USING LEAD FREE SOLDER .......................................................................................................... 33
CHIP PARTS REPLACEMENT ......................................................................................................... 34
REPLACEMENT PARTS .................................................................................................................. 35
Parts Ordering .............................................................................................................................. 35
Parts Tolerance Codes .................................................................................................................. 35
Quick Reference List ...................................................................................................................... 36
SERVICE PARTS LIST .................................................................................................................... 37
SCREEN ASSEMBLY PARTS LIST .................................................................................................. 43
MIRROR REPLACEMENT ................................................................................................................ 44
CIRCUITRY BLOCK DIAGRAMS ..................................................................................................... 47
Main Power Supply ....................................................................................................................... 47
DC to DC Supplies ........................................................................................................................ 48
Analog Video Signal Path ............................................................................................................. 49
Digital Video Signal Path .............................................................................................................. 50
Overall Sound Signal Path ............................................................................................................ 51
Overall Control Circuitry ................................................................................................................ 52
Auto Input/Output Detect Circuitry ................................................................................................ 53
Lamp Control Circuitry .................................................................................................................. 54
Short Detect Circuitry ................................................................................................................... 55
Engine Protect Circuitry ................................................................................................................ 55
SCHEMATIC DIAGRAMS .....................................................................................................................
Digital Light Processing®, Digital Micro Mirror Device and DLP® are Trademarks of Texas Instruments.
DTV Link is a trademark of Consumer Electronics Association
HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing, LLC..
WD-73736 / WD-73835 / WD-73C8
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