Quick Start Guide
GFK-2851A
Port LEDs — The ECM850 has four Port Indicator LEDs, 1, 2, 3, and
4 that indicate link speed, link connection and link activity
corresponding to the four possible external Ethernet ports.
Blue, ON
Blue, blinking
Green, ON
Green,
blinking
Purple, ON
Purple,
blinking
Green, blink
pattern
OFF
Red, ON
User Features
Link connected, 1000 Mbps
Port active, 1000 Mbps
Link connected, 100 Mbps
Port active, 100 Mbps
Link connected, 10 Mbps
Port active, 10 Mbps
Fatal error. Flashes once between
error codes blinked on the STATUS
LED
The associated Ethernet port is not
connected to an active link
Port 3 and port 4 only. Incompatible
SFP plugged into port.
Chapter 1
Sep 2019
12