Safety Considerations - Keysight U1190A Series Service Manual

Safety Considerations

Read the information below before using this instrument.
The following general safety precautions must be observed during all phases of
operation, service, and repair of this instrument. Failure to comply with these
precautions or with specific warnings elsewhere in this manual violates safety
standards for design, manufacture, and intended use of the instrument. Keysight
Technologies assumes no liability for the customer's failure to comply with these
requirements.
– Disconnect circuit power and discharge all high-voltage capacitors
CAUTION
– Use the proper terminals, function, and range for your measurements.
– This device is for use at altitudes of up to 2,000 m.
– Never measure voltage when current measurement is selected.
– Always use the specified battery type. The power for the meter is
– You are advised to use low leakage batteries when changing to new
– Do not use the meter if it is damaged. Before you use the meter, inspect
WARNING
– Inspect the test leads for damaged insulation or exposed metal. Check
– Do not operate the meter around explosive gas, vapor, or wet environments.
– Do not apply more than the rated voltage and current (as marked on the
4
before testing resistance, continuity, diodes, or capacitance.
supplied with two standard AAA 1.5 V batteries. Observe the correct
polarity markings before you insert the batteries to ensure proper
insertion of the batteries in the meter.
batteries. Please remember to remove the batteries when the meter is not
in use for a long period of time. Warning on the risk of battery leakage.
the case. Look for cracks or missing plastic. Pay particular attention to
the insulation surrounding the connectors.
the test leads for continuity. Replace damaged test leads before you use
the meter.
meter) between the terminals or between the terminal and the earth
ground.
Keysight U1190A Series Service Guide