Sound Quality; No Picture, No Video - Samsung 4 SERIES User Manual

There is a dotted line on the edge of the screen.
If the picture size is set to Screen Fit, change it to 16:9.
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Change cable/satellite box resolution.
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The picture is black and white.
If you are using an AV composite input, connect the video cable (yellow) to the Green jack of component input 1 on the
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TV.
When changing channels, the picture freezes or is distorted or delayed.
If connected with a cable box, please try to reset the cable box. Reconnect the AC cord and wait until the cable box
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reboots. It may take up to 20 minutes.
Set the output resolution of the cable box to 1080i or 720p.
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Sound Quality

First of all, please perform the Sound Test to confirm that your TV audio is properly operating. (go to MENU - Support -
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Self Diagnosis - Sound Test)
If the audio is ok, the sound problem may be caused by the source or signal.
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There is no sound or the sound is too low at maximum volume.
Please check the volume of the device (Cable/Sat Box, DVD, Blu-ray etc) connected to your TV.
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The picture is good but there is no sound.
Set the Speaker Select option to TV Speaker in the sound menu.
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If you are using an external device, make sure the audio cables are connected to the correct audio input jacks on the TV.
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If you are using an external device, check the device's audio output option (ex. you may need to change your cable box's
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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.
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Reboot the connected device by reconnecting the device's power cable.
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The speakers are making an inappropriate noise.
Check the cable connections. Make sure a video cable is not connected to an audio input.
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For aerial or cable connections, check the signal strength. Low signal level may cause sound distortion.
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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 button on the TV to make sure the problem is not the remote. If the TV turns on, refer to "The
remote control does not work" below.
The TV turns off automatically.
- Ensure the Sleep Timer is set to Off in the Time 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.
- No Signal Power Off turns off the TV if no signal has been received by the TV for a specified period time. Auto Power Off
turns off the TV if there has been no user input in four hours.
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English - 13
2016-07-11 11:15:00