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Troubleshooting the Analyzer
To troubleshoot source and calibrator out failures
3 Check the periodic chirp output.
a Press the following keys:
[DC offset]
0
[
V]
[
source type]
[
periodic chirp]
b Using an oscilloscope and 1:1 probe, check the following signal.
c If the signal is incorrect, go to Step 7.
Oscilloscope Setup Parameters Waveform
Connect CH1 to SOURCE Variations
CH1 V/div
Input Impedance
CH1 Coupling
Probe Atten
Display Mode
Averaging
Persistence
Time/div
Tri gger
Trig Src
300 mV/div
50 Ω
dc
1
Repetitive
off
500 ms
50 ns/div
Trg’d Sweep
Chan1
Periodic Chirp
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