Viavi MP-60 Parts list manual

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MP-60 and MP-80 USB Optical Power Meter
Measuring Absolute Power on the T-BERD/MTS-2000
The following procedure outlines how to use the VIAVI T-BERD/MTS-2000 equipped with an MP-60
or MP-80 external USB Optical Power Meter.
Equipment Requirements:
•T-BERD/MTS-2000 with Fiber Optics Software
Release V18.0
or greater
•MP-60 or MP-80 USB Optical Power Meter
•Fiber optic cleaning and inspection tools
•Patch Cable with connectors matching the
Power Meter and fiber under test
•Optical Coupler to connect Patch Cable to the
Fiber under Test
Figure 1: Equipment Requirements
The following information is required to complete the test:
•Type of Fiber (Multimode or Single Mode)
•Type of Connectors (SC UPC, SC APC, LC, etc.)
•Wavelength of signal(s) to measure
Figure 2: MP-60/MP-80 USB Power Meter

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Product specifications and descriptions in this
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Connect to Fiber Under Test (FUT):
The MP-60/80 may be connected to the Fiber under test via an optical patch panel (OPP) or an
optical coupler. All fibers and connectors should be inspected and clean prior to connection:
1. Insert the MP-60 or MP-80 into a USB port on the top of the T-BERD/MTS-2000.
2. If the interface to the Fiber Under Test is a patch cable, connect the patch cable to an optical
coupler with the same connector type.
3. Insert the Jumper Cable into MP-60 or MP-80 optical power meter.
4. Connect the Jumper Cable to the coupler or the OPP leading to the light source.
Figure 3: Connecting the Power Meter to an OPP or Coupler
Launch Test:
1. Press the power button to turn on the
test set.
2. Tap the USB Powermeter icon in the Home
Screen to access the LTS (Loss Test Set) Screen.
Figure 4: Home Screen
Measure Absolute Power:
1. Tap the Wavelength soft key set the
wavelength.
2. Tap the Display Units soft key to set units to
dBm.
3. View the power level in the Power Meter on
USB display in the center of the screen.
Figure 5: LTS Screen