Turn on more accessible mode
Turn off more accessible mode
CONTACT
SUPPORT
GLOBAL
≡ MENU
Sports
Out of Home Advertising
Business & Community
Transportation & Government
Our Products
Advertising Displays
Digit & Price Displays
Digital Billboards
ITS Dynamic Message Signs
Message Displays
Scoreboards
Software & Controllers
Sound Systems
Video Displays
View All Products
Services
Creative Services
Daktronics Sports Marketing
Design Build Services
Financing
Project Management
Our Company
About Daktronics
Employment
Investor
Partners
Pay Online
Project Gallery
Reliability Lab
Video Gallery
News Releases
Support
Knowledge Base
Manuals & Guides
Training
Videos
MySupport
Page Content
No communication through EBRs, Network Connection shows cable unplugged; Failed POE
Potential Symptoms
No communication or intermittent communication to display from computer.
Good connection to display via the quick connect and at the controller, but not at the power over Ethernet DC injector (POE / DCI).
When connected to the DCI, the network connection may bounce from "connected" to "network cable unplugged"; status does not change with new CAT5 cable; the local host (127.0.0.1) responds to ping.
Environment
Product Family:
Message Displays
Product:
Galaxy, AF-3500, AF-3550, AF-3700, GS6, GC6, GT6
Electronic Message Center (EMC) or Board (EMB), Marquee, Readerboard
Component:
POE Injector, EBR radios
Control System:
Cause
Data port on DCI/POE is bad.
Resolution
Replace failed DCI/POE injector
KB ID: DD2906292
Fill out my
online form
.
DISCLAIMER
: Use of this content may void the equipment warranty, please read this
DISCLAIMER
prior to performing any service of the equipment.
Additional
Resources
Manuals & Guides
Training Materials
Back to Support