DTX-MFM2/GFM2/SFM2 Fiber Modules
Users Manual
30
Autotest in Loopback Mode (cont.)
WCaution
If you disconnected the reference test cord from
the tester’s output port, you must set the reference
again to ensure valid measurements.
5 Clean the connectors on the cabling to be tested; then
connect to the cabling. The tester shows connections for
the test method you selected. Figure 12 shows
connections for Method B.
6 Turn the rotary switch to AUTOTEST. Verify that the
media type is set to Fiber. Press J Change Media to
change it if necessary.
7 Press P.
8 If bi-directional testing is enabled, the tester prompts
you to switch the fibers halfway through the test.
Switch the fibers at the adapters (not at the tester’s
ports).
9 To save the results, press
N, select or create a fiber ID;
then press N again.
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