Service Manuals, User Guides, Schematic Diagrams or docs for : LG Beamer BD430 BD430AEU_SB-KL-EX-SI_1372313718
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>> Download BD430AEU_SB-KL-EX-SI_1372313718 documenatation <<Text preview - extract from the document LCD Projector
Model BD430
BD450
BD460
BD470
Service Manual
Contents
Contents ..........................................................2 Audio Control............................................................ 30
Fan Control............................................................... 31
Safety Instructions ...........................................3
MCU Control............................................................. 32
Safety ....................................................................... 3
Video Control ............................................................ 33
CAUTION IN CARRYING OR TRANSPORTING THE
PROJECTOR ........................................................... 3 HDMI Control............................................................ 34
Air Circulation ........................................................... 3 Troubleshooting ...............................................35
Specifications ..................................................4 Indicators and projector conditions........................... 35
Main Board ............................................................... 36
Circuit Protections ...........................................5
No Image ................................................................. 37
Thermal Switch......................................................... 5
No Sound ................................................................ 38
Lamp Cover Switch .................................................. 5
IC1001 ...................................................................... 39
Fuse ......................................................................... 5
IC1006 ...................................................................... 40
Warning temperature and Power failure protection .. 6
Maintenance ....................................................7 IC Block Diagrams ...........................................41
Cleaning the filter ..................................................... 7 Schematic Dairgrams ......................................45
Attaching the Lens Cap ............................................ 8
Cleaning the lens...................................................... 8
Cleaning the cabinet................................................. 8
Replacing the lamp................................................... 9
Check the lamp used time ........................................ 10
Security Notice ................................................11
STANDBY Mode ..............................................11
Mechanical disassembly..................................12
Service Part Location ......................................17
Service Part Photos .........................................18
Service Part No. ..............................................19
Electrical Adjustments .....................................20
Adjustments after parts replaced.............................. 20
Service adjustment menu operation ......................... 20
Circuit adjustments ................................................... 20
Warning log menu operation .................................... 21
Main board test point ................................................ 25
Chassis Block Diagrams..................................26
Chassis View ............................................................ 26
System Control ......................................................... 27
Lamp Control ............................................................ 28
Power Supply and Protection Circuit ........................ 29
-2-
Safety Instructions
Safety CAUTION IN CARRYING OR TRANSPORTING
THE PROJECTOR
Caution
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