Agilent Technologies HP 8566B Spécifications Page 294

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17. 20/30 Loop Phase Lock Adjustments
AlOA8
PLLZ
AlOA5
PLL2 VCO
DISCRIMINATOR
\
R2
150MHz
R4
1OOMHz
I
TOP VIEW
AlOA8
AlOA5
Figure 3-79. Location of
PLL2
Adjustments
6. Adjust
AlOA5R2
150 MHz adjustment for a DVM indication of
+3.0
f
0.5 Vdc. Refer to Figure 3-79 for the location of
AlOA5R2
150 MHz adjustment.
7. Adjust
AlOA8R9
.3
MHz adjustment for a frequency counter
indication of 0.300 MHz
f
0.001 MHz. Refer to Figure 3-79 for the
location of
AlOA8R9
.3
MHz adjustment.
8. On the RF Section, key in [START
FREQ]
8.599 MHz, SWEEP
@iKKJ, TRACE A
(CLEAR-WRITEJ
Note
The CRT annotation will round off to 8.59 MHz, but the RF Section is
actually set to a start frequency of 8.599 MHz.
9. Adjust
AlOA5R4
100 MHz adjustment for a DVM indication
of + 15.0
f
0.5 Vdc. Refer to Figure 3-79 for the location of
AlOA5R4
100 MHz adjustment.
10. Adjust
AlOA8R41
.2
MHz adjustment for a frequency counter
indication of 0.200
f
0.001 MHz. Refer to Figure 3-79 for the
location of
AlOA8R41
.2
MHz adjustment.
3-l 54 Adjustments
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