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Contents
DRAFT v20120612 ....................................................... 1
Contents ....................................................................... 2
Safety Instructions ...................................................... 3
Safety precautions ...................................................... 4
Specifications .............................................................. 5
Circuit Protections ...................................................... 7
Thermal fuse (SW902) ............................................... 7
Lamp cover switch (SW901) ....................................... 7
Fuse (F601) ................................................................ 7
Warning temperature and power failure protection ..... 8
Maintenance ................................................................. 9
Maintenance ............................................................... 9
Replacing the unit ....................................................... 9
Replacing the lamp unit ............................................ 12
How to check lamp runtime ...................................... 13
Warning message on the non-standard lamp used .. 13
Cleaning ................................................................... 14
Cleaning the projection lens ..................................... 14
Cleaning the projector cabinet .................................. 14
Security Function Notice .......................................... 15
Resetting procedure ................................................. 15
Standby Mode Notice ................................................ 16
Mechanical Disassembly .......................................... 17
Mechanical disassembling flow chart ....................... 17
Optical Parts Disassembly ....................................... 30
LCD panel type check .............................................. 30
Servicing Notice ........................................................ 35
Note on the MAIN board replacement ...................... 35
1.EEPROM data transfer .......................................... 35
2. Adjustment data setting ........................................ 36
3. EDID IC replacement ............................................ 36
Adjustments ............................................................... 37
Optical Adjustments .................................................. 38
Contrast adjustment ................................................. 38
Optical center adjustment ......................................... 39
Electrical Adjustments .............................................. 40
Service adjustment menu operation ......................... 40
Circuit adjustments ................................................... 41
Test points and locations .......................................... 44
Service adjustment data .......................................... 45
Chassis Block Diagrams........................................... 66
Chassis over view ..................................................... 66
System control .......................................................... 67
Lamp control ............................................................. 68
Audio circuit .............................................................. 69
Power supply & protection circuit ............................. 70
Fan control circuit ..................................................... 71
Troubleshooting ........................................................ 72
Indicators and projector condition ............................. 72
No power .................................................................. 73
No picture ................................................................. 74
No sound .................................................................. 75
Serial Control ............................................................. 76
Serial terminal ........................................................... 76
Control Port Functions ............................................. 79
Scaler I/O port functions (PW190) ............................ 79
IC Block Diagrams ..................................................... 81
Exploded Views & Parts List ..............................SPL-1
Exploded Views ...................................................SPL-2
Mechanical Parts List ........................................SPL-10
Electrical Parts List ...........................................SPL-12
Schematic Diagram & Circuit Boards Diagram .DIA-1
Pin description of diode, transistor and IC ...........DIA-2
Schematic Diagrams ............................................DIA-3
Printed Wiring Board Diagrams ........................DIA-10
Summary of Contents for PT-VW430E
Page 83: ... 83 IC Block Diagrams CXA3828GL E S H IC561 TLV320AIC3105 Audio control IC5001 ...
Page 84: ... 84 IC Block Diagrams PW190 Scaler IC301 TB6608FNG IRIS Driver IC601 ...
Page 85: ... 85 IC Block Diagrams SSC9512S Power Switching IC604 PIC32MX695F512H Netwrok IC8801 ...
Page 86: ... 86 IC Block Diagrams TPS54286 DC DC converter IC7811 STR A6079 Power switching IC603 ...
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