Sanyo PLC-XF46N Service Manual

Also see for PLC-XF46E: Owner's manual Specifications Owner's manual

Optical adjustment- 75 -For convergence adjustment, use Green as the reference standard. Align Red and Blue with Green byadjusting the position and angle of the Red and Blue LCD panel. Screws X, Y and Z (Fig.61) are for convergenceadjustment. When adjusting the Green reference LCD panel, both on Red and Blue LCD panel should be adjustedwith Green LCD panel.GREENRed orBlueScrew ZScrew XScrew Y1. Display Red (or Blue) and Green color crosshatch pattern bysetting with service mode.2. Turn the Red lines to be paralleled with Green lines by adjust-ing screw-Z.3. Adjust screw-X to converge Red and Green vertical lines.4. Repeat steps 2 and 3 until Red and Green vertical lines con-verged properly.5. Adjust screw-Y and converge Red and Green horizontal linesproperly.6. Repeat step 2,3 and 5 until Red and Green lines convergedproperly.7. Tighten screws-A.8. Remove Adjustment Tool from Prism/LCD panel unit.[Before adjustment]Make sure each Red,Green and Blue LCD panel unithas been correctly installed,and that all focus adjustmentshave been completed before preforming convergenceadjustments.1. Adjustment screw "Z" to turns the line.2. Adjustment screw "X" to moves the line right and left.3. Adjustment screw "Y" to moves the line up and down.(Fig.61, 61a, 61b, 61c)Line Movement and Screw TurningRed (or Blue) Panel convergence adjustment■ Convergence adjustmentDo not insert the object into the optical block for blockingthe light, otherwise, optical parts may be damaged.CautionNote; When removing an Adjustment Tool after adjust-ment, loosen screws-B of Adjustment Tool first, oth-erwise adjustment may be changed.Note; If Red and Blue lines do not converge with greenlines, loosen screws-A of Green reference paneland adjust Green panel slightly.AX ZYLCD panelunit(Prism/LCD Panelassembly)Fig.61Fig.61aFig.61bFig.61cPrism/LCD panel unit