190 Series III
Service Manual
22
To test the Input B trigger sensitivity:
1. Connect the Test Tool to the 5502A. See
.
Figure 7. 5502A Scope Output to Test Tool Input B
2. Reset the Test Tool to select the Test Tool setup.
3. Press
B
to turn Input B on.
4. Press
T
and use
1
to select
Input B
as trigger source.
5. Use
j
and
k
to change the sensitivity range to select manual sensitivity ranging, and lock
the Input B sensitivity range on
2 V/div
.
6. Repeat step
to step
same as for the Input A trigger test.
When you are finished, set the 5502A to Standby.
NORMAL
SCOPE
FLUKE 5502A CALIBRATOR
PM9091
A
D
C
B
USE 50
:
TERMINATION
A
B
METER
PM9091
2 CHAN. + METER
4 CHANNELS
50
:
(PM9585 or TRM50)
For 190-502 and -504
use only TRM50!
50
:
(PM9585 or TRM50)