How come the LED's of the power, Link/ACT, and FDX/COL are on, but my FX LED's are not?
Go to one of your fiber converters, and switch the connectors: Move the connector that was in the transmit side to the receive side, and the other connector that was in the receive side to the transmit side. ...
 
How come I cannot see any light from any of my LED's?
Your TFC-110MSCE/TFC-110MSTE fiber converter is not getting any power. Make sure that your surge protector or your outlet is getting power and double check the connection of the AC/DC adapter to your TFC-110MSCE/MSTE. ...