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Adjustment Procedures
5-10
AWG510 & AWG520 Service Manual
2. Set the waveform generator controls:
a. Initialize AWG500 controls: Press UTILITY Ý System Ý Factory
Reset Ý OK.
b. Load and start CH 1 waveform:
H Press SETUP Ý Waveform/Sequence Ý Load... Ý Drive...
H Turn the general purpose knob to select Floppy.
H Push OK.
H Turn the general purpose knob to display the list of waveform files
and highlight the file TRI512.PAT.
H Push OK to select and load the file.
H Push RUN button.
H Push CH 1 OUTPUT button to ON.
3. Adjust clock duty:
H Set R5004 trimmer position to the center.
H Rotate left slowly R5004 from center position to find the position of
output waveform corrupted. Mark the position as (L).
H Set R5004 trimmer position to the center and restart waveform
generation by press RUN button twice (STOP and START).
H Rotate right slowly R5004 from center position to find the position
of output waveform corrupted. Mark the position as (R).
H Set R5004 position to the middle of (L) and (R).
H Restart waveform generation by press RUN button twice (STOP and
START) and make sure the output waveform is not corrupted.
4. End procedure: Disconnect the oscilloscope.