Measurements On The Fiber Under Test - Viavi T-BERD/MTS 2000 User Manual

1 To reference the OTDR light source, on equipment (1)
a Select the OTDR Source icon in Home page
b Press R
c In the LTS result page, press Source Config. > Source Reference >
Jumper Ref..
A popup message appears
d Connect the jumper from the OTDR source to the mainframe power meter,
and then press OK.
The reference measurement is performed automatically.
A popup message appears when it's done: press any key to continue
2 To reference the mainframe power meter, on equipment (2)
a Select the Optical powermeter icon of the mainframe in Home page
b In the LTS result page, press Pow. Reference > Jumper Ref..
A popup message appears
c Connect the jumper from the OTDR port to the mainframe power meter, and
then press OK
The reference is performed automatically.
A popup message appears once done. Press any key to continue
The reference levels are stored into the unit, and have been automatically filled into the
setup.

Measurements on the fiber under test

Once the references have been performed on both units:
1 After loopback reference, disconnect the jumper from the powermeter port on the
T-BERD/MTS or SmartOTDR (1) and the jumper from the Source port on the T-
BERD/MTS or SmartOTDR (2).
After a reference in Side by side mode, disconnect the bulkhead connector and
keep the jumpers connected to the Source and Powermeter ports.
2 Connect the jumpers to the fiber under test using the appropriate method (ex.
keying mechanism for FC/PC types).
3 On MTS / T-BERD or SmartOTDR (1) select Laser On to activate the light
source.
Chapter 6 Power meter and Source options of the OTDR Modules
key
ESULTS
(on the upper part, on the base options line)
User Manual
Performing the insertion loss measurement
77000010208 Rev. 012
, on the OTDR area.
111