Samsung 4 Series User Manual page 58

Sound Quality
• First of all, please perform the Sound Test to confirm that your TV audio is properly operating. (go to
MENU - Support - Self Diagnosis - Sound Test)
• If the audio is ok, the sound problem may be caused by the source or signal.
There is no sound or the sound is too low at maximum volume.
• Please check the volume of the device (cable box or satellite box, DVD, Blu-ray etc) connected to your TV.
The picture is good but there is no sound.
• Set the Audio out option to TV speakers in the sound menu. (go to MENU
out)
• If you are using an external device, check the device's audio output option (ex. you may need to change
your cable box's or satellite box's audio option to HDMI when you have a HDMI connected to your TV).
• If you are using a DVI to HDMI cable, a separate audio cable is required.
• Reboot the connected device by reconnecting the device's power cable.
The speakers are making an inappropriate noise.
• For aerial or cable connections, check the signal strength. Low signal level may cause sound distortion.
(go to MENU - Support - Self Diagnosis - Signal Information)
No Picture, No Video
The TV will not turn on.
• Make sure the AC power cord is securely plugged in to the wall outlet and the TV.
• Make sure the wall outlet is working.
• Try pressing the POWER (
If the TV turns on, refer to "The remote control does not work".
The TV turns off automatically.
• Ensure the Sleep Timer is set to Off in the Time menu. (go to MENU
• If your PC is connected to the TV, check your PC power settings.
• Make sure the AC power cord is plugged in securely to the wall outlet and the TV.
• Switch off timer turns off the TV if there has been no user input in 240 minutes (default). You can set the
time to up to 240 minutes in increments of 30 minutes. (go to MENU
off timer)
There is no picture/video.
• Check cable connections (remove and reconnect all cables connected to the TV and external devices).
• Set your external device's (cable box or satellite box, DVD, Blu-ray etc) video outputs to match the
connections to the TV input. For example, if an external device's output is HDMI, it should be connected to
an HDMI input on the TV.
• Make sure your connected devices are powered on.
• Be sure to select the TV's correct source by pressing the SOURCE button on the remote control.
• Reboot the connected device by reconnecting the device's power cable.
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) button at the bottom of the TV to make sure the problem is not the remote.
- Sound - Advanced - Audio
- System - Time - Sleep timer)
- Picture - Eco settings - Switch