Greenlee 560XL Instruction Manual page 21

One Test Jumper Method: Connector Loss (cont'd)
4. Disconnect the reference cable end from the optical power meter
and insert the cable to be tested using an appropriate mating
adapter. The optical power meter reads the connector/cable loss in
dB. The example below displays a connector/cable loss of -0.15 dB.
560XL • 570XL • 580XL
Cable/connector
under test
21