HP 8340B Manual page 120

Assembly
Adjusted
or Replaced
A22 Not Assigned
A23 FM Driver
A24 Attenuator
Driver/SRD Bias
A25 ALO Detector
A26 Linear
Modulator
A27 Level Control
A28 SYTM Driver
A29 Reference
Phase Detector
A30 100 MHz VCXO
A31 M/N Phase
Detector
A32 M/N VCO
A33 M/N Output
A34 Reference
-
M/N Mother Board
A35 Rectifier
A36 PLL1 VCO
A37 PLL1 Divider
A38 PLL1 IF
A39 PLL3
Upconverter
A40 PLL2 VCO
A41 PLL2 Phase
Detector
A42 PLL2 Divider
A43 PLL2
Discriminator
HP 8340B/41B
Table 5-3. Adjustment Interdependence Between Assemblies (2 of 3)
Associated Adjustments
That Must Be Made
FM Gain Adjustment
SRO Bias Adjustment
ALC, ADC, Pulse, and External Leveling
Adjustment
Loop Gain, SRD Bias, Integrator Gate
Balance.
Flatness, ALO, and ADO Adjustment
SYTM Tracking and SRD Bias
Adjustment
None
A3001 thru 04
None
A32A2C1, A32A2C5
None
None
+22V Supply
A36L7, A36L8
None
A38L11 thru A38L13.
A39C50, A39L4, L16, L17
PLL2 Adjustments
None
None
PLL2 Adjustments
Procedure
Paragraphs
5-19, steps 1 through 5
5-14 and 5-16, A24 adjustments only.
5-15; 5-17, steps 18 through 23; 5-18.
5-16; 5-18
5-15 and 5-17.
5-14 and 5-16
5-3
5-4
5-1.
5-5, steps 44thru 61.
5-5, steps 62 through 76
5-5 steps 32 through 43
5-5, steps 1 through 31
5-5, steps 1 through 31.
Adjustments 5-7