Service Manual
UPO1000X Series
Instruments.uni-trend.com
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Observe all specific ratings
To avoid fire or shock hazard, observe all rating and markings on the product.
Consult the product manual for further ratings information before making
connections to the product. Do not exceed the Measurement Category (CAT)
rating and voltage or current rating of the lowest rated individual component of
a product, probe, or accessory. Use caution when using 1:1 test leads because
the probe tip voltage is directly transmitted to the product.
Observe all terminal ratings
To avoid fire or shock hazard, observe all rating and markings on the product.
Consult the product manual for further ratings information before making
connections to the product.
Do not apply a potential to any terminal, including the common terminal, that
exceeds the maximum rating of that terminal.
Do not float the common terminal above the rated voltage for that terminal.
The measurement terminal on this porduction is not rated for connecting
power supply or CAT II, III or IV circuit.
Do not operate without covers
Do not operate this product with covers or panels removed, or with the case
open. Hazardous voltage exposure is possible.
Avoid exposed circuitry
Do not touch exposed connections and components when powered on.
Do not operate with suspected
failures
If you suspect that there is damage 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
Use only the fuse type and rating specified for this product.
Wear eye protection
Wear eye protection if exposure to high-intensity rays or laser radiation exists.
Do not operate in wet/damp
conditions
Be aware that condensation may occur if the instrument is moved from a cold
to a warm environment.
Do not operate in an explosive
atmosphere
Keep product surfaces clean and
dry
Remove the input signals before you clean the product.
Provide proper ventilation
Refer to the installation instructions in the 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
Always place the product in a location convenient for viewing the display and
indicators.
Avoid improper or long-time use the keyboard, pointer abd key panel.
Improper or long-time use will cause grievous injury for keyboard or pointer.
Make sure that your work area is intended for ergonomics standards. Consult
an ergonomist to identify pressure damage.
Be careful when lift and move the product. This product is assembled one or
