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I
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Screen
Annotation
Figure 2-4 shows an example of the annotation that may appear on a cable
TV analyzer screen. The screen annotation is referenced by numbers and is
listed in
Table
2-2. The function key column indicates which front-panel key
or softkey activates the function related to the screen annotation. Refer to
Chapter 6 for more information on a
speciEc
function key.
ST.4RT
FI
?EO
STOP
FREO
I
I
I
I
OF
FST
100.0
MHz
SPAN
200.0
MHz
RES
BW
1
MHz
VJW
15
300
kHz
\
SWP
20,me'B
1
1
Figure 2-4. Screen Annotation
2-13
In Figure 2-4, item 21 refers to the trigger and sweep modes of the cable TV
analyzer. The Erst letter
(‘IF”)
indicates the cable TV analyzer is in free-run