HP 83522A Service Notes page 52

Model 83522A
Table 5-1. Adjustable Components (2 of 3)
Adjustments
*
Reference
Designation
A5R36
A5R38
A5R40
A5R41
A5 R42
A5 R43
A5 R44
A5R48
A5R50
A5R75
A6R11
A6R21
A6R25
A6R30
A6R45
A6S1
A6S2
A7R5
A7R6
A7R7
Adjustment
Paragraph
5-2 1
5-2 1
5-2 1
5-2 1
5-2 1
5-2 1
5-2 1
5-2 1
5-25
5-26
5-1 5
5-16
5-15
5-15
None
5-17
5- 17
5-27
5-27
5-27
Adjustment
Name
BP 2
BP 3
BP 4
SL1
SL 2
SL 3
SL 4
SLP
PWSP
HI
G (gain)
-lOV
ZRO (zero)
OFS (offset)
SP (Switch Point)
OFFSET
GAIN
50M
1 O M
1M
Description
Breakpoint that works with SL2 (slope 2) for ALC
flatness.
Breakpoint that works with SL3 (slope 3) for ALC
flatness.
Breakpoint that works with SL4 (slope 4) for ALC
flatness.
Slope adjustment for best ALC flatness.
Slope adjustment for best ALC flatness.
Slope adjustment for best ALC flatness.
Slope adjustment for best ALC flatness.
Sets overall slope of internal leveling ALC.
Sets range for power sweep.
Works in conjunction with C14 to set frequency
response flatness of ALC.
Fine adjustment of tuning voltage from the
scaling DAC.
Sets
-
10 Volt reference.
Adjusts for gain and offset inaccuracies between
+20 Volt frequency reference from U11 and
summing amplifier U16.
Fine adjustment of drive voltage from offset
DAC.
Sets the point where the frequency switches
during a band crossing (not used in 83522A).
Sets low end of band frequency accuracy.
Sets high end of band frequency accuracy.
Sets 50 MHz marker pulse width.
Sets 10 MHz marker pulse width.
Sets 1 MHz marker pulse width.