NEC LT180 manual Problem Check These Items

Page 57

 

 

 

 

 

 

 

 

 

 

 

 

7. TROUBLESHOOTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Problem

 

 

 

 

 

 

Check These Items

Picture is blurred

• Remove the lens cap.

 

• Adjust the focus. See page E-25.

 

• Reposition the projector to improve its angle to the screen. See pages E-22

 

and E-23.

 

• Ensure that the distance between the projector and screen is within the ad-

 

justment range of the lens. See pages E-11and E-12.

 

• Condensation may form on the lens if the projector is cold, brought into a

 

warm place and is then turned on. Should this happen, let the projector

 

stand until there is no condensation on the lens.

 

 

 

 

 

 

 

 

 

 

 

 

Image is scrolling verti-

• Use the

 

 

 

 

 

 

 

or

 

button on the re-

VIDEO,

S-VIDEO,

COMPUTER

COMPONENT

cally, horizontally or

mote control or the

 

button on the cabinet to select the source you

SOURCE

both

want to input.

 

• Adjust the computer image manually with the Horizontal /Vertical Position.

 

See page E-37.

 

• Connect a source the projector supports. See Compatible Input Signal List

 

on page E-57.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remote control does

• Install new batteries. See page E-8.

not work

• Make sure there are no obstacles between you and the projector.

 

• Stand within 22 feet (7 m) of the projector. See page E-9.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indicator is lit or blink-

• See the Power/Status/Lamp Indicator on page E-48.

ing

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cross color in RGB

• Press the

 

 

 

 

button on the projector cabinet or the remote control.

AUTO ADJ.

mode

See page E-26.

 

• Adjust the computer image manually with the Clock and Phase in “Image” of

 

the menu. See page E-37.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E-50

Image 57
Contents LT180 Precautions Safety CautionsImportant Information DOC Compliance NoticeImportant Safeguards InstallationRF Interference Iii Fire and Shock PrecautionsWhat’s in the Box? Lamp ReplacementTable of Contents Table of Contents Introduction Features you’ll enjoy on the LT180 projectorIntroduction to the Projector Congratulations on Your Purchase of The LT180 ProjectorIntroduction Part Names of the Projector Top Features Terminal Panel Features Part Names of the Remote Control Introduction Remote Control Precautions Battery InstallationOperating Range for Wireless Remote Control Installation and Connections Selecting a Location Setting Up the Screen and the ProjectorThrow Distance and Screen Size Distance ChartRear Projection Applications Making Connections Connecting Your PC or Macintosh ComputerADP-SC1 To connect Scart output RGBTo do so Connecting an External MonitorComponent Audio in OUT Connecting Your DVD PlayerVideo Connecting Your VCR or Laser Disc PlayerConnecting the Supplied Power Cable Cabinet controls Remote control Projecting AN Image Basic OperationTurning on the Projector Cabinet controls Using the cabinet buttons Adjusting the Picture Size and PositionUsing the Remote Control Selecting a SourceUsing the Adjustable Rear Foot Zoom Adjusting the Tilt FootFocus Correcting the Vertical Keystone DistortionTurning Up or Down Volume Adjusting the Image Using Auto AdjustOptimizing an RGB Image Automatically To turn off the projector Turning off the ProjectorAfter Use Turning Off the Image and Sound Convenient FeaturesFreezing a Picture Reducing Video Noise Noise ReductionGetting the Information on Lamp Usage and Projector Usage Using the Menus Using ON-SCREEN MenuFor Adjusting items Slide bar For Selecting items Return key symbol, Radio buttonFor Selecting items Solid triangle List of Menu Items Selecting Wall Color Correction Mode Wall Color AdjustmentMenu Descriptions & Functions PictureImage Normal Cinema Native Selecting Aspect Ratio Aspect RatioSetup Selecting Projector Orientation Orientation AdvancedSelecting Communication Speed Communication Speed Preventing the Unauthorized use of the projector SecurityUsing ON-SCREEN Menu To disable the Security function Enabling Power Management Power Management Enabling Fan Speed Mode Fan ModeSelecting Signal Format Signal Select Disabling the Cabinet Buttons Cabinet ButtonInformation Returning to Factory Default Factory Default ResetCurrent Signal All DataReplacing the Lamp MaintenanceTo replace the lamp PreparationSelect Elect Push here Cleaning the Cabinet and the Lens Power Indicator Indicator Condition Projector Condition TroubleshootingStatus Indicator Lamp IndicatorDoes not turn on Common Problems & SolutionsProblem Check These Items Troubleshooting Specifications Model Number LT180 OpticalElectrical Mechanical Appendix Cabinet DimensionsPin Assignments of Computer in D-Sub RGB Connector Mini D-Sub 15 Pin ConnectorPin No RGB Signal Analog YCbCr Signal PC Control Codes and Cable Connection PC Control Connector Mini DIN-8PPC Control codes Cable ConnectionSignal Compatible Input Signal ListPower Troubleshooting Check ListVideo and Audio OtherSignal cable Installation environmentComputer Video equipmentRepair services Replacement product rental serviceTravelCare Guide Europe North AmericaOceania Asia and Middle East Huamark, Bangkapi, Bangkok 10240, Thailand Company & Name with signature Dear Sir s To NEC or NECs Authorized Service StationService Options Condition of your TravelCare Service ProgramWarranty Exclusions Charges for Warranty Exclusions and Out of Warranty CaseLoan Service Charges and Conditions