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Keysight 53210A/53220A/53230A Assembly Level Service Guide
Safety Information
The following general safety precautions must be observed during all phases of
operation of this instrument. Failure to comply with these precautions or with
specific warnings or operating instructions in the product manuals violates safety
standards of design, manufacture, and intended use of the instrument. Keysight
Technologies assumes no liability for the customer's failure to comply with these
requirements.
General
Do not use this product in any manner not specified by the manufacturer. The
protective features of this product may be impaired if it is used in a manner not
specified in the operation instructions.
Before applying power
Verify that all safety precautions are taken. Note the instrument's external
markings described under "Safety Symbols".
Ground the instrument
The Keysight 53210A/53220A/53230A is provided with a grounding-type power
plug. The instrument chassis and cover must be connected to an electrical ground
to minimize shock hazard. The ground pin must be firmly connected to an
electrical ground (safety ground) terminal at the power outlet. Any interruption of
the protective (grounding) conductor or disconnection of the protective earth
terminal will cause a potential shock hazard that could result in personal injury.
Fuses
The Keysight 53210A/53220A/53230A is provided with an internal line fuse
appropriate for the line voltages listed on the instrument. This fuse is not user
accessible.
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