SERVICE MANUAL
N N T T S S C C
SAFETY PRECAUTIONS .................................................................................................... 2
PRODUCT SAFETY NOTICE .............................................................................................. 3
SERVICING PRECAUTIONS .............................................................................................. 4
AGENCY REGULATORY INFORMATION............................................................................ 9
SPECIFICATIONS ..............................................................................................................11
FEATURES AND FUNCTIONS ..........................................................................................15
ADJUSTMENTS ..................................................................................................................36
TROUBLESHOOTING FLOWCHARTS ..............................................................................77
DC VOLTAGE TABLES ........................................................................................................82
EXPLODED VIEW DIAGRAMS ..........................................................................................85
BLOCK DIAGRAMS ..........................................................................................................104
WIRING CONNECTION DIAGRAMS ................................................................................105
FINAL WIRING DIAGRAMS ..............................................................................................107
PRINTED CIRCUIT BOARDS ..........................................................................................110
CIRCUIT SCHEMATIC DIAGRAMS ..................................................................................128
DISASSEMBLY PROCEDURES........................................................................................147
PARTS LIST ......................................................................................................................224
QUICK REFERENCE PARTS LIST (IC & UNIT) ..............................................................238
PWB & Major Assembly Parts List ....................................................................................240
CAUTION:
These servicing instructions are for use by qualified service personnel only. To reduce the risk of elec-
tric shock do not perform any servicing other than that contained in the operating instructions unless
you are qualified to do so. Before servicing this chassis, it is important that the service technician read
the "IMPORTANT SAFETY INSTRUCTIONS" in this service manual.
Components having special safety characteristics are identified by a
Service Data and its supplements and bulletins. Before servicing the chassis, it is important that the service techni-
cian read and follow the "Important Safety Instructions" in this Service Manual.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
LCD PROJECTION TELEVISION
Version 0191.5
MAR 2005
L L C C 4 4 8 8 / / B B - - L L C C 4 4 7 7 / / B B / / K K
C C H H A A S S S S I I S S
TO GO TO A CHAPTER, CLICK ON ITS HEADING BELOW
SAFETY NOTICE
USE ISOLATION TRANSFORMER WHEN SERVICING
HHEA-MANUFACTURING DIVISION
PA
50/60/70VS810
50V710/715
60V710/715
42V710/715
CONTENTS
on the schematics and on the parts list in this
!
No. 0191
LC48/B
LC47
LC47B
LC47K
R/C: CLU-3842WL
Updated 7/6/05
Updated 5/6/05
Updated 08.24.06