Troubleshooting | Sharp XG-C50X instruction

Troubleshooting

		Problem		Check	Page
				• Projector power cord is not plugged into the wall outlet.	17
				• Power to the external connected devices is off.	—
				• The selected input mode is wrong.	35
				• Cables incorrectly connected to rear panel of the projector.	18
				• Remote control batteries have run out.	13
	No picture and no sound			• Remote control batteries have run out.	13
	No picture and no sound			• External output has not been set when connecting notebook computer.	18
	or projector does not start.
	or projector does not start.			• The cover of the lamp unit is not installed correctly.	87
				• The cover of the lamp unit is not installed correctly.	87
				• Cables incorrectly connected to the rear panel of the projector.	18
					18
				• “Bright” is set to minimum position.	46

	Sound is heard but no
	picture appears.

				• Picture adjustments are incorrectly set.	46
				• Picture adjustments are incorrectly set.	46
				(Video Input only)
				• Video input system is incorrectly set.	66
				(INPUT 1 and 2 only)
				• Input signal type (RGB/Component) is incorrectly set.	46
	Color is faded or poor.			• Input signal type (RGB/Component) is incorrectly set.	46
	Color is faded or poor.

				• Adjust the focus.	28
				• The projection distance exceeds the focus range.	29
				(Computer Input only)
				• Perform “Fine Sync” Adjustments (“Clock” Adjustment)	48
				• Perform “Fine Sync” Adjustments (“Phase” Adjustment)	48
	Picture is blurred;			• Noise will appear depending on the computer.	—
	noise appears.
				• The “DNR” (Digital Noise Reduction) setting is not correct.	65
				• Cables incorrectly connected to rear panel of projector.	18
				• Cables incorrectly connected to rear panel of projector.	18
				• Volume is set to minimum.	35
				• The MUTE display appears.	36

	Picture appears but no
	sound is heard.

	An unusual sound is			• If the picture is normal, the sound is due to cabinet shrinkage	—
	occasionally heard			caused by a room temperature changes. This will not affect
	from the cabinet.			operation or performance.
		Maintenance		• See “Maintenance Indicators”.	83
	indicator illuminates.
	Image cannot be			• The signal in INPUT 1 or 2 is not an RGB XGA (1024 ⋅ 768)	67
	Image cannot be			signal. Images cannot be captured if the signals are different
		captured.
		captured.		from the above.
				from the above.

