HP 8340B Manual page 265

5-12.
MARKER/BANDCROSS, A57
Reference
Performance Test: None
Service Section:
Controller
Description
This procedure adjusts the manual sweep for
a
range of
0
to
10 Volts and sets the end of
sweep
at 10
Volts.
DIGITAL VOLTMETER OUT
A57TP5
GROUND TO
A5BTP8
RQNO
^
Figure 5-34.
Marker Band Crossing Test Setup
Equipment
Digital Voltmeter
...............................................
HP 3456A
Procedure
MANUAL SWEEP GAIN
1.
Place the
DUT
in the test position and connect the test
equipment as shown
in Figure 5-34. Allow
one-half hour for warmup.
2.
Set the DUT as follows:
a.
Press
[INSTR PRESET]
b.
Press
[START] then enter [4] [GHz]
c.
Press
[STOP] then enter [5]
[GHz]
d.
Press
[MANUAL] Sweep.
e.
Press
[SHIFT] [GHz] [1] [3] [Hz], [SHIFT] [MHz] [2] [Hz],
and
[SHIFT] [kHz] [1] [0] [0] [0]
[Hz]. (This
writes decimal 1,000 to
10
address 13, R2.)
3. Adjust
A57R33 (MAN GAIN,
Figure 5-35) for
10.0000 ±0.0005
Vdc
at
A57TP5
as indicated on the
DVM.
HP 8340B/41B
Adjustments 5-65