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Adjustment Procedures
AWG510 & AWG520 Service Manual
5-19
2. Set the AWG500 controls and select the waveform file:
a. Initialize the AWG500 controls: Select UTILITY ! System ! Factory
Reset → OK.
b. Set the noise on:
H Select SETUP ! NOISE ! Level.
H Set the noise level to –105 dB/Hz using the general purpose knob.
c. Set the noise on: Press Output side button so that the On is selected
3. Adjust noise level:
a. Adjust noise level: Adjust R237 (see Figure 5–10) so that the noise level
of the spectrum displayed on the spectrum analyzer is –105 dBm/Hz
"2.5 dBm/Hz at 100 MHz.
4. End procedure: Disconnect the spectrum analyzer.
R237
A75 Noise Generator
board
A75 Noise Generator board
Figure 5-10: Adjustment location for noise level