Canon SX20 manual No sound, Out of focus, Top/bottom or left/right reversed

Page 81

No sound

Cause

Countermeasure

 

 

The audio cable is not connected

Check whether the audio cable is connected properly.

properly.

(P24, 43)

 

 

The [MUTE] function is selected.

Press the [MUTE] button on the remote control. (P40)

 

 

The volume level is adjusted to the

Adjust the [VOL+] button on the remote control or top con-

minimum.

trol to adjust the volume level. (P40)

 

 

An audio cable with a built-in resistor

Use an audio cable without a built-in resistor.

is used.

 

 

 

Out of focus

Cause

Countermeasure

 

 

The image is out of focus.

Adjust the focus. (P30)

 

 

The lens cap is not removed.

Remove the lens cap. (P92)

 

 

The distance to the screen is too

Check whether the distance to the screen is proper.

short.

If the distance is shorter than about 3.9' (1.2 m), the image

 

cannot be brought to a focus. (P20, 85)

 

 

The projector is not placed straight in

Check whether an image is obliquely projected to the

front of the screen.

screen. A slight error in the projection angle can be cor-

 

rected through keystone adjustment. (P21, 31)

 

 

The projector has been moved to a

When the projector is moved from a low-temperature

place where the difference in tempera-

place to a high-temperature place, dews may form on the

ture is large.

lens. Dews will evaporate a while later and the projector

 

will be able to project a normal image.

 

 

Top/bottom or left/right reversed

Cause

Countermeasure

 

 

An image is projected with its top and

The ceiling mounted/rear projection setting is incorrect.

bottom or left and right reversed.

Check the "Image flip H/V" setting in the Display settings

 

menu. (P61)

 

 

TROUBLESHOOTING

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Contents ’ M l Uses of this Projector Features of Multimedia Projector SX50Projector Maintenance Setting up the ProjectorTroubleshooting Be Sure to Read before UseSymbols Used in This Manual Symbols of ButtonsSupplied Manuals User’s Manual Quick Start GuideTable of Contents Safety Instructions Safety Precaution Safety Instructions Safety Instructions AC Power Cord Requirement Canadian Radio Interference Regulations Federal Communication Commission NoticeUse Caution When Carrying or Transporting the Projector Lamp Handling PrecautionsDo Not Use in the Following Environments Pay Attention to Hot Air from Exhaust VentBefore USE Supplied AccessoriesMain Unit of Projector Part NamesCOMPUTER-2 button P28 Remote ControlOK button P51 Installing Remote Control Batteries10 11 4 Top ControlInput Terminals on Main Unit Video in terminal P42 Service Port jackDetermining the Distance to the Screen Installing the ProjectorDetermining the Installation Place Placing in Front of the ScreenPlacing on a Level Place Lift the front of the projector Push the adjusting foot lock Adjusting the Projection AngleConnecting the Projector to the Computer Connecting to Video TerminalsMAC Adapter part No. LV-AD02 Projecting the Image from the Notebook Computer Connecting to Audio TerminalsDetermining the Output Resolution of the Computer Windows XPMacintosh OSX Connecting the Power Cord Insert the power plugStarting Projection Turning On the Projector Unplug the Power Cord When the Projector is Not in UseSelect a video terminal of the computer Select a signal typeUsing the Auto PC Adjustment Function Adjusting the Image Adjusting the Image SizeAdjusting the Focus Select Keystone Adjustment Adjusting Keystone DistortionCorrect keystone distortion Press the OK buttonProjecting AN Image from the Computer Selecting a Screen Mode Full screen NormalWide Screen True size Press the Image button Selecting an Image Mode QualityTurning Off the Projector Setting up the Power Management Function Ready modeShutdown mode Blacking Out an Image Temporarily Making the Image Larger Making an Image Larger/ SmallerMaking the Image Smaller Moving the Image to the Desired PositionIndicating a Position with a Spotlight Showing the Elapsed TimeCanceling the Freeze function Muting the Sound Adjusting the VolumeFreezing the Picture Freezing an ImageConnecting the USB Cable Operating the Mouse Using the Remote ControlUsing the Left Button of the Mouse Using the Right Button of the MouseAbout the Component Cable Projecting AN Image from AV EquipmentTo Audio OUT Starting Projection Power indicator first blinks green and then turns lit green Select an AV terminal Play the AV equipment Auto Component input only Wide Screen VIDEO, S-VIDEO and Component input onlySymbols Indicating Item Categories Using MenusDisplay Setting Menu Image Adjustment MenuSelect the tab containing the item you want to set Press the Menu buttonMaking an Adjustment Using the Slide Bar Select the item you want to set Make a settingMaking a Setting in a Different Window Selecting from the MenuPerforming the Auto PC Adjustment Display Settings MenuAdjusting the Total Number of Dots Tracking Adjusting Horizontal Position Vertical Position Adjusting the Number Horizontal Pixels Vertical Pixels Selecting an Input Signal Type Confirm Input Signal Type Selecting an Input Signal Type Selecting a Screen ModeSelecting a Screen Mode Selecting a Menu Position Selecting a Logo Display Position Displaying a Logo no Show Displaying a Logo Projector on Image Adj. Menu Selecting an Image ModeAdjusting the Brightness Adjusting the Contrast Adjusting the Sharpness Making a Gamma Correction Adjusting the Color Level Adjusting the Color Balance Correcting the Screen Color Performing Progressive Processing Making Advanced Color AdjustmentResetting is canceled Reducing Resetting Lamp Brightness Image SettingsOutputting an Image to a Monitor System Settings MenuSelecting the Power Issuing a Beep Management Mode Prohibiting Registering a Projector Operation Password Setting up the Remote Control Setting a PasswordDisplay Language Selecting aResetting Lamp Counter Cleaning the Projector Cleaning the Projector BodyWhen Not Used for an Extended Period of Time Cleaning and Replacing the Air Filter Cleaning the Air FilterProcedure for Replacing the Air Filter Replacing the Lamp About the Replacement LampInstall the lamp cover and tighten Procedure for Replacing the LampHandle, and remove the lamp ScrewFlash Pattern Meaning Countermeasure Understanding the Warning Lamp Flash PatternsSymptoms and Solutions No powerNo image No sound Out of focusTop/bottom or left/right reversed Cannot project image from notebook computer Power turns offCannot operate the wireless mouse Cannot operate the remote controlAppendix Computer Signal Types50 σ 102 x 69 cm 46 σ 102 x Relationship between Screen Size and Projection DistanceItems in Menu Switching between Computer and AV EquipmentFactory defaults settings after resetting Analog RGB GlossaryNumber of pixels in each resolution Specifications RGB IN-2/COMPONENT IN/RGB OUT External ViewOptional Parts Installing the Lens CapCanon U.S.A., INC

SX20 specifications

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