BenQ SP920P user manual Troubleshooting

Page 51

Troubleshooting

The projector does not turn on.

Cause	Remedy
	Plug the power cord into the AC inlet on the projector, and
There is no power from the power cable.	plug the power cord into the power outlet. If the power
	outlet has a switch, make sure that it is switched on.
Attempting to turn the projector on again during	Wait until the cooling down process has completed.
the cooling process.

No picture

	Cause	Remedy
	The video source is not turned on or connected	Turn the video source on and check that the signal cable
	correctly.	is connected correctly.
	The projector is not correctly connected to the	Check the connection.
	input signal device.	Check the connection.
	input signal device.
	The input signal has not been correctly selected.	Select the correct input signal with the SOURCE key on
		the projector or remote control.
	The lens cover is still closed.	Open the lens cover.

Blurred image

Cause	Remedy
The projection lens is not correctly focused.	Adjust the focus of the lens using the focus ring.
The projector and the screen are not aligned	Adjust the projection angle and direction as well as the
properly.	height of the projector if necessary.
The lens cover is still closed.	Open the lens cover.

Remote control does not work

Cause	Remedy
The batteries are out of power.	Replace the batteries with new ones.
There is an obstacle between the remote control	Remove the obstacle.
and the projector.
You are too far away from the projector.	Stand within 8 meters (26 feet) of the projector.

The password is incorrect

	Cause	Remedy
	You do not remember the password.	Please see "Entering the password recall procedure" on
	You do not remember the password.	page 26 for details.
		page 26 for details.

English

Troubleshooting 51

Image 51

Contents SP920P Digital Projector WelcomeTable of contents 3000 m 10000 feet Important safety instructionsWith all windows rolled up Cigarette smoke may contaminate opticalImportant safety instructions Ceiling mounting the projector Introduction Projector featuresShipping contents RGB signal output socket Projector exterior viewFront/upper side Rear/lower side Projector Controls and functionsMute ModeOperating the projector from the front Remote control effective rangeMaking the remote control a wired control Operating the Laser pointerChoosing a location Positioning your projectorObtaining a preferred projected image size Select your screen size Zoom Projection dimensionsTo connect the projector to a notebook or desktop computer Connecting a computer or monitorConnecting a computer ConnectionConnecting a monitor To connect the projector to a monitorWith a VGA cable With a VGA to DVI-A cable Better video quality Connecting Video source devicesConnecting Audio Best video qualityTo connect the projector to a Hdmi source device Connecting a Hdmi source deviceTo connect the projector to a DVI-D source device Connecting a DVI-D source deviceWith a Component Video to VGA D-Sub adaptor cable Connecting a Component Video source deviceTo connect the projector to a Component Video source device With a Component Video cableTo connect the projector to an S-Video/Video source device Connecting an S-Video or a composite Video source deviceStarting up the projector OperationSecuring the projector Using the On-Screen Display OSD menusUsing a security cable lock Use / to highlight the System Setup Basic menuTo leave the OSD menu, press MENU/EXIT Utilizing the password functionSetting a password If you forget the passwordConfirm the new password by re-entering the new password Entering the password recall procedureChanging the password Disabling the password functionChanging Color Space Switching input signalFine-tuning the image size and clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Magnifying and searching for detailsAbout the aspect ratio Selecting the aspect ratioOptimizing the image Using Wall ColorSelecting a picture mode PC input signals D-Sub/Comp. analog RGB and DVI-D DVI-DFine-tuning the image quality in user modes Adjusting Brilliant Color Selecting a color temperature3D Color Management Follow these steps to utilize this function Setting the presentation timerRepeat steps 3 to 6 for other color adjustments Press MENU/EXIT to exit and save the settingsUsing the OSD menu To cancel the timer, perform the following stepsHow to use the Timer ON/SHOW key? Using the remote controlFreezing the image Utilizing FAQ functionPossible solutions To exit the OSD menu, press MENU/EXIT Hiding the imageOperating in a high altitude environment Press / or go to the System Setup Basic Panel Key LockTo activate the High Altitude Mode Locking control keysCreating your own startup screen Adjusting the soundAdjusting the sound level Turning off the Power on/off ring tonePersonalizing the On-Screen Display OSD menus Setting the lamp modeShutting down the projector On-Screen Display OSD Menus Menu structureMain menu Sub-menu Options Advanced Setup BasicDescription of each menu Sleep Timer Presentation TimerAuto Power Off Blank TimerFAQ-Image Installation Lamp SettingsSecurity Settings Reset All SettingsMaintenance Care of the projectorLamp information Timing of replacing the lamp Setting Lamp Mode as Dual-ReliableSetting Auto Power Off Extending lamp lifeScrewdriver Remove the lamp cover from the projector Replacing the lampWay into the projector Resetting the corresponding lamp timerGo to the System Setup Advanced Lamp Settings menu Restart the projectorIndicators Troubleshooting Specifications Projector specificationsDimensions Supported timing for Video and S-Video inputs Timing chartSupported timing for Analog RGB input Supported timing for Component-YPbPrinputFrequency kHz Frequency Hz MHz ResolutionHorizontal Vertical Pixel Frequency Mode Supported timing for DVI-D and Hdmi Hdcp inputRegulation statements Other informationEnglish