Applied Biosystems GeneAmp PCR System 9700, User Manual

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1-4 Introduction and Safety
Safety Alert Symbols
The following chart is an illustrated glossary of all electrical symbols that are used on
Applied Biosystems instruments. Whenever such symbols appear on instruments,
please observe appropriate safety procedures.
Electrical Symbols
Electrical Safety Testing
Routine safety testing of analytical instruments (e.g., high potential voltage testing)
may be required by various safety agencies.
This symbol indicates the On position of the main power switch.
This symbol indicates the Off position of the main power switch.
This symbol indicates the On/Off position of a push-push main power switch.
This symbol indicates that a terminal may be connected to another
instrument’s signal ground reference. This is not a protected ground
terminal.
This symbol indicates that this is a protective grounding terminal that must
be connected to earth ground before any other electrical connections are
made to the instrument.
A terminal marked with this symbol either receives or delivers alternating
current or voltage.
A terminal marked with this symbol can receive or supply an alternating and
a direct current or voltage.
This symbol indicates the presence of high voltage and warns the user to
proceed with caution.
This symbol alerts you to consult the manual for further information and to
proceed with caution.
Testing should only be carried out by qualified personnel after seeking
advice from the Applied Biosystems Service Department.