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MC100FX-SC2/30-A User’s Guide
8
DIP Switches
DIP 1 Enables / disables auto-negotiation (RJ-45)
DIP 2 Copper port (RJ-45) duplex mode: full- or
half-duplex
DIP 3 Copper port (RJ-45) data bit rate: 10Mbps or
100Mbps
DIP 4 Fiber port duplex mode: full-duplex or
half-duplex
DIP 5 Enables / disables Link Fault Signaling(LFS)
DIP 6 Enables / disables Local Loop-back (LLB)
DIP 7 Enables / disables Remote Loop-back (RLB)
Loop-back Testing
This Converter features DIP switches for activating local and remote loop-back diagnostic test
functions. Use local loop-back to check if the copper segment is connected properly, and use
remote loop-back to check if the fiber segment is connected properly. Please see the figure below:
Dip Switch 6 ON: enables local loop back function
OFF: disables local loop back function
Dip Switch 7 ON: enables remote loop back function
OFF: disables remote loop back function