Samsung Q9FN Series TV
8 fault codes documented
Cable or satellite box remote doesn't control TV — Power or volume issues
Your cable box or satellite box remote control is unable to turn the Samsung TV on or off, or adjust its volume.
Cable/Satellite remote not controlling TV - Power or volume not working
Your cable box or satellite box remote control is unable to turn the Samsung TV on or off, or adjust its volume. This typically means the remote needs to be programmed for TV operation.
TV won't turn on — Power indicator is off or solid red
The TV is not powering on. The power indicator light at the bottom of the TV may not be lit, or it may be glowing a solid red, indicating it is in standby mode but not responding to turn-on commands.
No picture, sound, or 'Weak or No Signal' - External device or channel issue
The TV displays no content, distorted picture/sound, or a 'Weak or No Signal' message from an external device. Alternatively, the TV might not be able to find any broadcast channels.
Remote control not working — TV power indicator doesn't blink
The TV is not responding to commands from its remote control. When you press the Power button on the remote, the power indicator at the bottom of the TV does not blink.
Remote control does not work - No response or power indicator doesn't blink
The TV does not respond to commands from the remote control. The power indicator at the bottom of the TV may not blink when the remote's Power button is pressed.
TV won't turn on - No power, solid red LED (no change)
The television does not respond when attempting to turn it on, indicating a potential power supply issue or remote control problem. The power indicator at the bottom of the TV should be glowing solid red if the power cord is correctly plugged in.
Weak or No Signal / No picture or sound — Input issue or channel problem
The TV is displaying a 'Weak or No Signal' message, or there is no picture, video, or sound, or it appears distorted when connected to an external device. This can also happen when trying to find TV channels.