VIAVI T-BERD/MTS-4000: How to change modules
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Learn how to add a module to a VIAVI T-BERD/MTS-4000 OTDR. All you need is a flathead screwdriver or a coin!
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0:48
Learn how to add a module to a VIAVI T-BERD/MTS-4000 OTDR. All you need is a flathead screwdriver or a coin!