TriBrer EPN70, User Manual, Page: 13 / 22

Threshold & Calibration
Threshold
REF/
dBm/dB
F/P
mode
ReCall
Save
Enter
>2S PERM
1490nm 1550nm
OLT Video CO
1310nm
ONT
The followings will cause the test result differenct:
1.Different standard
2.Not standard accessories.(Lab level 0 dB adapter, 0 dB
patch cord)
3.Dirty of connector
4.More than 1 year no calibration
User can do easy calibration as the following steps:
Press the "TH" key to the calibration menu as the picture.
1.Press the "SEL" key to move the cursor.
2.Press the " " key to increase the value
3.Press the " " key to decrease the value
4.Press again the "TH" key to save and exit.
Please note the adjustable range of each wavelength is
from -5.0 to +5.0, if the difference is out of the range, we
suggest user send back to manufacturer to do completely
calibration.
.
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