Insignia NS-43D420NA20 User Guide - Page 31

Insignia LED TV Troubleshooting Use the following troubleshooting information to solve common problems. Troubleshooting topics include: • Using the HELP menu • Video and audio problems • Remote control problems • General problems • INlink (CEC-compatible) device problems Using the HELP menu The HELP menu provides information about frequently asked questions. 1 Select the HELP menu. 2 Select an option. You can select: • System Info-Displays system information during troubleshooting. If your TV uses open source code, press ENTER to display the open source code information. Video and audio • Learn More-Displays remote control codes and information about connecting a soundbar. • Update Firmware-If your TV is behaving oddly and you have tried all the solutions in the troubleshooting pages, lets you update your TV's firmware. To update the TV firmware, you need a: • Computer with an available USB port • High-speed Internet connection • USB flash drive CAUTIONS: • Make sure that you have tried all other solutions before you upgrade the firmware. • While the firmware is updating, do not turn off your TV. Notes: • Firmware updates may not be available for your model. • If you see a message that says the firmware file is incorrect, make sure that you have downloaded the correct file for your model. • If you see a message that says the update failed or the TV screen is blank and the power LED blinks red then blue, turn your TV off and on, then run the upgrade again. • Customize my TV-If you did not complete the customization part of the Easy Setup wizard the first time you turned on your TV, run the wizard again to customize settings. • TV Speaker Test-Tests your TV's speakers to make sure that they are working correctly. • Reset to Default-Resets all settings (except parental controls) to the factory defaults and runs the Easy Setup wizard. See Turning on your TV for the first time on page 16. PROBLEM SOLUTION Picture does not fill the screen. There are black bars around the picture. • Change the aspect ratio. See the Aspect Ratio option in Adjusting the TV picture on page 23. No picture (screen is not lit) and no sound. • Press on the TV or the remote control. • Make sure that the Audio Only option is set to Off. See Playing TV audio only on page 26. • Make sure that the video cables are connected correctly and securely to your TV. • Adjust the contrast and brightness. See Adjusting the TV picture on page 23. • Make sure that the power cord is plugged into a working outlet. • Press INPUT and make sure that the correct video input source is selected. See Selecting the video input source on page 19. • Try another channel. The station may be experiencing problems. • Make sure that the incoming signal is compatible. • Make sure that the antenna or cable TV is connected correctly and securely. See Connecting a cable or satellite box on page 8 or Connecting an antenna or cable TV (no box) on page 9. • Check the closed caption settings. Some TEXT modes can block the screen. See Using closed captioning on page 29. www.insigniaproducts.com 31