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Chapter 5 Launching a reflectometry test and displaying results
Results display
Common
functions
Display of events
on the trace
46
Fig. 24
Example of results trace with OTDR Expert
–
On the upper right side, the alarm icon is displayed (if some alarm
thresholds are defined in the pre loaded configuration file).
Table 7
Alarms display
Fail
Indicates that at least one result exceeds the alarm thresh-
olds defined in the configuration file used for acquisition
Results are displayed in red in table.
Valid Indicates that all the results lie within the thresholds (no
result is in red or yellow).
Results are displayed in green in the table.
Each event detected is referenced under the trace by a serial number.
The reflectometry trace is displayed with a dotted vertical line set on the
start of launch cable
S
ETUP
in the
menu)
The trace can also be displayed with a dotted vertical line on the end of
fiber
.
is displayed on trace if the Receive Cable Start param-
The icon
eter has been defined in the Setup menu.
The results of the measurements of attenuation, reflectance and slope
can be marked on the trace.
The reflectance of a ghost event is displayed in brackets on the trace.
User Manual
770000102/08
(if the Launch Cable End parameter is defined
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