TAblE OF CONTENTS
OVERVIEW ....................................................................................................5
INTRODUCTION .................................................................................................... 5
COMPUTER CONNECTION ........................................................................................ 5
SERVICE MENU ..................................................................................................... 6
SERVICE REMOTE .................................................................................................. 7
THEORy .......................................................................................................9
LIqUID CRySTAL DISPLAy ...................................................................................... 9
LIqUID CRySTAL PANEL ........................................................................................10
POWER SUPPLy ...................................................................................................11
PSU CONNECTORS ................................................................................................11
IC DISTRIBUTION CHART ......................................................................................14
I
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VIDEO BLOCk DIAGRAM ........................................................................................17
NO VIDEO FLOWCHART .........................................................................................18
LCD CONTROL BOARD ...........................................................................................19
NO RF - NTSC ......................................................................................................22
NO RF - ATSC ......................................................................................................23
AV1/AV2 AUDIO ..................................................................................................24
COMPOSITE VIDEO INPUT......................................................................................25
COMPONENT VIDEO INPUT ....................................................................................26
RGB VIDEO INPUT ...............................................................................................28
HDMI SIGNAL PATH .............................................................................................29
AUDIO SIGNAL PATH ............................................................................................32
NO RF SOUND .....................................................................................................34
NO RF SOUND FLOWCHART ....................................................................................35
NO DTV SOUND ...................................................................................................36
NO SOUND FROM INPUTS ......................................................................................37
NO HDMI SOUND .................................................................................................38
DISASSEMBLy.............................................................................................. 40
ExPLODED VIEW ..................................................................................................40
ExPLODED VIEW PARTS .........................................................................................41
Directview LCD Training
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Contents