How to Fix Display Switching When Using Roku Ultra
When your Roku streaming player along with other devices like a cable box or Blu-ray player are connected via HDMI with CEC enabled, it is possible that communication between the devices becomes unstable. Should this happen, your TV may get confused and switch to a different device when you try and control your Roku streaming player with your Roku remote. This guide will provide some troubleshooting steps that may resolve this issue.
Consumer Electronics Control (CEC) is a feature of the HDMI standard that allows your HDMI-connected devices to work better together. By exchanging information such as the current volume, which device is providing audio and video, and which remote-control buttons are pressed, devices can often be controlled over HDMI with a single remote control.
CEC is known by several manufacturer-specific trade names. Below is a list of common trade names used for HDMI-CEC:
- AOC: E-link
- Hitachi: HDMI-CEC
- LG: SimpLink
- Mitsubishi: NetCommand for HDMI or Realink for HDMI
- Onkyo: RIHD (Remote Interactive over HDMI)
- Panasonic: HDAVI Control, EZ-Sync or VIERA Link
- Philips: EasyLink
- Pioneer: Kuro Link
- Runco International: RuncoLink
- Samsung: Anynet+
- Sharp: Aquos Link
- Sony: BRAVIA Link or BRAVIA Sync
- Toshiba: CE-Link or Regza Link
- Vizio: CEC
2 Check HDMI Cable
- Check the HDMI cable ends and device ports and remove any foreign objects.
- Check for cable damage. If it is damaged then it should be replaced.
- Securely and firmly reconnect the HDMI cable between your devices.
- Try plugging the HDMI cable ends into a different port on each device if possible.
- Try using a different high-speed HDMI cable. Some cables are higher quality than others, a low-quality cable may impact your sound and video signal.