What does the indicator light on the fiber optic receiver represent?
the corresponding LAN1~4 lights; if the plug in the device and the LAN lamp is not lit, need to check the cable is intact; LAN flashing lights, have been with the normal communication equipment;
LAN1~4: 4 LAN corresponding to hub behind the mouth, namely when the jack cable, and equipment normal connection
this time to check whether cable interruption or pigtail connection issues);
Optical signal lights, "out" EPON connection (normal optical normal); "a second light, a second off EPON connectionless (optical path is not normal
