TREND NETWORKS FiberTEK IV Guía De Referencia Rápida página 10

3 JUMPER | NORMAL MODE (MODIFIED 2 JUMPER)
The 3 Jumper method is preferred when hybrid test cords are required
to interface with the cable under test. It is essentially the 2 Jumper
method with a 3rd Jumper added after the reference is set to simulate the
measurement loss of the 1 Jumper method.
EN
Orange test cord connected during
Set Reference
10
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Fibre
connector
Blue line: Fibre under test
Grey line: Test cord that is not included in
the autotest measurement
Grey dot: Connectors that are not
included in the autotest measurement
Green dot: Connectors that are included
in the autotest measurement
N1/N2: Fibre number when testing two
fibres
164818