Fluke OF-500-01 OptiFiber, Technical Reference Handbook, Page: 194 / 278

OF-500 OptiFiber Certifying OTDR
Technical Reference Handbook
7-42
Using FindFiber in Loopback Mode
Use FindFiber in Loopback mode to quickly check the
continuity of reference test cords, launch fibers, and fiber
spools. Figure 7-16 shows the equipment needed for using
FindFiber in Loopback mode.
1 On the Loss/Length tab in Setup, select Loopback
mode.
2 Clean the tester's OUTPUT connector and the reference
test cord connectors; then connect the tester's OUTPUT
fiber to one end of the fiber path, as shown in Figure
7-17.
3 Press
F
, select FindFiber; then press
T
.
4 Try various connections with the INPUT fiber. The Link
Status shows LOOPBACK for both fibers when the path
is complete.
Figure 7-16. Equipment for Using FindFiber in Loopback Mode
ajt49f.eps
A
Tester with OFTM-5612B or OFTM-5732 module. Match
connector adapter to the connectors in the link.
B
Spare battery pack (optional)
C
AC adapter with line cord (optional)
D
Duplex reference test cord. Match the fiber to be tested.
One connector must be SC. For the others match the
connectors in the link.
E
Two adapters of the appropriate type
F
Fiber cleaning supplies