
Handle silicone grease with care. Avoid getting silicone grease in eyes. Wash hands thoroughly
after use.
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SAFETY SUMMARY
vii
7B92A