EIKI LC-NB3E 用户手册
2
■ Contents
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Safety instructions ________________________________________________3
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Specifications
__________________________________________________ 4
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Note on Servicing
______________________________________________ 5
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Adjustments after parts replacement
________________________________ 5
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Circuit protections ______________________________________________ 6-7
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Fuse ____________________________________________________ 6
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Thermal switch ____________________________________________ 6
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Interlock switch ____________________________________________ 6
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Warning temperature and power failure protection
________________ 7
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Mechanical disassemblies ______________________________________ 8-13
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Optical parts disassemblies ____________________________________ 14-17
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LCD panel/prism ass’y replacement ________________________________ 19
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Lamp replacement ______________________________________________ 20
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Optical adjustments __________________________________________ 21-24
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Contrast adjustment ________________________________________ 21
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Condenser lens adjustment __________________________________ 22
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Condenser lens-Out adjustment ______________________________ 23
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Relay lens-Out adjustment __________________________________ 24
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Electric adjustments __________________________________________ 25-30
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Service adjustment menu operation ____________________________ 23
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Circuit adjustments ______________________________________ 24-29
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Service adjustment data table ______________________________ 30-33
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Test points and locations ____________________________________ 34
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Troubleshooting ______________________________________________ 35-39
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No power ______________________________________________ 35-36
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No picture
____________________________________________ 37-38
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No sound ________________________________________________ 39
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Lens motor problems
______________________________________ 39
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Control port functions
________________________________________ 40-43
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Waveforms __________________________________________________ 44-45
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Cleaning ______________________________________________________ 46
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IC block diagrams ____________________________________________ 47-53
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Service parts lists ____________________________________________ 55-84
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Electrical parts list ______________________________________ 55-77
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Mechanical parts list ____________________________________ 78-79
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Optical parts list ________________________________________ 80-84