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EKI-2741F-SX-LX User Manual 22
Chapter 3 Troubleshooting
1. Power Input
Verify that is using the right power cord/adapter (+12~48 V
DC
), please don’t use the
power adaptor with DC output voltage higher than 48V, or it will burn this converter
down.
2. Cable
Select the proper UTP/Fiber cable to construct your network. The single-mode
converter must use single-mode fiber cable. Please check that you are using the right
cable.
3. DIP Switch
Check the configuration DIP-switch. It must be setting in the same operation mode with
the link partner.
4. Diagnosing LED Indicators
The switch can be easily monitored through panel indicators, which describes common
problems user may encounter and where user can find possible solutions, to assist in
identifying.
If the power indicator does not light up when the power cord is plugged in, user may
have a problem with power cord. Then check for loose power connections, power
losses or surges at power outlet. If user still cannot resolve the problem, contact the
local dealer for assistance.
If the Industrial switch LED indicators are normal and the connected cables are correct
but the packets still cannot transmit, please check your system’s Ethernet devices
configuration or status.