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Trouble
Trouble handling
PWR light is off
z
Check the whether the power connector is
plugged in
z
Check the swicth button is ON
EPON optical port
LINK light is off
z
Check is the time of the power connection
exceeds 20 seconds
z
Check if it has been connected to ONU
z
Check if the joint of fiber matched the
optical module interface
z
Check if the loss of optical fiber is
exaggerated and if the sensibility of receive
optical power is less than that of the optical
receive
The rate of data
packet loss is too
high
Check if the touchment of the optical joint is
OK
Table 5 Touble handling of OLT equipment
Appendix C Product application
