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23
OLT-301 Series
ORL Zero: Connect one end of the test patch-cord to the OLT port, and at the other end of the patch-cord winding
on a small diameter round bars, while observing the current return loss value displayed, the return loss value in
the winding process will gradually become larger, when the return loss value does not change, press
to
save the current return loss value as the ORL Zero.
ORL Ref (14.7dB): “(14.7dB)” means the current ORL value measured under default ORL zero value and default
ORL reference. Connect the reference patch-cord to OLT port, press
and
to select OK, and press
to save current ORL zero value
。
NOTE
ORL zero value should be reset when changing patch cord or disconnecting/reconnecting patch cord.
3.5.2 ORL-Save Record
Press
and
to [Save] sub-interface, as shown in Figure 3.23.
Figure 3.23
Press
and
to select item: Cable and Fiber, press
to enable digit adjustment, press
to
confirm.
Press
and
to select Save, and press
to save current record.
Summary of Contents for OLT-301 SERIES
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