Mitsubishi Electric WD-57733 Service Manual page 4

MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657
Critical and Warranty Parts Designation........................................................................................ 37
Parts Tolerance Codes .................................................................................................................. 37
Quick Reference List ...................................................................................................................... 38
SERVICE PARTS LIST .................................................................................................................... 39
SCREEN ASSEMBLY PARTS LIST .................................................................................................. 47
MIRROR REPLACEMENT ................................................................................................................ 49
CIRCUITRY BLOCK DIAGRAMS ..................................................................................................... 52
V36/V37/V38 Main Power Supply ................................................................................................. 52
V36/V37/V38 PWB-MAIN DC to DC Supplies ............................................................................... 53
V36/V37 Overall Video Signal Path ............................................................................................... 54
V38 Overall Video Signal Path ...................................................................................................... 55
V36/V37/V38 PWB-TERMINAL Video Select Circuitry .................................................................. 56
V36/V37/V38 Overall Sound Signal Path ....................................................................................... 57
V36/V37/V38 PWB-TERMINAL Sound Select Circuitry ................................................................. 58
V36/V37/38 Overall Control Circuitry ............................................................................................. 59
V36/V37/V38 Engine & Lamp Control Circuitry ............................................................................. 60
V36/V37/V38 Auto Input/Output Detect Circuitry ........................................................................... 61
V36/V37/V38 Short Protect Circuitry ............................................................................................. 62
SCHEMATIC DIAGRAMS .....................................................................................................................
Digital Light Processing, Digital Micro Mirror Device and DLP are Trademarks of Texas Instruments.
Dolby and Dolby digital are registered trademarks of Dolby Laboratories.
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-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833
Page 4