9145 Ethernet Network Interface Device User’s Manual
x
6 Maintenance ........................................................................................ 37
6.1 General Maintenance ...................................................................................... 37
6.2 Check Optical Power Levels ........................................................................... 37
6.2.1 Measuring Transmitter Output Power ................................................................... 37
6.2.2 Measuring Receiver Input Power .......................................................................... 38
6.2.3 Calculating Fiber Link Attenuation ......................................................................... 39
