BenQ MX701 user manual Troubleshooting

Page 56
Troubleshooting

Troubleshooting

Manual background 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

the projector, and plug the power cord into the

cord.

power outlet. If the power outlet has a switch,

 

make sure that it is switched on.

Attempting to turn the projector on

Wait until the cooling down process has

again 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

connected correctly.

signal cable is connected correctly.

The projector is not correctly

Check the connection.

connected to the input signal device.

 

The input signal has not been

Select the correct input signal with the

SOURCE key on the projector or remote

correctly selected.

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

focused.

ring.

The projector and the screen are not

Adjust the projection angle and direction as

aligned properly.

well 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 a new one.

There is an obstacle between the

Remove the obstacle.

remote control and the projector.

 

You are too far away from the

Stand within 8 meters (26 feet) of the

projector.

projector.

The password is incorrect

 

 

 

Cause

Remedy

You do not remember the password.

Please see "Entering the password recall

procedure" on page 23 for details.

 

56 Troubleshooting

Image 56
Contents Welcome Important safety Warranty and CopyrightMaintenance TroubleshootingImportant safety instructions Safety InstructionsSafety Instructions Continued following environments Ceiling mounting the projector Projector features IntroductionOptional accessories Shipping contentsStandard accessories Rear/lower side Projector exterior viewFront/upper side Projector Controls and functionstimings for the displayed image DownRemote control Remote control effective range Replacing the remote control batteryPositioning your projector Choosing a locationProjection dimensions Obtaining a preferred projected image sizePositioning your projector Connection Connecting video source devices Connecting audioOperation Starting up the projectorAdjusting the projected image Adjusting the projection angleAuto-adjustingthe image Fine-tuningthe image size and clarityCorrecting keystone Using the menus Current input signalSYSTEM SETUP Basic SYSTEM SETUP BasicUsing a security cable lock Utilizing the password functionSetting a password Securing the projectorIf you forget the password Entering the password recall procedureChanging the password Disabling the password functionSwitching input signal Changing Color SpaceMagnifying and searching for details Selecting the aspect ratioAbout the aspect ratio Selecting a picture mode Using Wall ColorOptimizing the image Fine-tuningthe image quality in user modes Adjusting BrightnessAdjusting Contrast Adjusting Color3D Color Management Setting the presentation timer To cancel the timer, perform the following stepsRemote paging operations Freezing the imageHiding the image Locking control keysTo activate the High Altitude Mode Operating in a high altitude environmentCreating your own startup screen Adjusting the sound Cable connectionIf you are in a non-DHCPenvironment ii.You can adjust the Network Settings Operation Direct power off Shutting down the projectorMenu operation Menu systemOptions 4. SYSTEM SETUP BasicMain menu Sub-menu SETUP Main menu Sub-menuOptions SYSTEMDescription of each menu 1. DISPLAY menu 2. PICTURE menu 3. SOURCE menu 4. SYSTEM SETUP Basic menu Function 5. SYSTEM SETUP Advanced menu 5. SYSTEM SETUP Advanced menu SettingsSettings Reset All6. INFORMATION menu FunctionDescription CurrentMaintenance Cleaning the lensCleaning the projector case Care of the projectorExtending lamp life Lamp informationGetting to know the lamp hour Message Timing of replacing the lampStatus Replacing the lamp 4.Disconnect the lamp connector from the52 Maintenance 2.Loosen the screw that secures the lamp7.Use the handle to slowly pull the lamp out of Resetting the lamp timer Indicators Power eventsLight Status & DescriptionTroubleshooting Specifications Projector specificationsDimensions Ceiling mount installationCeiling Mount screw M4 x 8 Max L = 8 mmUXGA Timing chartSupported timing for PC input Supported timing for HDMI HDCP input 60 SpecificationsSupported timing for Component-YPbPr input Supported timing for Video and S-VideoinputsTiming TimingWarranty and Copyright information Limited warrantyCopyright Disclaimer