Operation Manual

Chapter 7: Use the OTDR
The FaultMap Test
179
 : An event that has a reflectance larger than -35 dB. It is
possibly a connector that is dirty, poorly polished, scratched,
cracked, misaligned, unseated, worn, or the wrong type.
: The arrow icon shows when there are more events that do
not show on the screen. To see the events, tap the icon or scroll
the screen.
 When more than one button shows at the bottom of the
screen, the tester highlights one in yellow to recommend
which one to tap. See “Buttons to Do Tests and Save Results”
on page 18.
 If the window is blue, the reflectance of the event is smaller
than -35 dB. If the window is orange, the reflectance is larger
than -35 dB.
To see the window for another event, tap another icon on the
fiber.
 Fiber Length: The length of the fiber. This includes the lengths
of the launch and tail cords, if you used them.