replace VFL ceramic sleeve
The step-by-step illustration of replacing the broken ceramic sleeve of a Visual Fault Locator (VFL)
To avoid damaging the internal ceramic sleeve, turning while plugging in the connector
To avoid accidently turn on during travel, loosing the metal tube to disconnect the battery
xPON power meter
replace the internal connector
replace the ONT, OLT port adapters
component level repair
optical light source, loss test set
replace the internal connector
replace port adapters
some component level repair
fibre testers
battery replacement
some component level repair