EXFO FG-750 User Manual
Page 303
Troubleshooting
Fiber Guardian
289
LED Indicators Description
Communication Green
The LAN is up (on the rear Ethernet port).
Green,
blinking
The LAN is down, but the unit has automatically
switched to 3G.
Yellow
The LAN is down and the 3G network is
down, or there is a problem with the
configuration of the 3G settings (ex.: wrong
APN).
The unit is not equipped with the 3G option.
Measurement
in progress
Green
An OTDR acquisition is underway.
Off
No acquisition is underway.
Measurement
status
---
Not supported; reserved for future use by EXFO.
LED
Status
Meaning and Possible Solution
See also other documents in the category EXFO Measuring instruments:
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