BenQ MP770 user manual Temperature information, Tighten the screw that secures the lamp

Page 59

9.Tighten the screw that secures the lamp.

•Loose screw may cause a bad connection, which could result in malfunction.

•Do not over tighten the screw.

10.Ensure the handle is fully laid flat and locked in place.

11.Replace the lamp cover on the projector.

12.Tighten the screw that secures the lamp cover.

•Loose screw may cause a bad connection, which could result in malfunction.

•Do not over tighten the screw.

13.Restart the projector.

Do not turn the power on with the lamp cover removed.

14.After the startup logo, open the On-Screen Display (OSD) menu. Go to the SYSTEM SETUP: Advanced > Lamp Settings menu. Press ENTER. The Lamp Settings page displays. Highlight Reset Lamp Timer. A warning message displays asking if you want to reset the lamp timer. Highlight Reset and press ENTER. The lamp time will be reset to '0'.

WARNING

Reset Lamp Timer?

Reset Cancel

Do not reset if the lamp is not new or replaced as this could cause damage.

Temperature information

When the Temperature warning light is on, it is warning you of the following possible problems:

1.The internal temperature is too high.

2.The fans are not working.

Turn the projector off and contact qualified service personnel for further help. For more detailed information, please refer to "Indicators" on page 60.

Maintenance 59

Image 59

Contents Welcome Disclaimer CopyrightTable of contents Troubleshooting Specifications Do not look straight at the projector Important safety instructionsRefer servicing to qualified service personnel Future reference Projector lamp is onSafety Instructions Bedding or any other soft surface 10000 Feet Important safety instructionsSafety Instructions Introduction Projector featuresIntroduction Shipping contents Rear side Projector exterior viewFront/upper side Projector Controls and functionsAuto Lamp indicator lightRemote control Mute LED indicator lightPIP ModeRemote control batteries Remote control effective rangeChoosing a location Positioning your projectorSafety instructions for ceiling mounting of the projector Obtaining a preferred projected image size Page 1500 Maximum zoom Minimum zoomScreen Center of lens Projection distance 1219Cable connection Wireless connection optionalConnecting a computer or monitor ConnectionVGA Socket, not the DVI-I socket With a VGA cable With a VGA to DVI-A cableLeast video quality Connecting Video source devicesBest video quality Better video qualityConnecting Audio Connecting a DVI source deviceConnecting a Component Video source device Menus. See Audio Settings on page 50 for details To connect the projector to an S-Video source device Connecting an S-Video source deviceConnecting a composite Video source device Operation OperationStart up Up , Right, Down, Left respectively Utilizing the password functionSetting a password If you forget the passwordDisabling the password function Entering the password recall procedureChanging the password Adjusting the projection angle Switching input signalAdjusting the projected image Correcting keystone Auto-adjusting the imageFine-tuning the image size and clarity Searching for details on the projected imageYou are satisfied with the shape Control. Go to the Display Keystone menuSelecting the aspect ratio Optimizing the image Selecting an application modeSetting the User 1/User 2 mode Go to the Picture Application Mode menuSelecting a color temperature Fine-tuning the image quality in user modesAdjusting brightness Adjusting contrastHiding the image Other adjustmentsOperating in a high altitude environment PIP Picture In Picture operation Creating your own startup screen Remote paging operationsFreezing the image Message will disappear Personalizing the projector menu displayShutting down the projector PressVideo source Cinema/Movie Menu operationMenu system PC source BrightestAdvanced Information ResolutionBasic Use Left/ Right to select the Display menu Using the menusDisplay menu Picture menu Network Source menuAuto Source DetectionSystem setup Basic menu System setup Advanced menu Source Mode ResolutionLamp Timer Information menuCare of the projector MaintenanceClean the Air Filter To clean the filterCheck the Air Filter Replacing the filter spongeCalculation of lamp hour Lamp informationOut of Lamp Usage Time Replacing the lampPage Restart the projector Temperature informationTighten the screw that secures the lamp Illustration IndicatorsStand-by mode Powering upLight Status & Description Power Temp Lamp Thermal events No picture TroubleshootingRemote control does not work Projector does not turn onRemote mouse function does not work Projector specifications SpecificationsSupported timing for Video and S-Video inputs Timing chartSupported timing for PC including DVI-I input Supported timing for Component-YPbPrinputMm W x 94 mm H x 238 mm D 291 Unit mm Specifications DimensionsLimited warranty WarrantyMIC statement Regulation statementsFCC statement EEC statement

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