Sanyo PLC-SW30 Service Manual

Also see for plc sw30 - SVGA LCD Projector: Owner's manual Specifications Service manual Service manual Owner's manual

2■ Contents■ Safety instructions ________________________________________________3■ Specifications __________________________________________________ 4■ Circuit protections ______________________________________________ 5-6● Fuse ____________________________________________________ 5● Thermal switch ____________________________________________ 5● Lamp cover switch __________________________________________ 5● Warning temperature and power failure protection ________________ 6■ Lamp replacement ______________________________________________ 7■ Mechanical disassemblies ______________________________________ 8-13■ Optical parts disassemblies ____________________________________ 14-16■ LCD panel/prism ass’y replacement ________________________________ 17■ Adjustments after parts replacement ________________________________ 18■ Optical adjustments __________________________________________ 19-21● Contrast adjustment ________________________________________ 19● Condenser lens adjustment __________________________________ 20● Relay lens adjustment ______________________________________ 21■ Electric adjustments __________________________________________ 22-30● Service adjustment menu operation ____________________________ 22● Circuit adjustments ______________________________________ 23-25● Service adjustment data table ______________________________ 26-29● Test points and locations ____________________________________ 30■ Circuit block diagrams ________________________________________ 31-33■ Power supply lines ______________________________________________ 34■ Troubleshooting ______________________________________________ 35-38● Indicators and Projector Condition ____________________________ 35● No power ________________________________________________ 36● No picture ________________________________________________ 37● No sound ________________________________________________ 38■ Waveforms ____________________________________________________ 39■ Control port functions ________________________________________ 40-43■ Cleaning ______________________________________________________ 44■ IC block diagrams ____________________________________________ 45-48■ Service parts lists ____________________________________________ 49-67● Electrical parts list ______________________________________ 49-63● Mechanical parts list ____________________________________ 64-65● Optical parts list ________________________________________ 66-67Drawings & Diagrams ________________________________________ A1-A9■ Parts description and reading in schematic diagram ____________________ A2■ Schematic diagrams __________________________________________ A3-A6■ Printed wiring board diagrams __________________________________ A7-A8■ Pins description of ICs, transistors, diodes __________________________ A9