BenQ mx618st, ms616st 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.

	Attempting to turn the projector on again	Wait until the cooling down process has
	during the cooling process.	completed.

	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 battery is out of power.	Replace the battery with new ones.
There is an obstacle between the remote	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 22 for details.
		procedure" on page 22 for details.

52 Troubleshooting

Image 52

Contents MS616ST/MX618ST Table of contents Important safety instructions Safety InstructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Projector features IntroductionShipping contents Projector exterior view Front/upper side Rear/lower sideControls and functions ProjectorRemote control Remote control effective range Replacing the remote control batteriesPositioning your projector Choosing a locationFront Table Front CeilingProjection dimensions Obtaining a preferred projected image sizeScreen size Distance from screen mm Diagonal Min LengthConnection ConnectionConnecting video source devices Connecting audioTerminal name Terminal appearance BestOperation Starting up the projectorAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image size and clarityCorrecting keystone Using the menus Below is the overview of the OSD menuUsing a security cable lock Utilizing the password functionSetting a password If you forget the passwordChanging the password Entering the password recall procedureDisabling 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 menuAdjusting Brilliant Color Fine-tuning the image quality in user modesSelecting a Color Temperature 3D Color Management Setting the presentation timer To cancel the timer, perform the following stepsSelection Description Top-Left Bottom-Left Top-Right Bottom-RightRemote paging operations Freezing the imageTo activate the High Altitude Mode Hiding the imageLocking control keys Operating in a high altitude environmentAdjusting the sound Adjusting the sound levelTurning off the Power On/Off Ring Tone Muting the soundUsing the test pattern Using the teaching templates To select Blackboard or WhiteboardPresenting from a USB Reader Direct power off Shutting down the projectorMenu system Menu operationMain menu Sub-menu Options Basic Advanced Description of each menu Picture Mode TemperatureSave Settings Display menu Picture menu Function Description 3D SyncSystem Setup Basic menu Function Description Quick Auto TimerSettings SearchSplash ScreenAuto Blank QuickReset All ClosedCaption StandbyMaintenance Care of the projectorGetting to know the lamp hour Lamp informationExtending lamp life Timing of replacing the lamp Status MessageReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Light Status & Description Power events IndicatorsLamp events Troubleshooting Specifications Projector specificationsDimensions Ceiling mount installationSupported timing for PC input Timing chartKHz Supported timing for Hdmi Hdcp input Supported timing for Video and S-Video inputs Supported timing for Component-YPbPrinputTiming Warranty and Copyright information Limited warrantyCopyright Disclaimer