Haier L40K30B manual Simple Troubleshooting

Page 24

Simple Troubleshooting

Symptom

Factor

 

 

 

 

 

 

Solution

 

1.Antenna cable connector is loose,

1.Check the antenna cable connector plug whether or

 

cable is damaged.

 

not loose, cable whether or not perfect.

 

2.Channel setting is incorrect.

Snowflake speckle and

2.Refer to channel setting method, resetting again.

3.Antenna cable type is not matching.

sound noise.

4.Direction or position of antenna

3.Check antenna cable type(VHF/UHF)

 

4.Adjust direction or position of antenna cable .

 

cable is incorrect.

 

5.Attempt to use signal amplifier.

 

5.Signal is weak.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TV image is better, but has

TV system setting is incorrect.

Enter to "TV" menu, reset sound system again .

noise.

 

 

 

 

 

 

 

 

No image. No sound.

Power plug is loose, power

1.Check power cord whether or not connect well.

cord don't connect well.

2.Check if "

 

 

" on the front panel is on.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal is exposed to disturb,

Don't use electric blower around machine, adjust

TV image have stripe.

such as car, neon light, electric

antenna cable direction to reduce disturb.

 

blower etc.

 

 

 

 

 

 

 

 

 

1.TV signal is reflected by valley

1.Use high directional antenna cable. Use FINE

 

or building.

TV image have shadow.

TUNING of "TV".

2.Toward direction of antenna

 

2.Adjust toward direction of antenna cable.

 

cable is incorrect.

 

 

 

 

 

 

 

 

No color.

1.Color saturation is too low.

1.Enter "PICTURE" to add up color saturation.

2.Color system is incorrect .

2.Enter "TV" to change color system.

 

 

 

 

 

 

 

 

1.Volume setting is too low.

1.Adjust volume to proper value.

 

2.Press "MUTE" button on remote control to

TV no sound.

2.Sound is muted.

eliminate mute.

 

3.Sound system is incorrect.

 

3.Enter "TV"

 

 

to change sound system.

 

 

 

 

 

 

 

 

 

 

 

 

 

Computer no display,and

 

Check signal cable whether or not loose, fall off,

prompt no signal input,red

Signal cable is loose or fall off.

reconnect

well again.

indicator LED twinkling.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.Receive window of remote

 

 

 

 

 

 

 

Remote control distance is

continue was covered by

1.Remove objects, avoiding cover the receive

objects.

window of remote control.

short, lose control.

2.The battery energy of remote

2.Change battery.

 

 

control is to low.

 

 

 

 

 

 

 

 

 

 

 

 

 

Computer display faintly.

1.Adjustment is incorrect.

1.Use auto-adjustment function.

2.Display mode is incorrect.

2.Use commend mode.

 

 

 

 

 

 

 

Computer display image

 

1.Use auto-adjustment function.

1.Adjustment is incorrect.

2.Enter "GEOMETRY" to adjust horizontal or

excursion, not full screen,

2.Display mode is incorrect.

vertical position.

over screen.

 

3.Use recommended mode.

 

 

 

 

 

 

 

 

 

 

Noise Signals at turning off.

Electrical release at turning off.

It is normal.

 

 

 

 

 

 

 

 

 

 

 

 

 

Exterior influence, for example

 

 

 

 

 

 

 

Can not operate this

lightning, static electricity and so

Press "

 

 

" button to turn off electrical source,

 

 

on, which are possibly to disturb

then press "

 

 

" button to turn on the TV again

 

 

machine.

 

 

the normal operation of this

after 1-2 minutes.

 

 

machine.

 

 

 

 

 

 

 

CAUTION: Don't let your machine display the same picture for a long time, please set up a screen protection procedure. If a high contrast picture remains for along time, this picture will bring a 'leave shadow' in screen. Usually the 'leave shadow' will disappear gradually when you turn off the machine power. However, this trouble can't be repaired, Which isn't in range of warranty.

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Contents Page Table of Contents Characteristic Functions Important Safety Instructions Important Safety Instructions Important Safety Instructions Technical Specifications Technical Specifications for Final ProductTechnical Specifications for TV VGA Display ModePower Management Packing ListingInstallation & Connection Antenna ConnectionPower Connection Computer ConnectionHdmi Digital Port Connection AV1 Video Signal Connection AV2 Video Signal Connection YPbPr/YCbCr Input Connection Position of Control Keys Front Panel Control KeysRemote Control Telecontrol battery installation methodRemote Control Key Instruction Precautions for use of remote controlPower On Signal Source SelectionBasic Operation Instruction StandbyRemote control or the VOL+/VOL- key On the front panel to adjust analog value orState see below table Special AttentionSound OSD Auto Scan Select To enter the submenu of TV. ThenFine Tuning USB signal source operation Select Channels with Numeric KeysSimple Troubleshooting