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SDG2000X Service Manual.doc
III
General Safety Summary
Carefully read the following safety precautions to avoid any personal injuries or damages
to the instrument and any product connected to it. To avoid potential hazards, please use
the instrument as specified.
Only qualified technical personnel should service this instrument.
Avoid fire or open flame.
Use properly rated power line connections.
Use only the specified power line which has been approved by your local regulatory
agency.
Ground the Instrument.
The instrument is grounded through the protective ground conductor of the power line. To
avoid electric shock, the ground conductor must be connected to the earth ground. Make
sure the instrument is grounded correctly before connecting its input or output terminals.
Connect the signal wire correctly.
The potential of the signal wire ground is equal to the earth, therefore do not connect the
signal wire to a high voltage. Do not touch the exposed contacts or components.
Observe all terminal ratings.
To avoid fire or electric shock, please observe all ratings and label instructions on the
instrument. Before connecting the instrument, please read the manual carefully to gain
more information about the ratings.
Do not operate with suspected failures.
If you suspect that the product is damaged, please allow only qualified service personnel
to troubleshoot and repair it.
Avoid circuit or wire exposure.
Do not touch exposed contacts or components when the power is on.
Do not operate in wet/damp conditions.
Do not operate in an explosive atmosphere.
Keep the surface of the instrument clean and dry.
Safety Terms and Symbols
Terms used on the instrument. Terms may appear on the instrument:
DANGER: Indicates an injury or hazard that may immediately happen.
WARNING: Indicates an injury or hazard that may not immediately happen.
CAUTION: Indicates that a potential damage to the instrument or other property might
occur.
Symbols used on the instrument. Symbols may appear on the instrument:
Hazardous Protective Warning Chassis Power
Voltage Earth Ground Ground Switch
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