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Contents
SERVICE MANUAL ....................................................... 1
Contents ........................................................................
Safety Instructions ......................................................... 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
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
Summary of Contents for 1 122 356 20
Page 18: ... 18 Optical Parts Disassembly m Optical Unit Top removal M3x8 x5 Optical top Fig 7 ...
Page 53: ... 53 IC Block Diagrams FA5502 P F Control IC621 L3E6100D D A S H LCD Driver IC501 IC531 IC561 ...
Page 54: ... 54 IC Block Diagrams L3E07072 LCD Driver Gamma Correction IC401 M62393 DAC IC3531 ...
Page 55: ... 55 IC Block Diagrams NJW1141 Audio Control IC5001 ...
Page 81: ...KR6 XW55A00 KP6 XW50A00 81 Mechanical Parts List ...
Page 82: ... KR6AD Jun 2007 DC 350 Printed in Japan SANYO Electric Co Ltd ...