Sanyo PLC-WM4500L Service Manual

Also see for PLC-WM4500: Owner's manual User manual Owner's manual Owner's manual Manual

Contents

-27-GRGLBefore taking these procedures, remove the cabinet top, Main board assy, shutter assy referring to the chapter "Me-chanical Disassembly".Optical Parts Disassembly1. LCD Panel/Prism Assy removal1. Open the Prism Cover.2. Loosen 3 screws-D and pull the Panel/Prism Assy upward. EED DDEEEELcd Panel type checkThere are 2 types combination of the LCD panel/prism assembly and the optical unit, named Type-R and Type-L.Since both have no compatibility, each type should be combined with the same type, and the specific parts shouldbe used. If not, the poor optical characteristics may degrade the quality of a projected image.How to check the type of Lcd Panel Ass'yCheck the printed marker on the flat cable of the G-LCD Panel.GR --> R-type LCD Panel/Prism Ass'yGL --> L-Type LCD Panel/Prism Ass'yIMPortANt NotIce on Lcd Panel/Prism Ass'y replacementLCD panels used for this model cannot be replaced separately. Do not disassemble the LCD Panel/Prism Ass’y.These LCD panels are installed with precision at the factory. When replacing the LCD panel, should be replacedwhole of the LCD panels and prism ass’y at once.When replacing LCD Panel/Prism ass’y, take the optical and electrical adjustments following to the chapter "Ad-justment".Panel/Prism AssyL-type Lcd Panel/Prism Ass'yr-type Lcd Panel/Prism Ass'yG-Panel* Note on handling the Lcd Panel/Prism AssyLCD Panel, Polarized glasses are very sensitive parts.Never touch or wipe the surface. When removing the duston the surface, use a commercial (inert gas) air spray toremove them.