Dell P2723QE 27" 4K UHD USB Type-C Hub Monitor - Manual (Page 23)

About your monitor │ 23
RJ45 Connector LED Status:
Right LED
Left LED
LED Color Description
Right LED Amber or Green Speed indicator:
• Amber On - 1000 Mbps
• Green On - 100 Mbps
• Off - 10 Mbps
Left LED Green Link / Activity indicator:
• Blinking - Activity on the port.
• Green On - Link is being established.
• Off - Link is not established.
NOTE: RJ45 cable is non in-box standard accessory.