NEC 42PD2, 50PD1, 50PD1, 42PD2 user manual Troubleshooting, Symptom Checks Remedy

Page 47

Troubleshooting

If the picture quality is poor or there is some other problem, check the adjustments, operations, etc., before requesting service.

Symptom

 

Checks

 

Remedy

Picture is disturbed.

Is a connected component set directly in front

• Leave some space between the display and the

Remote control unit operates erroneously.

 

or at the side of the display?

 

connected components.

Monitor’s power does not turn on when

Is the monitor’s power cord plugged into a

Plug the monitor’s power cord into a power

the remote controller’s power button is

 

power outlet?

 

outlet.

pressed.

 

 

 

 

 

 

 

Are all the monitor’s indicators off?

Plug the monitor’s power cord into a power

 

 

 

 

 

 

outlet.

 

 

 

 

• Has an ID number been set for the main unit?

• Set an ID number with the ID SELECT button,

 

 

 

 

 

 

or set the ID number to ALL.

 

 

 

 

 

 

 

 

 

• Are the remote controller’s batteries worn out?

• Replace both batteries with new ones.

 

 

 

 

 

 

Monitor does not operate when the re-

Is the remote controller pointed at the monitor,

• Point the remote controller at the monitor’s re-

mote controller’s buttons are pressed.

 

or is there an obstacle between the remote con-

 

mote control sensor when pressing buttons, or

 

 

 

 

troller and the monitor?

 

remove the obstacle.

 

 

 

 

 

 

 

 

 

• Is direct sunlight or strong artificial light shin-

• Eliminate the light by closing curtains, pointing

 

 

 

 

ing on the monitor’s remote control sensor?

 

the light in a different direction, etc.

 

 

 

• You are not within the effective operating

• Use the remote control unit within 30º left and

 

 

 

 

range.(Wireless)

 

right of center (at a diatance of 22ft).

 

 

 

• Incorrect setting of DIP SW (Wireless)

• Set Pin No.2 to ON.

 

 

 

 

When in the EXT.CONTROL mode, the

 

Unplung the remote cable from the monitor.

 

 

 

 

remote control unit will not operate the

 

 

 

 

 

 

 

monitor.

 

 

 

 

 

 

 

The remote cable is piugged into the

 

 

 

 

 

 

 

REMOTE IN terminal (Wireless).

 

 

 

 

 

 

• Is the EXTERNAL CONTROL setting 1 or

• Use the remote control to set the EXTERNAL

 

 

 

 

2?

 

CONTROL to OFF.

 

 

 

 

 

 

 

 

 

• Has an ID number been set for the main unit?

• Set an ID number with the ID SELECT button,

 

 

 

 

 

 

or set the ID number to ALL.

 

 

 

 

 

 

 

 

 

• Are the remote controller's batteries worn out?

• Replace both batteries with new ones.

 

 

 

 

 

 

 

 

• The front panel buttons of the main unit do

• The front panel buttons do not function during

 

 

 

 

not function

 

Control Lock

 

 

 

 

 

 

No Picture is produced.

Is the monitor's power cord plugged into a

Plug the monitor's power cord into a power

 

 

 

 

power outlet?

 

outlet.

 

 

 

Power outlet inactive.

• Be sure wall switch is on and outlet has power.

 

 

 

 

Power of external equipment is not ON.

 

Switch to ON or connect to an active AC outlet.

 

 

 

 

External equipment has been incorrecty

 

Correct all connections.

 

 

 

 

connected.

 

Press correct RGB1, RGB2, RGB3, or VIDEO

 

 

 

 

Incorrect input selection.

 

button.

 

 

 

 

 

Poor picture with VIDEO signal input.

Improper control setting.

• Adjust picture controls as needed.

 

 

 

 

Local interference.

 

Try another location for the monitor.

 

 

 

 

Cable interconnections.

 

Be sure all connections are secure.

 

 

 

 

Input impedance is not correct level.

 

 

 

Poor picture with RGB signal input.

Improper control setting.

• Adjust picture controls as needed.

 

 

 

 

Incorrect 15 PIN connector pin connections.

 

Check pin assignments and connections.

 

 

 

 

 

Tint is poor or colors are weak.

Are the tint and colors properly adjusted?

• Adjust the tint and color.

Nothing appears on screen.

Is the computer's power turned on?

• Turn on the computer's power.

 

 

 

• Is a source connected?

• Connect source to the monitor.

 

 

 

 

 

 

 

 

 

 

• Is the power manager function in the standby

• Operate the computer (move the mouse. etc.)

 

 

 

 

or off mode?

 

 

 

Part of picture is cut off or picture is not

Is the position adjustment appropriate?

Adjust the “RGB ADJ.” properly.

centered.

 

 

 

 

 

Image is too large or too small.

• Is the screen size adjustment appropriate?

Make the adjustment with the wide screen

 

 

 

setting.

 

 

 

 

 

 

Picture is unstable.

Is the computer's resolution setting

• Set to the proper resolution.

