BenQ PE7700 user manual Troubleshooting, Image is unstable, Picture is blurred

Page 33

Troubleshooting

 

 

 

English

Problem

Cause

Remedy

 

 

There is no power from the power

Plug the power cable into the AC inlet on

 

 

cable.

the rear of the projector, and plug the

 

 

 

power cable into to a power outlet. If the

 

 

 

power outlet has a switch, make sure it is

 

 

 

switched on. (Page 19)

 

The projector does

 

 

 

The power switch is not in the on

Put the power switch in the on position.

 

not turn on.

 

position.

(Page 19)

 

 

 

 

 

 

 

 

Attempting to turn the projector on

Wait until the cooling down process has

 

 

again during the cooling process.

completed.

 

 

 

 

 

 

The lamp cover is not securely

Correctly attach the lamp cover. (Page 30)

 

 

attached.

 

 

 

 

 

 

 

The video source is not turned on

Turn the video source on and check that

 

 

or connected correctly.

the signal cable is connected correctly.

 

 

 

(Page 17)

 

 

 

 

 

 

The projector is not correctly

Check the connection. (Page 17)

 

No picture.

connected to the input source

 

 

device.

 

 

 

 

 

 

 

 

 

 

The input signal has not been

Select the correct input signal with the

 

 

correctly selected.

Source buttons on the remote control or

 

 

 

SOURCE / ENTER on the projector. (Page

 

 

 

19)

 

 

 

 

 

 

The connection cables are not

Correctly connect the cables to the

 

Image is unstable.

securely connected to the projector

appropriate terminals. (Page 17)

 

 

or the signal source.

 

 

 

 

 

 

 

The projection lens is not correctly

Adjust the focus of the lens using the focus

 

 

focused.

ring. (Page 20)

 

 

 

 

 

 

The projector and the screen are

Adjust the projection angle and direction as

 

Picture is blurred.

not aligned properly.

well as the height of this unit if necessary.

 

 

 

(Page 20)

 

 

 

 

 

 

The lens cap is still attached to the

Remove the lens cap. (Page 19)

 

 

lens

 

 

 

 

 

 

 

The batteries are out of power.

Replace both of the batteries with new

 

Remote control

 

ones. (Page 10)

 

 

 

 

There is an obstacle between the

Remove the obstacle. (Page 12)

 

does not work

 

remote control and the projector.

 

 

correctly

 

 

 

 

 

 

You are too far away from the

Stand within 8 meters (26.2 feet) of the

 

 

projector.

projector. (Page 12)

 

 

 

 

 

Additional information

33

Image 33
Contents PE7700 Digital Projector Home Theater User’s Manual WelcomeDisclaimer CopyrightTable of Contents Setup menu Menu structure Using the menus Picture menu Display menuIndicators MenusSafety instructions Safety, regulatory and legal informationFCC statement for US users EEC statement for European usersSafety, regulatory and legal information Do not block the ventilation holes Moisture condensation Avoid volatile liquidDisposal Overview FeaturesShipping contents Projector exterior view Connector panelFront / upper side Rear side Bottom and right sidesRemote control Controls and functionsControl panel Memory 1, 2, 3 and default buttons Refer to 26 for more Selects the image aspect ratio to suit the input signalDefault settings for the current input source Used to select the desired menu or to make adjustmentsChoosing a location Positioning your projectorFloor front III. Floor rearInstallation for a 169 ratio screen Widescreen ratio screen dimension tableObtaining a preferred projected image size Standard ratio screen dimension table Installation for a 43 ratio screenType Height Width Min Tele Wide InchConnecting video inputs Connecting various equipmentConnecting Hdmi devices Connecting component video devicesConnecting a computer Connecting S-video or video devicesConnect the projector to a computer with a VGA-BNC cable Turning the power on Using the projector and remote controlSwitching input signals PreparationsAdjusting the angle height Adjust the imageAuto-adjusting the image Optimizing the imageOther adjustments Selecting a preset modeSelecting aspect ratio Letter Box Enlarges anSaving and loading the video memory Personalizing the projector menu displayPIP POP Turning the power offMenu structure MenusPicture menu Using the menusDisplay menu Extended Picture SettingsPIP POPVideo Composite video signal Video S-Video video signal Setup menuOptions menu VideoAdvanced menu LampDust Filter Cleaning the projector case Cleaning the lensCleaning and replacing the dust filter Additional informationStoring the projector Transporting the projectorRemove the lamp cover English Indicators When the projector is in a normal stateWhen the projector is in an abnormal state Troubleshooting Image is unstablePicture is blurred Dimensions Specifications