Operation Manual

Chapter 7: Use the OTDR
OTDR Results
173
 When the cursor is on an event, this area shows the event
type. The text is green if the event passed, red if the event
failed, or black is there is no limit for measurements. The
event type does not show after you tap MARK to use the
measurement cursor.
 Tap to see help for this screen.
 Tap SETTINGS to see the settings the tester used for the OTDR
test. The tester saves the settings with the result.
 Tap or to move the cursor to another event.
 The wavelength the tester used for the test. If the tester used
more than one wavelength, tap or to see the other
wavelength. Possibly, some events show only at one
wavelength. You can select wavelengths on the TEST SETUP
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.
 The distance scale shows the distance along the fiber.
 Markers for the end of the launch cord and the beginning of
the tail cord are orange, dashed lines.
 PASS: All measurements were within the limits.
FAIL: One or more measurements exceeded its limit.
To zoom in and out, use the pinch, reverse-pinch, and double-
tap gestures on the touchscreen. You can also use the zoom
controls to change the magnification on the distance and
decibels scales independently. See Figure 3 on page 17.