 

 

 

 

appropriate?

 

 

 

 

 

 

 

 

POWER/STANDBY indicator is lighted

Horizontal and/or vertical sync signal is not

• Check the input signal.

in orange or yellow.

 

present when the Intelligent Power Manager

 

 

 

 

control is on.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• POWER/STANDBY indicatoris flashing red

• The unit is OFF in the timer operation; this is

 

 

 

 

 

 

not a malfunction.

POWER/STANDBY indicator is blinking

The temperature inside the main unit has be-

• Promptly switch off the power of the main unit

in green.

 

come too high and has activated the protector.

 

and wait until the internal temperature drops.

 

 

 

 

 

 

 

 

In the following case, power off the monitor immediately and contact your dealer or authorized NEC Service Center.

The monitor turns off in 5 seconds after powering on and then the POWER/STANDBY indicater blinks. It indicaters that the power supply circuit or, one more fans have been damaged.

Overheat protector

If the monitor becomes too hot, the overheat protector will be activated and the monitor will be turned off. If this happens., turn off the power to the monitor and unplug the power cord. If the room where the monitor is installed is particularly hot, move monitor to a cooler location, and wait for the monitor to cool for 60 minutes. If the problem persists, contact your NEC dealer for service.

47

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Contents User’s Manual Important Information PrecautionsTo avoid damage and prolong operating life Mises en garde et précautions de sécurité PrécautionsDOC avis de conformation Remarque What is Covered and What is not Covered Limited Warranty Plasma MonitorsContents Pulling Out and Reinserting the Retractable Feet Ventilation Requirements for en- closure mountingIntroduction to the PlasmaSync 42PD2/50PD1 Features you’ll enjoy includeContents of the Package IntroductionConnect the equipment Setup ProcedureRemoving the Terminal Board Cover Attaching the Remote Control HolderHousing the Remote Control in the Remote Control Holder Opening the Terminal Board CoverFront View Part Names and FunctionsRemote Mini jack AC in connectorSide View.... Terminal Board L/R 11 RGB3 DVI 29pinRemote Controller Raster Normal button Remote control transmitterBattery Installation and Replacement Visual Normal buttonOperating Range Using the wired remote control modeDIP Switch Functions and Settings Making the DIP Switch SettingsMode Power Management FunctionPower Management Modes Wiring Diagram InstallationConnections with Equipment that has a Digital Interface Connecting Your PC or Macintosh ComputerConnecting Your VCR DVD or Laser Disc Player Connecting Your Document CameraDaisy-chaining Your monitors When using the Video inputsWhen using the RGB2 Input General Controls PowerAdjustment of the Display OperationAdjustment display of the left/right position Adjustment of the Display DirectAbout to Preset Raster Press Adjustment of the screen display positionAbout to Preset Visual Press Adjustment of the ImageList of Setting Details Adjustment of the DisplayMenu ControlSettings Before Making Adjustments Automatic Storage About to Reset PressPress the Visual Normal button or Raster Normal button Return to the main menu Adjustment of the Image Visual ControlsBrightness Contrast Sharpness Color Tint GAMMA2 Align the cursor with iconAlign the cursor with the desired item Adjustment of Screen Position HorizontalPosition Width Position Height Adjustment of Screen Position VerticalAlign the cursor with Color Temp and set with the / buttons Color Temperature Color TempColor Temp Color Temp High LOW UserGain White Level Bias Black Level Adjustment of the White BalanceOSM H-POS OSM V-POS OSM Angle OSM Display Time Adjustment of the On-screen Display PositionExiting the adjustment OSM H-POS OSM V-POS OSM Angle OSM Display Time Seconds Setting the On-screen Display OFF TimeNormal RGB Mode StillAdjustment of the Clock Frequency/Clock Phase Input Mode 4 X 3 / 16 XClock phase adjustment Fine Picture RGB ModePOL.NEG POL.POS ALL Visual Normal ALL Raster Normal ALL NormalSource Info RGB1 Information Screen Source Info Video Mode NtscWhen RGB input is selected Source RGB1, RGB2, RGB3 When video input is selectedPresent Time SET Timer OFFTimer Screen Direct Daily Weekly SET Timer on Press Proceed for Program MenuProgram Menu Date on OFF Mode Auto Timer ScreenCursor movement Align the cursor with icon 12 on the second Setting Position DriverSetting Position Driver NO.1 Multiple ScreensPress the / buttons and set Other Setting ScreensColor System Align the cursor with icon 13 of the secondBurning reduction function RGB3 ADJ ALL ResetGray Level SET ID no 256 SET noID Selection Screen Symptom Checks Remedy TroubleshootingPlasmaSync 42PD2 Model PX-42VP2A SpecificationsPlasmaSync 50PD1 Model PX-50VP1A Appendix Signal Identification For Raster PresetRGB Connections ApplicationCommunication Format Communication ParametersPage Page Page Page Page Page Page Page Page Cabinet dimensions Unit inchmm