Perle Systems C-100-XXXXX - Manual (Page 15)

Fast Ethernet Media Converter – Installation Guide
15
Method 2:
The fiber connection can also be verified by configuring the
remote Media Converter for loopback mode. The LKF LEDs on
both Media Converters should be lit. Data should pass through
the local converter, over the fiber connection to the remote
Media Converter. At the remote Media Converter, the data will
be looped back and passed through the fiber, once again, to
pass through the local converter to the copper link.
Note: If troubleshooting a CM-100, setting the Auto-Config
jumper (J6) to SW will ensure the DIP switches are being read.