Flicker, Distortion, Ghosting and Low-Gray Problems: A Practical LED Diagnosis
On site, many different symptoms…
August 2026
Read MoreFlicker, Distortion, Ghosting and Low-Gray Problems: A Practical LED Diagnosis
When Only One Row, Column or Cabinet Is Defective: Signal Chain, HUB and Module Logic
The boundary of a local fault is…
A Layered Method for Troubleshooting a Black or “No Signal” LED Screen
“The screen is black” can descri…
One Processor for Three Screens: Independent Video, Resolution and Signal Architecture
“One processor controls three sc…
NovaLCT Port Mapping and Loading: How to Avoid a Half-Blank Screen
When half of an LED screen is bl…
Why the RCFGX Receiving-Card Configuration Matters Before Replacing a Card or Cabinet
An RCFGX file is best understood…
Sending Card, Video Processor and Receiving Card: What Each Device Does
One of the most common communica…
RJ45, Single-Mode Fiber and 10G SFP Modules: Choosing and Troubleshooting the Signal Link
LED signal links are often descr…
