Tektronix TDS3012C User Manual page 12

Important safety information
Avoid exposed circuitry.
components when power is present.
Do not operate with suspected failures.
to this product, have it inspected by qualified service personnel.
Disable the product if it is damaged. Do not use the product if it is
damaged or operates incorrectly. If in doubt about safety of the product,
turn it off and disconnect the power cord. Clearly mark the product to
prevent its further operation.
Before use, inspect voltage probes, test leads, and accessories for
mechanical damage and replace when damaged. Do not use probes or
test leads if they are damaged, if there is exposed metal, or if a wear
indicator shows.
Examine the exterior of the product before you use it. Look for cracks
or missing pieces.
Use only specified replacement parts.
Use proper fuse.
product.
Do not operate in wet/damp conditions.
occur if a unit is moved from a cold to a warm environment.
Do not operate in an explosive atmosphere.
Keep product surfaces clean and dry.
you clean the product.
Provide proper ventilation.
manual for details on installing the product so it has proper ventilation.
Slots and openings are provided for ventilation and should never be
covered or otherwise obstructed. Do not push objects into any of the
openings.
Provide a safe working environment.
location convenient for viewing the display and indicators.
vi
Do not touch exposed connections and
Use only the fuse type and rating specified for this
Refer to the installation instructions in the
TDS3000C Series Oscilloscope User Manual
If you suspect that there is damage
Be aware that condensation may
Remove the input signals before
Always place the product in a