1 independent optical transceivers and HD63C03YF datasheet and three switches do not match data is a major cause dropped packets. Symptom: a residential user can not access on-demand video on demand page. Failure Analysis: field test client computer Ping gateways, packet loss seriously, to BAN-port switch, and HD63C03YF price and community room light switch test, substitution phenomenon is still exist, but the community room of the optical transceiver through five lines directly connected with the computer display properly. Initially speculated that the possibility of failure: a loop exists within the cell network; community room or room light on hair associated receiver equipment failure; community room to connect the optical transceiver and HD63C03YF suppliers and the switch has five line connector crimp problem; community room three ...