Important safet
y information
Servicesafetysummary
The Service safety summary section contains additional information required to safely perform service on the product. Only
qualified personnel should perform service procedures. Read this Service safety summary and the General safety summary
before performing any service procedures.
To avoid electric shock. Do not touch exposed connections.
Do not service alone. Do not perform internal service or adjustments of this product unless another person capable of
rendering first aid and resuscitation is present.
Disconnect
power.
To avoid e lectric shock, switch off the product power and disconnect the power cord from the mains
power before removing any covers or panels, or opening the case for servicing.
Use care when s ervicing with power on. Dangerous voltages or currents may exist i n this product. Disconnect
power, remove battery (if applicable), and disconnect test leads before removing protective panels, soldering, or replacing
components.
Verify sa
fety after repair.
Always recheck ground continuity and mains dielectric strength after performing a r epair.
viii MDO3000 Series Oscilloscopes User Manual
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