BenQ MS524/MS514H/MX525/MW526/TW526 user manual Troubleshooting

Page 51

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 23 for details.
		procedure" on page 23 for details.

Troubleshooting 51

Image 51

Contents MS524/MS514H/MX525/MW526 TW526 Digital Projector Table of contents Safety Instructions Important safety instructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Introduction Projector featuresShipping contents Front/upper side Rear/lower side Projector exterior viewControls and functions Remote control Replacing the remote control batteries Remote control effective rangeFront Ceiling Positioning your projectorChoosing a location Front TableProjection dimensions Obtaining a preferred projected image sizeMS524/MS514H/MX525 MW526/TW526 Screen size Projection distance mm DiagonalAverage Connection ConnectionBest Connecting video source devicesConnecting audio Terminal name Terminal appearanceStarting up the projector OperationFine-tuning the image size and clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Below is the overview of the OSD menu Using the menusIf you forget the password Using a security cable lockUtilizing the password function Setting a passwordEntering the password recall procedure Changing the passwordDisabling the password function Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsMS524/ MW526/ MS514H/ TW526 MX525 About the aspect ratioGo to the Picture Picture Mode menu Using Wall ColorSelecting a picture mode Setting the User 1/User 2 modeFine-tuning the image quality in user modes Adjusting Brilliant ColorSelecting a Color Temperature 3D Color Management Setting a preferred color temperatureSetting the presentation timer Resetting current or all picture modesSelection Description Top-Left Bottom-Left Top-Right Bottom-Right To cancel the timer, perform the following stepsRemote paging operations Freezing the imageOperating in a high altitude environment To activate the High Altitude ModeHiding the image Locking control keysTurning off the Power On/Off Ring Tone Adjusting the soundUsing the test pattern Adjusting the sound levelTo select Blackboard or Whiteboard Using the teaching templatesShutting down the projector Direct power offMenu operation Menu systemMain menu Sub-menu Options Basic Advanced Description of each menu Save 3D Settings Apply 3D SettingsTeaching Template Description Fine Tuning 3D Color Picture menu Source menu Function Description Picture ModeTemperature Color TemperatureSettings System Setup Basic menu Function Description PresentationTimer InstallationScreen LockBackground Color SplashCaption System Setup Advanced menu Function DescriptionReset All ClosedCurrent SystemStatus Care of the projector MaintenanceLamp information Getting to know the lamp hourExtending lamp life Status Message Timing of replacing the lampReplacing the lamp Resetting the lamp timerThermal events IndicatorsLight Status & Description Power events Lamp eventsTroubleshooting Projector specifications SpecificationsCeiling mount installation DimensionsTiming chart Supported timing for PC inputKHz MAC21 Supported timing for Hdmi Hdcp inputSupported timing for Component-YPbPrinput TimingMHz Ntsc Supported timing for Video and S-Video inputsDisclaimer Warranty and Copyright informationLimited warranty Copyright