Haier L20AV6-A0 user manual Troubleshooting, Used as TV No picture, no sound

Page 22

Troubleshooting

Before arranging for service, firstly know the status and then check simply as follows:

Used as TV

No picture, no sound

Verify if the television is properly plugged.

Verify if the television is properly supplied power.

 

Verify if electricity is available.

 

 

 

Verify if correct signals are input.

Blank screen

Press TV/AV button to change signal input to TV input.

 

Restart the television of power supply is interrupted.

 

Press MUTE button and verify if mute mode is set.

No sound

Switch to other channel and verify if the same problem

 

happens.

 

Press VOL+ button to see if the problem can be solved.

 

 

Poor sound

Verify if sound system is correct. Refer to some chapter

for adjust.

 

 

No picture in some

Verify if correct channel is selected.

Adjust the antenna.

channel

Make adjustments by Fine Tune and Manual Search.

 

 

 

No color for some channel

Verify if the same problem exists in other channels.

Check out of picture and sound systems.

program (black and white)

Refer to relative instructions in the Manual for color

 

adjust.

Spots with some or

Verify if the antenna is correctly connected.

Verify if the antenna is in good condition.

all pictures

Make fine adjustment of channel.

 

Disconnect the television from power supply and, 10

Television out of control

seconds later, connect the television to the power supply.

 

If the problem still exists, contact authorized after-sales

 

service for technical assistance.

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Contents LCD TV Receiver Technic operation Before operationBasic operation OthersPower supply Power connectionSafety Precautions Safety Precautions Preparation for the Remote Control Battery loadingKeys and Ports TV/AVKeys of remote control UserPower on/off Power on/off and menu operationPower on/off Power supply auto-off functionViewing TV Programs How to select programChoose the proper volume you like Screen displayAuto search TuningAfter searching Manual search Manual searchFine tune TV SettingAuto fine Skip If you want to recover the skipped channelSkip Skip thisMultiple picture modes Adjusting the Picture and the SoundHow to select the picture mode Set the parameter of UserSetting the sound How to select the sound modeMultiple sound modes Setting OSD Language Setting functionSetting function Setting OSD positionBlue screen Video advance,reset and source inputReset Source inputPC mode function PC Mode FunctionImage adjustment Connecting additional equipments ConnectionVGA input Troubleshooting Used as TV No picture, no soundSpecifications DK/I/BGV0.1 0090506956A