VIZIO VW37L HDTV20A User Manual
4.2 Troubleshooting Guide
If the TV fails or the performance changes dramatically, check the display in accordance with the following instructions. Remember to check the peripherals to pinpoint the source of the failure. If the display still fails to perform as expected, contact the VIZIO for assistance by calling
Problem
No power.
No sound.
If the screen is black.
Power is ON but no screen image.
Wrong or abnormal colors appear.
Control buttons do not work.
Remote Control does not work.
There appears to be image quality issues.
You cannot see a picture.
You see a distorted picture or hear unusual sound.
The picture has abnormal patterns.
The display image does not cover the entire screen.
Solution
Make sure the power button is ON (White VIZIO Logo).
Make sure AC power cord is securely connected to the AC socket.
Plug another electrical device (like a radio) to the power outlet to verify that the outlet is supplying the proper voltage.
Check your audio connection
Press MUTE on the remote control, so that mute symbol disappears from the screen Check your audio settings, your TV audio may be set to SAP, min or speakers off Press the Volume + (Up) key on your remote control
Make sure that headphones are not connected
Check your input connections.
Make sure the video cable supplied with the TV is secured to the correct video output port on the back of the VCR and the TV. Make any cable you have attached to the TV is secured to the correct output your
Adjust brightness and contrast. Check Source settings.
If any colors (red, green, or blue) are missing, check the video cable to make sure it is securely connected.
Press only one button at a time.
Make sure batteries are inserted correctly
Batteries could be weak.
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 will always be noticeably inferior to HD because your digital flat panel TV has video that is many times better than old TV’s and so you can see interference and deficiencies you did not know you had.
Make sure that the power cord is plugged into a grounded electrical outlet. Make sure that the power button is turned on.
Make sure that the selected input source is connected to a working input source.
If your TV is connected to your computer in RGB or HDMI mode, press any key on your keyboard to “wake” your computer.
You may be getting interference from electrical appliances, cars, motorcycles, or fluorescent lights. If you have not mounted it on the wall, try moving your TV to another location to see if this is the cause of the problem.
Make sure that the input source cable is attached securely and correctly to the back of your TV.
Make sure that the video input source is within the range of your TV. Compare the video input source’s specifications with your TV specifications.
If you are using RGB mode, make sure that H Size and V Position in the On Screen Display (OSD) are set correctly.
Version 11/19/2007 | 64 |
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