No signal message on the screen.
Symptom
When wrong input mode is selected,
broadcasting channel reception through antenna terminals is unstable or the
operation of external devices (set-top box, DVD, Blue-ray, game console, etc.)
is not normal
How to fix
1. Check input mode.
※ If antenna is connected, select TV mode or current broadcasting mode.
If set-top box is connected, select the input terminal where the set-top box is connected.
e.g.) Component, HDMI, etc.
2. Check the status of antenna connection.
3. Check if reception condition is normal.
- If certain channels do not show up, this may be caused by the unstable reception.
- When it comes to set-top box, check the operation of set-top box.