Grundig LXW 102-8625 REF manual Maintenance and Service, Trouble shooting

Page 54

Maintenance and Service

Trouble shooting

In case a problem occurs with your LCD TV, please take the following steps first.

If you still have the problem, turn the power off and contact your dealer or an authorized service center.

Screen related Matters

Problem

Action

The screen does not appear.

Is the power plug pulled out? Insert the power plug. Turn the main

 

power button on and press the power button of the remote controller.

The screen appears too

This problem occurs for a brief time in the process of

slowly after the power is turned on.

image elimination processing in order to hide temporary screen noise

 

that occurs when the power is turned on. But if the screen does not

 

come after 1 minute has passed, contact your dealer or an

 

authorized service center.

Screen is too bright or too dark.

Perform brightness adjustment or Contrast adjustment. (Please refer

 

to page 29)

Screen is too large or too small.

Adjust the screen size. (Please refer to page 34)

 

 

Stripes appear on the screen

Stop using wireless telephones, hair driers and electric drills.

and it shakes.

 

Simultaneous Screen

Check that LCD TV and external equipment are connected.

Check the inputs of simultaneous screen by pressing sub-screen

does not appear.

 

selection.

 

 

The screen does not move.

Press the STILL button. (Please refer to page 38) Check if the Pause

 

button is pressed on external equipment.

Computer Input Screen is abnormal.

Perform manual fine adjustment (Please refer to page 21).

 

 

Automatic Turn On does not work.

Automatic Turn On function works only when turning the LCD TV off

 

with the remote controller or Standby button.

The screen shows snow or black patt-

The problem only occurs with DVI input when an abnormal signal is

erns and then reverts to a clear picture.

issued during an authorization process for a High-bandwidth Digital

 

Content Protection (HDCP) compatible device. While it may vary

 

depending on the actual device, the screen reverts to normal within a

 

short time (5-7 seconds).

 

 

The screen flickers in multi-screen

The problem occurs when both main and sub screens are supplied with

mode (PIP/PBP).

interlaced signals. Whilst an internal de-interlacer should remove any

 

trembling that occurs with interlaced signal input, either of the screens

 

can still tremble when both screens are input with interlaced signals,

 

because there is only one de-interlacer available.

 

 

Sound related Matters

 

 

Problem

Action

 

Screen appears, Voice is not heard

1. Press the "Mute"button. (page 25)

 

 

2. Increase the sound by pressing volume adjustment button.

 

 

3. Check if voice terminal of external input is connected properly.

 

 

4. Check if speaker cables are connected properly.

 

 

5. If it is on PIP mode, convert audio of main screen and sub screen by

 

 

pressing S.SELECT.

 

 

6. Select and check the other input.

 

 

If the sound still does not work and the other channels are the same after

 

 

you have done as the above, contact your dealer or an authorized

 

 

service center.

 

 

7. Check if the headphone jack gets pluged in.

 

 

8. Check if the speaker on/off selection at "On" in sound mode.

 

 

 

 

 

Lots of noise (static) occurs.

When connecting a Set-Top-Box, check that it is on stereo broadcasting. If it

 

 

is, the TV program may not be available or the reception may be bad.

 

 

Check the audio source with another player. If that source is good, contact

 

 

your dealer or an Authorized service center.

 

 

 

 

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Contents Page Contents External adjustment Maintenance and ServiceApplication Safety Precautions Power SupplyInstallation Doing so may result in fire or explosionUse and Maintenance Important Safety Instructions Important safeguards for you and your new productRisk of Electric Shock do not Open What is LCD TV? User Guidance InformationNames of each part Front ViewAccessories Controls and FunctionsInstallation Precautions Mounting on a WallInstalling an Antenna For an Apartment or Condo ComplexRemote Controller Functions of remote control buttonsPrecautions How to use remote controllerConnecting to the Scart terminal Connecting to the composite terminalConnecting to the S-Video terminal VCR ConnectionsConnecting to S-Video terminal Cable TV ConnectionsViewing Cable TV Using Camcorder/Game Console Camcorder/Game Console ConnectionsConnecting to the component terminal DVD ConnectionsPlaying the DVD Connecting to the D-SUB or DVI terminal DTV ConnectionsViewing DTV How to Use as PC PC ConnectionsAudio Out Connections Headphone ConnectionsHow connect a external equipment Power on/ off Powering the LCD TVInitial Settings Using the menuWatching TV Using the Menu Selecting TV/External InputTo Set Location TV System StandardSetting Channels To set or erase a channelChanging Picture Settings Custom Picture AdjustmentChanging Sound Settings Custom Standard Music Movie SpeechCustom Sound Adjustment Sound OutputSelecting the Menu Language Setting Blue Background Setting Digital Noise ReductionApplication Changing Screen SizeChanging the Screen Size for WSS Signal Input Manual StoreSorting Program Editing Program Name Adjusting Unclear Screen To view the still pictureViewing Picture in Picture TV/External InputChanging the Screen Size Selecting Position Main Screen/Sub Screen SwapSelecting Sub Screen Sound Auto Volume Level Stereo SettingsResetting LCD TV Settings Setting Time Automatic Power On/Off Clock time must be setTo have the TV turn off after you fall a sleep Teletext Basic FunctionExternal adjustment Set ID Special features Type of connector D-Sub 9-pin maleRS-232C configurations Command List RS232C Communication ProtocolTramsmission / Receiving Protocol List Input Source Volume Mute w Sharpness h Pip Sound Set e Maintenance and Service Trouble shootingTrouble shooting Tips Component Mode Y, Cb Pb, Cr Pr Supported Display ModesMemo Maintenance and Service Maintenance and Service 90-X-4000AP-L01-GRD-00

LXW 102-8625 REF specifications

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