Forum Discussion

Stewart1's avatar
Stewart1
Copper Contributor
Feb 28, 2026

False monitor disconnects after screen turns off

A friend has a Beelink U59 computer running Window 11 Pro, fully updated including drivers. It is connected to a Hisense Fire TV model 43QD65NF running Fire OS 7.7.1.1 (latest), used only as a monito...
configuration
device management
Hassanui's avatar
Hassanui
Brass Contributor
Mar 03, 2026

Possible Causes

  1. The monitor’s "no signal" detection might be triggering repeated connect/disconnect signals.
  2. Windows might be polling the display status and causing the system to detect fluctuations.
  3. System or driver issues related to graphics or HDMI detection.
  4. Power management settings that cause the display to disconnect or reset periodically.