Tektronix TDS7054, Руководство по обслуживанию

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Performance Tests
4- 36
TDS7104 & TDS7054 Service Manual
TDS7000 oscilloscope
DC calibrator
50
Ω
coaxial cables
Dual banana to
BNC adapters
BNC T
connector
Output Sense
Figure 4- 14: Initial test hookup
b. Initialize the oscilloscope: Press DEFAULT SETUP .
c. Modify the default settings:
H
From the tool bar, touch Horiz and select the Acquisition tab.
H
Touch Average and set the number of averages to 16 .
2. Confirm input channels are within limits for DC accuracy at maximum offset
and position:
Do the following substeps — test CH 1 first, skipping substep
2a
since CH 1 is already selected from step
1
.
a. Select an unchecked channel:
H
From the tool bar, touch
MEAS
and then
Clear
to remove the
previous measurement.
H
Press the Vertical button of the channel just confirmed to remove the
channel from the display.
H
Press the front-panel Vertical button that corresponds to the channel
you are to confirm.
H
Set the generator output to 0 V.
H
Move the test hookup to the channel you selected.
b. Turn on the measurement Mean for the channel:
H
From the tool bar, touch MEAS and select the Ampl tab, then touch
Mean to measure the mean of the current channel.
H
Touch Setup Statistics and touch Measurement Statistics Mean to
display the measurement statistics of the mean measurement.