HP 83522A Service Notes page 67

Adjustments
ADJUSTMENTS
Model 83522A
5-1 7. FREQUENCY ACCURACY (Cont'd)
HEXADECIMAL
I
DEClMAL
0
thru
9
=
0
thru
9
A
=
10
b =
11
C
=
12
d
=
13
E
= 14
F = 15
Figure 5-1 1. A6Sl and A6S2 Frequency Calibration Switch Configuration
MSB LS B
FRONT PANEL DISPLAY
Y
N C 1 8 4 2 1 8 4 2 1
15. Press
m m mEm
,
then
Rr' C ;mr
"l"
.
OPEN (1)
CLOSED (0)
16. Verify that a setting of 50 MHz on 8350A produces a 50 MHz f 5 MHz indication on
the external frequency counter.
17. Press
*
' T
and 2.400 GHz should be displayed.
TO FRONT OF
PLUG-IN
= DEPRESSED SWITCH POSITION
9 8 7 6 5 4 3 2 1 0
:y-=3r5
w4tl#i*
18. Press
SH~'FT
,
then 91. (This selects high end frequency calibration mode.)
19. Adjust RPG control for a reading on the external frequency counter of 2.400
GHz.
! ! ! u o C I ! i !
20. Set A6S2 (Figure 5-10) for the reading displayed in the POWER window.
C
,
21. Press
MSm 'PRESET
,
then
RECALL' 2
.
22. Verify that a setting of 2.400 GHz on 8350A produces an 2.400 GHz f 5 MHz indication
on the external frequency counter.
23. Manually adjust across high band and check for corresponding
external counter r
z.
Check at 100 MHz, 500 MHz, 1.0 GHz, 1.5 GHz,
and 2.0 GHz.