Agilent Technologies 8564EC Service Manual page 104

Procedure
1. Press
power cord. Remove the spectrum analyzer cover and fold down the
A15 RF and A14 frequency control assemblies. Prop up the A14
frequency control assembly. Reconnect the line power cord and press
LINE
illustrated in
2. Press
follows:
3. Set the 3456A controls as follows:
Sampling Oscillator Adjustment
1. Connect the negative DVM test lead to A15J200 pin 6. Connect the
positive DVM lead to A15J200 pin 13.
2. Adjust A15C210 VCO RANGE for a DVM reading of 5.05 V ±0.05 V.
Figure 3-12 A15J200 Pin Locations
Chapter 3
to turn the spectrum analyzer off and disconnect the line
LINE
to turn the spectrum analyzer on. Connect the equipment as
Figure 3-11 on page
on the spectrum analyzer and set the controls as
PRESET
Center frequency ................................................ 2126 MHz
Span .............................................................................. 0 Hz
Function ............................................................. DC VOLTS
Range .......................................................... 10V, MANUAL
Manual Adjustment Procedures
4. Sampling Oscillator Adjustment
126.
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