Figure 10-7 Troubleshooting An Unlocked Yto Pll - HP 8560E Service Manual

Figure 10-7 Troubleshooting an Unlocked YTO PLL
5. Calculate the YTO frequency error by subtracting the frequency
recorded in step 3 from the frequency recorded in step 4. Record the
result below:
YTO Frequency Error = ________________________MHz
YTO Frequency Error = YTO Frequency
Frequency
6. On the HP 8560E/EC, press
FRAC N FREQ
Fractional N frequency = _____________________________MHz
Chapter 10
(CALCULATED)
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. Record the fractional N frequency below:
Synthesizer Section
Unlocked YTO PLL
−YTO
(MEASURED)
, , and
FREQ DIAGNOSE
541