NEC LCD2335WXM, L234GC manual Symptom Point to check

Page 33

Troubleshooting continued

Symptoms(continued)

Symptom

Point to check

 

 

The temperature of the display panel surface is

The LCD display panel works by lighting phosphors. In some cases, this

warm.

may cause the temperature of the panel surface to increase. Please note

 

that this is not a malfunction.

 

 

Points that do not light, points with brightness

High-precision technology is used to manufacture the LCD display panel,

different from that of the periphery, points with

However over the life of the LCD panel, a few pixel elements may fail.

color different from that of the periphery, etc.

This is not to be considered a defect in the panel.

 

 

Coarse horizontal stripes appear in FULL display.

Adjusting the Clock Phase will reduce the horizontal stripes. (RGB input)

 

 

 

The screen flickers in the form of horizontal lines

If the frequency from the computer is below 85Hz, try a higher frequency

oscillating up and down.

(to a maximum limit of 85Hz). There may be a slight attenuation of the

(PC INPUT MODE only)

current image.

 

 

The top surface of the monitor heats up.

When used for long periods of time, the top surface of the monitor may

 

heat up. This is not a malfunction.

 

 

Text characters are displayed with varying

The thickness of characters and lines may vary when images with a

thickness.

vertical resolution greater than 720 lines are displayed; however this is

 

not a malfunction.

 

 

The display does not seem bright enough.

The ambient temperature of the monitor may be low. Ambient temperatures

less than about 15° degrees, may cause lower luminance.

 

 

The panel protection circuit automatically lowers the luminance, and is

 

not a malfunction. The luminance will be restored when power is turned

 

on for a while.

 

 

The display does not seem bright enough. (RGB

The setup-frequency setting in RGB input may be set to PC mode. When set

input)

to PC mode, the luminance is lowered by about 10% than when set as Movie

 

mode. This is not a malfunction. If you do not mind flicker on the display,

 

please switch to Movie mode.

 

 

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Contents LCD2335WXMTM Index Canadian Department of Communications Compliance Statement Important InformationSafety Precautions, Maintenance & Recom- mended Use Cleaning the LCD PanelCleaning the Cabinet Contents Main Unit Component Names and FunctionsFront view of main body Rear view of main bodyOpen the battery cover Remote ControlInstalling the batteries Close the battery coverSource Remote ControlViewing Angle Adjustment Installation InstructionsDetaching Main Body From Its Stand Interface for Arm ApplicationsPrecautions when connecting the antenna Connecting to a Antenna / CableWhen both VHF and UHF antennas are combined VHF300-Ohm antenna / UHF antennaConnecting to a Video Components TerminalSub Remarks Prevention of Screen Burn Connecting to a PCPower Operation Lamp Turning Power On and OffPower lamp Operating InstructionsVolume Adjustment Selecting AV InputsAudio Mute Picture Parameters Selected Setup hint CharactersPC Parameters Audio SettingChannel Setting Auto Program settingFine Tune setting Channel Edit setting There are 4 selections Aspect mode Select 43 and 169 aspect modePanoramic CinemaPicture-in-Picture Selected Setup hintSelecting PIP size Picture in PictureSource PIP Large PIP Position Small Medium PBPMain Setting Up PIP through On Screen Main MenuSelect PIP size Select PIP SourcePICTUREIN Picture Change PIP PositionMulti PIP Mono and SAP 2nd Audio program sound program Other FunctionsStereo sound Stereo and SAP 2nd Audio program sound programMpaa Rating Parental ControlsMotion Picture Ratings Chart Mpaa RatingTV PG Rating TV Parental Guide Ratings Chart General Setting TEX1---TEXT2 Captions MenuBOX ShadowFeatures Nopicture TroubleshootingCheck Contrast and brightness Settings Check to see that the signal cable is properly ConnectedAdjust them for higher contrast and brightness Phase next. RGB inputSymptom Point to check Symptom Possible reason Remedy SymptomsReferences NEC-MitsubishiMonitorCustomerService&SupportPC Input SpecificationsLimited Warranty TCO’99 TCO’99 DeclarationoftheManufacturer NEC LCD2335WXM
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