Tektronix TPS2000 Series, Руководство по обслуживанию

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TPS2000 Series Digital Storage Oscilloscopes Service Manual
vii
General Safety Summary
Review the following safety precautions to avoid injury and prevent damage to
this product or any products connected to it.
To avoid potential hazards, use this product only as specified.
Only qualified personnel should perform service procedures.
Use Proper Power Cord. Use only the power cord specified for this product and
certified for the country of use.
Connect and Disconnect Properly.
Do not connect or disconnect probes or test
leads while they are connected to a voltage source.
Connect and Disconnect Properly. Connect the probe output to the measurement
instrument before connecting the probe to the circuit under test. Disconnect the
probe input and the probe ground from the circuit under test before disconnecting
the probe from the measurement instrument.
Observe All Terminal Ratings.
To avoid fire or shock hazard, observe all ratings
and markings on the product. Consult the product manual for further ratings
information before making connections to the product.
Use Proper Probe. To avoid shock hazard, use a properly rated probe for your
measurement.
Floating. Do not float the P2220 probe reference lead to >30 V
rms
. Use the P5120
(floatable to 600 V
rms
CAT II or 300 V
rms
CAT III) or similarly rated, passive,
high voltage probe or an appropriately rated, high voltage differential probe
when floating the reference lead above 30 V
rms
, subject to the ratings of such
high voltage probe.
Powering Off. The power cord provides Mains disconnect.
Replace Batteries Properly.
Replace batteries only with the proper type and rating
specified.
Recharge Batteries Properly. Recharge batteries for the recommended charge
cycle only.
Use Proper AC Adapter. Use only the AC adapter specified for this product.
Do Not Operate Without Covers. Do not operate this product with covers or panels
removed.
Avoid Exposed Circuitry.
Do not touch exposed connections and components
when power is present.
Do Not Operate With Suspected Failures.
If you suspect there is damage to this
product, have it inspected by qualified service personnel.
To Avoid Fire or
Personal Injury