Troubleshooting
General
∙Ensure power is supplied to the Media Converter – use of the supplied power adapter is highly recommended.
∙Ensure that the Media Converter Module and
∙Ensure both devices on either end of the fiber are compatible. If using a simplex fiber connection, ensure that you have both an Upstream (U) and Downstream
(D) Media Converter.
∙Ensure all cabling is of the correct type and is in good working order.
∙For duplex fiber connections, ensure the RX and TX has been reversed between the two Media Converters.
No connectivity
Refer to the media converter guide that came with your SMI Media Converter.
Loopback Mode
The fiber connection can also be verified by configuring the SMI Media Converter for loopback mode. Refer to the Media converter guide that came with your SMI Media Converter for DIP switch setup.
MCR-MGT “PWR” LED is OFF
Ensure that the management module is inserted into the chassis correctly. See Adding or Removing Modules.
Ensure that the MCR Chassis is connected to an external power source.