Sanyo PLC-XE32, Service Manual, Page: 2 / 96

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Contents
SERVICE MANUAL ................................................................................. 1
Contents ..................................................................................................
Safety Instructions ............................................................................... 3
Safety Precautions ............................................................................ 3
Product Safety Notice ..................................................................... 3
Service Personnel Warning ........................................................... 3
Specifications ......................................................................................... 4
Circuit Protections ................................................................................ 5
Thermal switch .................................................................................. 5
Lamp cover switch ........................................................................... 5
Fuse........................................................................................................ 5
Warning temperature and power failure protection ........... 6
Air filter care and cleaning ............................................................ 6
Security Function Notice ................................................................... 7
Lamp Replacement .............................................................................. 8
Lamp replacement ........................................................................... 8
How to reset Lamp Replace Counter ......................................... 8
How to check Lamp Used Time ................................................... 8
Mechanical Disassembly.................................................................... 9
Optical Parts Disassembly ...............................................................14
Adjustments .........................................................................................0
Adjustments after Parts Replacement ....................................0
Optical Adjustments .........................................................................1
Contrast adjustment .....................................................................1
Integrator lens adjustment .........................................................
Relay lens-Out adjustment .........................................................3
Electrical Adjustments ......................................................................4
Service Adjustment Menu Operation .....................................4
Memory IC (IC1371) Replacement............................................4
Circuit Adjustments .......................................................................5
Test Points and Locations ............................................................8
Service Adjustment Data Table .................................................9
Chassis Block Diagrams ....................................................................41
Chassis over view ............................................................................41
System control .................................................................................4
Power supply & protection circuit ............................................43
Fan control circuit ...........................................................................44
Troubleshooting .................................................................................45
Indicators and Projector Condition ..........................................45
No Power ...........................................................................................46
No Picture ..........................................................................................47
No Sound ...........................................................................................48
Control Port Functions .....................................................................49
System Control I/O Port Functions (IC301) ............................49
IIC Bus DA Converter Port Functions (IC3531) ....................50
Waveform ..............................................................................................51
Cleaning .................................................................................................5
IC Block Diagrams...............................................................................53
Electrical Parts List .............................................................................56
Electrical Parts Location ...............................................................57
Electrical Parts List ..........................................................................58
Mechanical Parts List .........................................................................75
Cabinet Parts Location ..................................................................75
Optical Parts Location ...................................................................76
Mechanical Parts List .....................................................................80
Diagrams & Drawings ...................................................................... A1
Parts description and reading in schematic diagram .......... A
Schematic Diagrams ........................................................................ A3
Printed Wiring Board Diagrams .................................................... A9
Pin description of diode, transistor and IC .............................A11
Note on Soldering ...........................................................................A1