Vizio SV421XVT User Manual page 67

VlZIOSV421XVT & SV471XVT U serManual
the room or close to a window.
• For best image quality, view HD wide-screen programs where possible.
• If HD content is not available view "Standard Definition" from a digital source.
• Standard, analog TV wilt always be noticeably inferior to HD because your digital
fiat panel TV has video that is many times better than old TV so you will see
interference and deficiencies you did not know you had.
You cannot see a picture. • Make sure the power button is ON (VIZIO logo glows white).
• Make sure AC power cord is securely connected to the AC socket.
• Press the INPUT button on the remote control to select a different input source.
• Press the TV button on the top of the remote to return to the TV mode.
• Check the connections of external devices that may be connected to the HDTV.
• If your HDTV is connected to a computer, press any button on your keyboard to
"wake" your computer.
• If you are using an antenna, the signal strength of the channel may be tow. Make
sure your antenna is connected securely to the TV and move the antenna around
the room or close to a window.
You see a distorted picture or • You may be getting interference from electrical appliances, cars, motorcycles, or
hear unusual sound, fluorescent lights. If you have not mounted it on the walt, try moving your HDTV to
another location to see if this is the cause of the problem.
The picture has abnormal • Check the connections of external devices that may be connected to the HDTV.
patterns. • Make sure the specifications of external devices meet the specifications of your
HDTV (i.e. resolution).
• If you are using an antenna, the signal strength of the channel may be tow. Make
sure your antenna is connected securely to the TV and move the antenna around
the room or close to a window.
The display image does not • If you are in RGB mode (Computer), make sure that H-Size and V-Position in the
cover the entire screen. On Screen Display (OSD) are set correctly.
• If you are using TV, AVl, AV2 or Component with 480i input, press WIDE button
on the remote control to scroll through various screen modes.
You can see a picture but you • Press Volume + (Up) on the remote control.
cannot hear sound.
• Press MUTE on the remote control to make sure that MUTE is not ON.
• Check your audio settings. The audio may be set to SAP, or the speakers are set
to off.
• Check the audio connections of external devices that may be connected to the
HDTV.
The TV has pixels (dots) that • Your HDTV is manufactured using an extremely high level of precision technology,
are always dark or colored, however, sometimes some pixels of your HDTV may not display. Pixel defects
within industry specifications are inherent to this type of product and do not
constitute a defective product.
You see "noise" or "trash" on • When your HDTV's digital capabilities exceed a digital broadcast signal, the signal
the screen, is up-converted (increased) to match your TV's display capabilities. Up-converting
can cause noise or trash.
• If you are using an antenna, the signal strength of the channel may be tow. Make
sure your antenna is connected securely to the TV and move the antenna around
the room or close to a window.
You switch to a different input • The TV remembers the volume level from the last time you adjusted it. If the
and the volume changes, sound level is higher or lower from another source, then the volume will change.
You switch to a different input • The TV remembers the viewing mode from the last time you used a particular input
Version 4/16/2009 67
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