Setting The Reference In Loopback Mode - Fluke OF-500-10 Technical Reference Handbook

OF-500 OptiFiber Certifying OTDR
Technical Reference Handbook

Setting the Reference in Loopback Mode

1 Turn on the tester and let it warm up for 5 minutes.
2 On the Loss/Length tab in Setup set REMOTE END
SETUP to Loopback.
3 Clean the tester's OUTPUT connector and the
reference test cord connectors.
F
4 Press ; then select Set Loss/Length Reference.
5 Make the connections shown on the SET REFERENCE
screen and in Figure 6-9; then press
6-26
t
.
6 Optional: From the TEST SETUP screen, you can enter
reference test cord lengths to meet TSB-140
reporting requirements:
L
Use to highlight a reference test cord number,
t
press ; then enter a length. Press
are done.
C
7 Press OK to leave the TEST SETUP screen.
W
Caution
Do not disconnect the reference test cords from
the tester after setting the reference. If you do,
you must set the reference again to ensure
valid measurements.
See "About Setting the Reference" on page 6-13 for
more information about referencing.
N
when you