Smart TV HDMI port not working
4.5
The TV fails to detect any signal from devices plugged into a specific HDMI port.
Symptoms
- "No Signal" on one port
- Flickering image
- Intermittent connection
Possible Causes
- Broken HDMI port
- Faulty cable
- Handshake error
Step-by-Step Fix
1
Try Different Cable
HDMI cables fail often; test with a known working one.
2
Try Different Port
If HDMI 1 is dead, try HDMI 2 to rule out the source device.
3
HDMI Handshake Reset
Unplug both TV and device from power, disconnect HDMI, wait 2 mins, reconnect HDMI, then power on.
When to See a Technician
Physical damage to the HDMI port pins is common if cables are pulled out at an angle.
Rate this Fix
0 / 5(0 ratings)
Comments (0)
No comments yet. Be the first to share!