Chapter 12 419
Post-Repair Procedures
Burst Trigger Check
Burst Trigger Check
Description
The Burst Trigger Check verifies the ability of the instrument to sync
on the burst trigger signal. The instrument internal IF Alignment
signal is activated and configured to provide a pulse train. The pulses
are displayed on the RF Envelope window, and will appear as an
unsynchronized signal. When the RF Burst trigger function is
activated, the RF train will sync on the burst trigger signal.
Procedure
1. Press
Reset.
2. Press
MODE and Basic.
3. Press
Input/Output.
4. Press
Input Port, IF Align.
5. Press
IF Align Signal.
6. Press
Signal Type and choose Pulse.
7. Notice that the I/Q waveform window shows an untriggered display.
8. Press
Meas Setup, Trig Source, and RF Burst. The pulse train,
displayed on the I/Q waveform window, will now be synchronized.
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