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2.7 Loopback Test Push Button
The push button is used to perform loopback test between two media converters connected with fiber
cable as shown below:
It allows installer to perform diagnostic to the fiber link during installation and check the test result
displayed on the LED indicators.
The button may also be used to restore the software configuration settings to factory default values.
The operations are:
Operations
Functions
Press the button and release in normal operation
Perform loopback test over fiber cable
Press the button about 5 seconds when power up
Restore all factory default settings