Mitsubishi Electronics XL21, XL50 installation manual Correct the horizontal keystone distortion

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1.4.3.2.4.Adjusting procedure

1.After making an image size smaller than the outline of screen with the zoom axis, adjust Tilt, V position and H position so that upper and lower spaces and right and left spaces will be almost equalized respectively.

A=A’, B=B’

2.Correct the horizontal keystone distortion, and adjust the image position to the center of the screen with “H position”.

Correct the horizontal keystone distortion.

A	A’
	B
	B’

Adjust the horizontally shifted image to the center of the screen.

3.Correct the vertical keystone distortion, and adjust the image position to the center of the screen with “V position”.

	Correct the vertical		Adjust the vertically shifted image
	keystone distortion.		to the center of the screen.

4.Adjust the image size to fit the outline of the screen.

5.Adjust all screens roughly, and tweak so that each image will link seamlessly in a multi screen.

1.4.3.2.5.Fixing the adjuster

Fix the 5 fixing screws in the reverse order of “1.4.3.2.1 Release the lock screws” on page 29. Before shipment, in addition to above, be sure to fix the 4 lock screws of the adjuster (chapter 2.5, on page 85).

REV 2.4

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Contents

Set-up and Installation Manual Table of Contents REV 118 Set-up and installation Overview FlowchartProduct lineup Cube installation Safety precautionPreparation Input board installation optional Color wheel unlocking Unlocking for XL21Lamp cushion removing for Changer PH50 Cube stacking for Rear Assembling the base stands and cubesScreen gap adjustment Fixing to the wall and floor Tape peeling off for Cube stacking for FrontScreen detaching For 67 , 50 Changer VentilationFor 50 Single External AC fan attaching occasional Assembling base stands and cubes As needed, you can adjust the screen gaps Adjustment Screen opening Screen open/close for FrontScreen closing Control signal connection ConnectingImage signal connection Case of daisy chainInternal cabling for Front For other than daisy chainMenu operation Control button list Initial set upOperation mode Remote ID Basic menu operationDipswitch setting Picture outline adjustmentDisplaying internal test pattern Attaching Axis adjustmentFront Close the screen .2.7.2, on Detaching AdjustmentPosition Keystone Tilt Zoom Correct the horizontal keystone distortion Mirror adjustment 50 XL21 XL50 Rear and PH50 System set up Lamp Power System memory settingLamp Mode for XL21 This adjustment is normally unnecessary Terminate This adjustment is normally unnecessaryOverlap for the input board Start MemoryImage Flip This adjustment is normally unnecessary Baud RateSystem Sync Indication This adjustment is normally unnecessary Extended ID Auto Power onResolution for PH50 This adjustment is normally unnecessary Direction This adjustment is normally unnecessaryCable Length for PH50 and XL50 Changer Lamp Change forBlack Level This adjustment is not necessary Color balance adjustmentREV Gradation White BalanceSensor Target ColorColor Matrixuser Image set upADV.DARK This adjustment is normally unnecessary ADV.COL This adjustment is normally unnecessaryGamma This adjustment is normally unnecessary Dither This adjustment is normally unnecessaryWhite Boost This adjustment is normally unnecessary Input memory setting for the main input Automatic input signal scanningInput port selecting 3.1. H.POSITION, V.POSITION Signal adjustmentFine for Analog input AMP Gain for Analog inputSignal Select Signal Select for XL21Clamp START=0, Clamp WIDTH=0. Procedure Brightness ContrastColor Matrix ApertureInput memory calling/deleting Input memory savingExpansion setting Input memory setting for the input boardFine for S.ANALOG input 4.1. H.POSITION, V.POSITIONAMP. Gain for S.ANALOG input Scanning Value is automatically set in automatic input signalClamp START=0, Clamp WIDTH=0. Procedure With VC-B20KA Brightness ASPECT-RATIO VCR Mode for Composite or Y/C input with VC-B20KVColor for Composite or Y/C input Tint for Composite or Y/C inputInput memory saving Display memory setting for the input board Input Memory2. H.DISPLAY POS, V.DISPLAY POS Digital OUT Screen ModeDisplay memory calling/deleting Display memory savingSetting as daisy chain connection for the input board Display POS /1 Safety precautions Regular maintenance 2.1. Lamp replacementFor Single ProcedureTighten the two lamp fixing screws For Changer Open the lamp cover Close the lamp cover Partition door Auto-lamp changing function for Changer Action in lamp failure burnout or explosionAction in brightness deterioration Lamp position auto calibration Manual lamp swapLamp will Exchange Soon Condenser lens adjustment for Single Focus adjustment Cleaning procedure CleaningScreen front surface CabinetFilter Time Filter ResetFor delivery Axis adjuster fixingColor wheel locking for XL21 Lamp cushion inserting forScreen-holding arm locking for 67 Front FrontMenu trees Function MemoriesInput memory Common itemsAdditional items When Analog or S.ANALOG is selected Additional items When S.DIGITAL is selectedDisplay memory Items within parentheses are initial values System memoryMemory list display Test pattern list Control panelLED display LED display list Terminal functions RS-232C terminalControl terminal Available input signal list RGB signal Ycbcr Ypbpr component video signal Accessory Motorized adjustment tool, S-AXL50E specificationApplicable product Outline drawingTerminal for firmware upgrading/slide switch Terminals OutlineRotary dial Recovery procedure from error Reset buttonTrouble shooting LEDAdjustment software, Wallaby 4.1. General InstallationInitial set-up Automatic panel ID setting System configuration settingManual panel ID setting Serial port settingSerial port opening AdjustmentTurning on Picture mute offMaintenance Service tab for system memoryOptimize gain function Auto CSC functionInstallation Misc Function Input tab for input memory 107 Additional items When Composite or Y/C is selected Display tab for display memory Information tab Memory tabMemory copy Memory backup Cube data savingData sending to cubes Main window Power and MutePanel selection area Serial PortMenu bar Send Parameter Edit menu Read ParameterCopy Parameter Paste ParameterOther Wall Config… System Config menu By n 1x1, 2x2, 3x3 orCube ID Setting Auto IDSpecial menu Protect Setting Port SettingSerial Port menu Log… OpenAbout trademarks Description Revision date Revision history