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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
Lamp Replacement ....................................................... 7
Lamp replacement ...................................................... 7
How to reset Lamp Replace Counter ......................... 7
How to check Lamp Used Time .................................. 7
Cleaning ......................................................................... 8
Security Function Notice ............................................... 9
Mechanical Disassembly ............................................. 10
Optical Parts Disassembly ........................................... 16
Adjustments ................................................................
Adjustments after Parts Replacement ......................
Optical Adjustments .................................................... 3
Contrast adjustment ................................................. 3
Integrator lens adjustment ....................................... 4
Relay lens-Out adjustment ....................................... 5
Electrical Adjustments ................................................. 6
Service Adjustment Menu Operation ....................... 6
Memory IC (IC1371) Replacement ........................... 6
Circuit Adjustments .................................................. 7
Test Points and Locations ......................................... 31
Service Adjustment Data Table ................................. 3
Chassis Block Diagrams .............................................. 48
Chassis over view ..................................................... 48
System control .......................................................... 49
Power supply & protection circuit ............................. 50
Fan control circuit ..................................................... 51
Troubleshooting ........................................................... 5
Indicators and Projector Condition ............................ 5
No Power .................................................................. 53
No Picture ................................................................. 54
No Sound .................................................................. 55
Control Port Functions ................................................. 56
System Control & I/O Port Functions (IC301) ............ 56
Waveform .................................................................... 57
IC Block Diagrams ....................................................... 58
Electrical Parts List ...................................................... 6
Electrical Parts Location ............................................ 63
Electrical Parts List ................................................... 64
Mechanical Parts List ................................................... 81
Cabinet Parts Location .............................................. 81
Optical Parts Location ............................................... 8
Mechanical Parts List ................................................ 86
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 .................A13
Note on Soldering ......................................................A14
Summary of Contents for PLC-XU75A
Page 58: ... 58 IC Block Diagrams FA5502 P F Control IC621 HIN202EIB RS 232C Driver IC3801 ...
Page 60: ... 60 IC Block Diagrams L3E01060 Level Shift IC2501 IC2531 IC2561 PW190 Scaler IC301 ...
Page 61: ... 61 LM4889 Audio Output IC5031 STR Z2156 Power OSC IC641 IC Block Diagrams ...
Page 87: ...KZ3 XU75A00 ...
Page 88: ... KZ3AD FEB 2009 DC 200 Printed in Japan SANYO Electric Co Ltd ...
Page 100: ...A12 PCB_KZ3AD NO DATA ...
