Fluke FIBER ONESHOT PRO User Manual page 11


When you press
troubleshooter looks for an optical signal on the fiber. If
there is a singlemode signal stronger than approximately 
-29 dBm on the fiber, ACTIVE LINE blinks and the
troubleshooter will not do a test.
If ACTIVE LINE blinks, immediately disconnect the
troubleshooter from the fiber. Optical power levels
more than +7 dBm can cause damage to the detector
in the troubleshooter.

When the low battery symbol shows, replace the batteries
soon. See page 4.

The digits show the fiber length in feet, kilofeet, meters,
or kilometers.

sec : Shows when you look at the setting for the backlight
timer. The setting is in seconds.

dB: Shows when you look at the setting for the reflection
limit. The setting is in decibels.

dB: Shows when the display shows the reflectance of an
incident on the fiber. The measurement is in decibels.
: Shows when the display shows the power loss of an
incident on the fiber. The measurement is in decibels.

RL: Result loss. See page 23.

 MORE : Shows when the troubleshooter finds more
than one incident. Press
numbers show the number of the incident and the total
number of incidents. The troubleshooter shows up to 9
incidents. If there are more than 9 incidents on the fiber,
the last

SAVED: Shows after a test. The troubleshooter
automatically saves the test results.

TESTING: Shows as the troubleshooter does a test.

, CheckActive
W

blinks when you look at the ninth incident.
shows and the
™
Caution
 
to see more incidents. The
Display Features
7