Sanyo PDG-DXL2000E, Service Manual, Page: 2 / 98

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Contents
SERVICE MANUAL ....................................................... 1
Contents ........................................................................ 2
Safety Instructions ......................................................... 3
Safety Precautions ..................................................... 3
Product Safety Notice ................................................. 3
Service Personnel Warning ........................................ 3
Specifications ................................................................ 4
Circuit Protections ......................................................... 5
Thermal switch ........................................................... 5
Fuse ............................................................................ 5
Lamp cover switch ...................................................... 5
Warning temperature and power failure protection .... 6
Maintenance .................................................................. 7
Replacing the filter ...................................................... 7
Resetting the filter counter ........................................ 7
Lamp replacement ...................................................... 8
Resetting the lamp counter ....................................... 9
How to check lamp used time ................................... 9
Cleaning ................................................................... 10
Security Function Notice .............................................. 11
Resetting procedure ................................................ 11
Standby Mode Notice .................................................. 12
Mechanical Disassembly ............................................. 13
Adjustments ................................................................. 22
Adjustments after parts replacement ........................ 22
Note on main board replacement ............................. 22
Service adjustment menu operation ......................... 22
Circuit adjustments ................................................... 23
Service adjustment data table .................................. 26
Chassis Block Diagrams .............................................. 34
Chassis over view ..................................................... 34
System control .......................................................... 35
Power supply & protection circuit ............................. 36
Fan control circuit ..................................................... 37
Troubleshooting ........................................................... 38
Indicators and projector condition ............................. 38
No power .................................................................. 39
No picture ................................................................. 40
No sound .................................................................. 41
Error log .................................................................... 42
Control Port Functions ................................................. 43
System control (DDP, IC401) ................................... 43
IIC bus D/A converter (Fan control, IC7881) ............ 44
IC Block Diagrams ....................................................... 45
Parts Location Diagrams ............................................. 50
Mechanical Parts List .................................................. 54
Electrical Parts List ...................................................... 55
Diagrams & Drawings ..................................................A1
Parts description and reading in schematic diagram ...A2
Schematic Diagrams ...................................................A3
Printed Wiring Board Diagrams ...................................A9
Pin description of diode, transistor and IC .................A13
Note on Soldering ......................................................A14