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MODELS: LT-40148 / LT-46148 / LT-46149 / LT-46246 / LT-52148 / LT-52149 / LT-52246
INTRODUCTION ................................................................................................................................ 5
Dimensions, weight, power usage, etc. ........................................................................................... 5
PRODUCT SAFETY NOTICE ............................................................................................................. 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY .................................................................................................................................. 7
LT-40148
Back Cover Removal ....................................................................................................................... 7
LCD Stand Removal ........................................................................................................................ 7
Stand Holder, Stay-VESA-T & T-CON Removal ............................................................................... 7
Chassis & Stay-VESA-B Removal .................................................................................................. 8
Speaker, Switch, In/Out & Preamp Assemblies Removal ................................................................. 8
Bezel Removal ................................................................................................................................ 8
Holder-Panel-Bottom Removal......................................................................................................... 9
Sides & Top panel Holders, and Stay-Panels R&L Removal ............................................................ 9
Panel Installation in Bezel ............................................................................................................... 9
Back Cover Removal ..................................................................................................................... 10
Stand Removal .............................................................................................................................. 10
Stand Holder Removal ................................................................................................................... 11
Stay-VESA-T & Shield T-CON Removal ......................................................................................... 11
Chassis & Stay-VESA-B Removal ................................................................................................ 11
Speaker, Switch & In/Out Assemblies Removal ............................................................................. 12
Bezel Removal .............................................................................................................................. 12
Holder Panel Bottom Removal....................................................................................................... 12
Side/Top Holder Panels and Stay-Panels Removal ........................................................................ 13
Panel and/or Bezel Replacement .................................................................................................. 13
IN/OUT Cover Removal .................................................................................................................. 13
PWB-MAIN Cover Removal ........................................................................................................... 13
PWB-POWER Removal ................................................................................................................ 14
PWB-MAIN Removal ..................................................................................................................... 14
SBL, SPBOX & 16SPBOX Assemblies Removal ........................................................................... 15
Lead Dress and Connectors Locations .......................................................................................... 16
SETUP, INTIALIZATION & ERROR CODES
User Controls and Inputs ............................................................................................................... 19
Option Menu ................................................................................................................................. 20
Digital Signal Strength ................................................................................................................... 20
Reset & Initialization ..................................................................................................................... 21
Initial Settings ............................................................................................................................... 22
AV Initial Settings ......................................................................................................................... 23
LED Diagnostics ........................................................................................................................... 23
Error Codes Operational Check ..................................................................................................... 24
USING LEAD FREE SOLDER .......................................................................................................... 25
CHIP PARTS REPLACEMENT ......................................................................................................... 26
REPLACEMENT PARTS .................................................................................................................. 27
Parts Ordering .............................................................................................................................. 27
Critical and Warranty Parts Designation........................................................................................ 27
CONTENTS
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