Hisense Group LCD2004US user manual Troubleshooting, Problem Solution

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Appendix

Troubleshooting

Before calling a service technician, please check the following table for a possible cause of the problem and some solutions.

Problem

Solution

 

 

 

 

TV will not turn on

Make sure the

power cord is plugged in, then press POWER.

The remote control batteries may be dead. Replace the batteries.

 

 

 

No picture, no sound

Check the antenna/cable connections.

 

 

No sound, picture OK

The sound may be muted. Press VOL+.

The station may have broadcast difficulties. Try another channel.

 

 

 

Poor sound, picture OK

The station may have broadcast difficulties. Try another channel

 

 

Poor picture, sound OK

Check the antenna connections.

The station may have broadcast difficulties. Try another channel.

 

Adjust the picture from the menu.

 

 

Poor reception of broadcast channels

The station may have broadcast difficulties. Try another channel.

Check the antenna connections.

 

If you are using a VCR, make sure the SOURCE button is set correctly.

 

 

Multiple images

The station may have broadcast difficulties. Try another channel.

Use a highly directional outdoor antenna.

 

 

Poor colour or no color

The station may have broadcast difficulties. Try another channel.

Adjust the TINT and COLOR in the menu.

 

 

 

 

Check to see if the SOURCE mode is properly set.

The remote control does not operate

There may be an obstruction between the remote control and the

remote control sensor.

 

 

The remote control batteries may be dead. Replace the batteries.

 

 

 

NOTICE:

Although the LCD screen is made with high-precision technology and has effective pixels of 99% or more, black dots may appear or bright points of light (red, blue or green) may appear constantly on the LCD screen. This is a structural property of the LCD panel and is not a malfunction.

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Contents English Contents Heed ALL Warnings Important safety instructionsS3126A Connection Remote controlSignal source selection Switching on/offPicture adjustment Audio adjustmentLearning about your new TV Selecting a location for the TV Connecting your TVConnecting to an Aerial / Cable antenna Connecting to a Personal Computer or NotebookConnecting to a cable converter box Preparation for using your new TVPreparing the remote control for use Using the remote controlSelecting the signal source Connecting PowerShortcut keys operation ON/OFF StandbySwitching between two channels Adjusting volumeSetting the child lock Setting the sleep timerSelecting the sound mode Selecting the picture modeUsing CCD Closed Captioning Using Parental Control V-Chip TechnologyUsing the Picture Parameters menu Using the Audio Settings menuMenu operation Using the General Settings menu Using the Geometry menuTimer GeometryChip Menu Parental Control Password changeAbout TV PG Rating TV Reception Mode Using the Search menuSkip Auto SearchCleaning and care AppendixImportant notice Problem Solution TroubleshootingInches TFT LCD Specifications