Author: Site Editor Publish Time: 2019-07-16 Origin: Site
01. The serial cable or USB cable is not connected to the sending card.
02. Computer COM or USB port is bad
03. Serial cable or USB cable is bad
04. Sending card is bad
05. No USB driver installed
Six Emerging LED Display Trends from China’s 13th Five Year Plan
The 27th Summer Universiade in Kazan Impresses People with 3650 Square Meter LED Mesh Displays
Osram Multi Chipled Provides High Quality Glasses Free 3D LED Displays
Aoto Electronics LED Display Gross Profits Soar with World Cup Kick Off
LG Electronics Showcases LED Display Products at Digital Signage Expo 2014
Sharp Releases Large-Format LED Displays for Indoor Digital Signage
LED Pixel Display Creates Immersive Experience at Olympic Opening Ceremony
Arrow Signs Cooperates with Vantage LED on LED Display Project