Agilent Technologies 89410A Service Manual page 83

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