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Image 96

Sharp XG-C50X operation manual Troubleshooting

Contents

XG-C50X Model No. XG-C50X Serial No Introduction Product Disposal Outstanding Features Color Management SystemNoise Reduction New Edge Up-Scaling Contents Appendix Cleaning AccessoriesPower Sources Power-Cord Protection Damage Requiring Service Replacement PartsSafety Check Wall or Ceiling Mounting Avoid locations with high or low temperature Using the projector in other countriesTemperature monitor function Rest your eyes occasionally To install Acrobat Reader from the CD-ROM For other operating systems For other languagesFor Windows For Macintosh Part Names Projector Front and Top View Using the Kensington Lock Projector Rear View Remote Control Front View Remote Control Top ViewPart Names Using the Remote Control Available Range of the Remote ControlWhen using the remote control Inserting the Batteries Accessories Supplied accessoriesOptional cables Connections and Setup Connecting the Projector to Other Devices Before ConnectingThis projector can be connected to An audio cable commercially available See Connecting the Power Cord Connecting to a Computer Using the RGB Cable Ferrite core Plug and Play function when connecting to a 15-pin terminal Connecting to Video Equipment Connecting to Component Video Equipment Cable Connecting to an Amplifier Connecting to an Amplifier or Other Audio Components Controlling the Projector by a Computer Connecting to a Monitor Watching Images on Both the Projector and a Monitor Using the Wireless Pre- sentation Function Press or while using presentation software on your computerButton Using as a Wired Remote Control Connecting the Remote Control to the Projector Setup Using the Adjustment Feet Adjusting the Lens Focus ring Zoom knobOut Zoom Setting up the Screen Throw Distance Normal Mode Stretch ModeScreen Size and Projection Distance AN-C12MZ Throw ratio 11.18 to Projecting a Reversed/Inverted Image Projection from behind the screen Basic Operation Basic Procedure Plug the power cord into the wall outletPress on the projector or on the remote control Image Projection Press , , or on the remote control to select the Input mode Press or on the remote control to adjust the volumeVolume buttons Selecting the On-screen Display Language Press to temporarily turn off the soundPress Press \ or to select Lan- guage Press or to select the de- sired language, and then press Press , , \ and to adjust the Keystone correction Correcting Trapezoidal Distortion Keystone CorrectionCorrecting Trapezoidal Distortion Keystone button Enter button Undo button Buttons Undo button Menu Bar Items Sub menu Input 3 / 4 Mode FAO VAO Using the Menu Screen Menu Selections AdjustmentsMenu Bar Main Menu Enter button Buttons Menu button Press \ or to select the menu you want to adjust Press or to select the item you want to adjustPress \ or to adjust the item selected Menu Selections Settings Press or to select the item you want to setEnter button Buttons Menu button Cursor shifts to the sub menu Adjusting the Picture Adjusting Image PreferencesSelecting the Signal Type Progressive Mode Adjusting Computer Images When Auto Sync is OFFSaving Adjustment Settings Selecting Adjustment Settings Special Mode SettingsChecking the Input Signal Auto Sync Adjustment Auto Sync Display FunctionScreen display during Auto Sync Auto Sync button Easy to Use Functions Selecting the Picture Display Mode Switching the Picture Display Using Different Input SignalsResize button Screen display of the picture display mode Video Displaying a Still Image Storing an Image Still Image FormatFreeze button Enlarging a Specific Portion of an Image Displaying an Enlarged Portion of an ImageButtons Enlarge Enlarge/ Reduce buttons Adjusting Gamma Correction Gamma Correction Function Displaying Dual Pictures Pict in Pict Displaying the Inset PicturePress to move the inset pic- ture Black Screen Function Blacking out the Pro- jected ImageTo return to the original projected image, press again This function can be used to display a black screen Displaying the Break Timer Displaying and Setting the Break TimerPress to cancel the break timer Buttons Break Timer button Selecting the Color Reproduction Mode Selecting the Target Color Setting the Brightness of the Target Color Setting the Chromatic Value of the Target ColorSetting the Hue of the Target Color Resetting User-Defined Color Settings Overview of All Color Settings Setting the Audio Output Type Setting on/off the Internal SpeakerSetting the Audio Out- put Type Setting on/off the Inter- nal Speaker Using Auto Search Auto Search Function Setting On-screen Display Video Digital Noise Reduction DNR SystemReducing Image Noise Turning Off On-screen Display Setting the Video System Setting the Video System Saving Projected Images Capturing the ImageDeleting the Captured Image Setting a Background Image Selecting a Startup ImageSelecting a Background Image Selecting a Startup Image Selecting the Economy Mode Setting the Power Save ModeMonitor Out/RS-232C Off Function Automatic Power Off Function Selecting the Economy ModeDisplaying the Remaining Lamp Life Percentage Checking the Remaining Lamp Life Percentage Setting the Projection Mode Setting up the KeylockReversing/Inverting Projected Images Locking the Operation Buttons on the Projector Canceling the Keylock Setting Selecting the Transmission Speed RS-232CSelecting the Transmis- sion Speed RS-232C Setting up a Password Entering the Password Changing the Password If You Forget Your PasswordEnter the new 4-digit password again in Reconfirm Setting the Anti-Theft Entering the Keycode Changing the Keycode Enter the same 4-digit keycode in Reconfirm Initializing the Settings Returning to Default Settings Displaying the Adjustment Settings Overview of All Menu Settings Appendix Maintenance Cleaning the projectorCleaning the lens Cleaning the exhaust and intake vents Cleaning and replacing the bottom air filter Turn off the power and discon- nect the power cordReplacing the Air Filter Remove the bottom filter cover Clean the air filter Replace the air filterReplace the filter cover Maintenance Indicators About the temperature warning indicatorAbout the lamp replacement indicator Maintenance Indicators Regarding the Lamp LampReplacing the Lamp Removing and Install- ing the Lamp Unit Press on the projector to turn off the powerDisconnect the power cord Change the air filter Resetting the Lamp Timer Connecting Pin Assignments RGB Input Component Input RS-232C Specifications and Command Settings CommandsPC control Communication conditions RS-232C Specifications and Command Settings Options Control Contents Wired Remote Control Terminal Specifications Specifications of wired remote control inputSharp remote control signal format Function and transmisson codes Computer Compatibility Chart Computer Troubleshooting Troubleshooting For Sharp Assistance Specifications Ntsc 3.58/NTSC 4.43/PAL/PAL-M/PAL-N/PAL 60/SECAM Dimensions Units inches mm Glossary Advanced intelligent compression Index 100 Stretch 101 Sharp Corporation