Samsung LE46C750R2K User Manual page 58

Other Information
Issues
No Picture, No Video
There is picture/Video.
RF(Cable/Antenna) Connection
The TV is not receiving all channels.
The picture is distorted: macro block error
small block, dots, pixelization
PC Connection
A "Mode Not Supported" message
appears.
"PC" is always shown on the source list,
even if a PC is not connected.
The video is OK but there is no audio.
Network Connection (Depending on Models)
Wireless network connection failed.
Others
The picture will not display in full screen.
The remote control does not work.
The cable/set top box remote control
doesn't turn the TV on or off, or adjust the
volume.
A "Mode Not Supported" message
appears.
There is a plastic smell from the TV.
The TV Signal Information is unavailable
in the Self Diagnostic Test menu.
The TV is tilted to the side.
The channel menu is greyed out.
(unavailable)
Your settings are lost after 30 minutes or
every time the TV is turned off.
You have intermittent loss of audio or
video.
58
English
Solutions and Explanations
• Check cable connections (remove and reconnect all cables connected to the TV and external
devices).
• Set your external devices' (Cable/Set top 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 connect
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
• Make sure the Antenna cable is connected securely.
• Please try Plug & Play (Initial setup) to add available channels to the channel list. Go to MENU -
Setup - Plug & Play (Initial setup) and wait for all available channels to be stored (p. 7).
• Verify the Antenna is positioned correctly.
• Compression of video contents may cause picture distortion, especially with fast moving pictures
such as sports and action movies.
• A low signal can cause picture distortion. This is not a TV issue.
• Set your PC's output resolution and frequency so they match the resolutions supported by the TV (p.
27).
• This is normal; "PC" is always shown on the source list, regardless of whether a PC is connected.
• If you are using a HDMI connection, check the audio output setting on your PC.
• Samsung Wireless USB dongle is required to use a wireless network.
• Make sure the Network Connection is set to
• Make sure the TV is be connected to a wireless IP sharer (router).
• HD channels will have black bars on either side of the screen when displaying up scaled SD (4:3)
contents.
• Black bars on the top and bottom will appear during movies that have aspect ratios different from
your TV.
• Adjust the picture size options on your external device or TV to full screen.
• Replace the remote control batteries with the poles (+/–) in the right direction.
• Clean the sensor's transmission window on the remote.
• Try pointing the remote directly at the TV from 5~6 feet away.
• Programme the Cable/Set top box remote control to operate the TV. Refer to the Cable/Set user
manual for the SAMSUNG TV code.
• Check the supported resolution of the TV, and adjust the external device's output resolution
accordingly. Refer to the resolution settings on page 26 of this manual.
• This smell is normal and will dissipate over time.
• This function is only available with digital channels from an Antenna / RF/Coax connection (p. 25).
• Remove the base stand from the TV and reassemble it.
• The Channel menu is only available when the TV source is selected.
• If the TV is in the Store Demo mode, it will reset audio and picture settings every 30 minutes. Change
the settings from Store Demo mode to Home Use mode in the Plug & Play (Initial setup) procedure.
Press the SOURCE button to select TV mode, and go to MENU → Setup → Plug & Play (Initial
setup) → ENTERE (p. 7).
• Check the cable connections and reconnect them.
• Loss of audio or video can be caused by using overly rigid or thick cables. Make sure the cables are
flexible enough for long term use. If mounting the TV to the wall, we recommend using cables with 90
degree connectors.
SOURCE button on the TV remote.
Wireless (p. 30).