Table of Contents
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Contents
Safety instructions ________________________________________________3
Specifications __________________________________________________ 4
Adjustments after parts replacement ________________________________ 5
Circuit protections ______________________________________________ 6-7
Thermal switch ______________________________________________ 7
Warning temperature and power failure protection ____________________ 7
Mechanical disassemblies ______________________________________ 8-13
Optical parts disassemblies ____________________________________ 14-17
LCD panel/prism ass'y replacement ________________________________ 18
Lamp replacement ______________________________________________ 19
Optical adjustments __________________________________________ 20-22
Contrast adjustment ________________________________________ 20
Integrator lens adjustment __________________________________ 21
Relay lens adjustment ______________________________________ 22
Electric adjustments __________________________________________ 23-31
Service adjustment menu operation ____________________________ 23
Circuit adjustments ______________________________________ 24-28
Service adjustment data table ______________________________ 29-30
Test points and locations ____________________________________ 31
Troubleshooting ______________________________________________ 32-36
No power ______________________________________________ 32-34
No picture ________________________________________________ 35
No sound ________________________________________________ 36
Control port functions ____________________________________________ 37
Waveforms __________________________________________________ 38-40
Cleaning ______________________________________________________ 41
IC block diagrams ____________________________________________ 42-50
Pins description of ICs, transistors, diodes____________________________ 51
Parts description in schematic diagram ______________________________ 52
Service parts lists ____________________________________________ 53-79
Electrical parts list ______________________________________ 53-73
Mechanical parts list ____________________________________ 74-77
Optical parts list ________________________________________ 78-79
Circuit block diagram ____________________________________________ A1
Power supply lines ______________________________________________ A2
Schematic diagrams __________________________________________ A3-A9
Printed wiring board diagrams ________________________________ A10-A12
______________________________________________ 5
______________________________________________________ 6
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