BenQ LX60ST, LW61ST user manual Troubleshooting

Page 52

Troubleshooting

The projector does not turn on.

	Cause	Remedy

		Plug the power cord into the AC power jack on
	There is no power from the power cord.	the projector, and plug the power cord into the
	There is no power from the power cord.	power outlet. If the power outlet has a switch,
		power outlet. If the power outlet has a switch,
		make sure that it is switched on.

	No picture

	Cause	Remedy
	The video source is not turned on or	Turn the video source on and check that the signal
	connected correctly.	cable is connected correctly.

	The projector is not correctly connected	Check the connection.
	to the input signal device.	Check the connection.
	to the input signal device.

	The input signal has not been correctly	Select the correct input signal with the SOURCE
	selected.	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		Adjust the focus of the lens using the focus ring.
focused.		Adjust the focus of the lens using the focus ring.
focused.

The projector and the screen are not		Adjust the projection angle and direction as well
aligned properly.		as the 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	Remove the obstacle.
	control and the projector.	Remove the obstacle.
	control 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
	You do not remember the password.	procedure" on page 25 for details.
		procedure" on page 25 for details.

52 Troubleshooting

Image 52

Contents LX60ST/LW61ST Table of contents Important safety instructions Safety Instructions3000 m Feet This apparatus must be earthed Ceiling mounting the projector Projector features IntroductionShipping contents Front/upper side Projector exterior viewRear/lower side Controls and functions Remote control Network Setting Enters network setting directly TestSource selection buttons COMPUTER-1, COMPUTER-2 Keystone/Arrow buttons / Up DownVOLUME+/VOLUME- Adjusts the sound level Mute Operating the Laser pointerMIC/VOL + Numeric buttonsReplacing the remote control batteries Remote control effective rangeOperating the projector from Front Rear Positioning your projector Choosing a locationFront Table Front CeilingProjection dimensions Obtaining a preferred projected image sizeLW61ST Connection ConnectionConnecting audio Connecting video source devicesPlaying sound through the projector About the microphone input DeviceOperation Starting up the projectorAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image clarityCorrecting keystone Using the menus HighlightUsing a security cable lock Utilizing the password functionSetting a password Highlight Change Security Settings and press MODE/ENTEREntering the password recall procedure If you forget the passwordChanging the password Disabling the password function Switching input signal Changing Color SpaceMagnifying and searching for details Selecting the aspect ratioAbout the aspect ratio Using Wall Color Selecting a picture modeSetting the User 1/User 2 mode Go to the Picture Picture Mode menuFine-tuning the image quality in user modes Adjusting Brilliant Color3D Color Management Selection Description Setting the presentation timerTop-Left Bottom-Left Top-Right Bottom-Right To cancel the timer, perform the following steps Remote paging operationsFreezing the image Hiding the imageTo activate the High Altitude Mode Using the remote controlLocking control keys Operating in a high altitude environmentAdjusting the sound Adjusting the sound levelAdjusting the microphone volume Turning off the Power On/Off Ring ToneWhen viewing thumbnails Presenting from a USB ReaderSupported image formats To view your pictures as a slide show, follow these stepsDirect power off SettingPress Power or OFF a second time. The Power indicator light Shutting down the projectorMenu operation Menu systemMain menu Sub-menu Options BasicAdvanced Wired LAN Subnet Mask Default GatewayIP Address DNS ServerDescription of each menu Picture Mode TemperatureManagement Save Settings Display menu Picture menu Function Description TeachingSystem Setup Basic Function Description Quick Auto TimerSettings SearchAdjustments ReceiverPanel Key LockSystem Setup Advanced menu Function Description Baud RateTest Pattern ClosedReset All NetworkCurrent SystemMaintenance Care of the projectorSetting Light Source Mode Selection as Economic Light source informationGetting to know the light source hour Extending light source lifeReplacing the light source Timing of replacing the light sourceStatus Message Light Status & Description Power events IndicatorsThermal events Troubleshooting Specifications Projector specificationsWall mount installation DimensionsMinimum installation requirements Wxga Minimum Ceiling Height mm = f + H + b + 60 + 274+ c Ceiling mount screwTiming chart Supported timing for PC inputSupported timing for Hdmi Hdcp input KHzSupported timing for Video and S-Video inputs Supported timing for Component-YPbPrinputTiming Warranty and Copyright information Limited warrantyCopyright Disclaimer