JVC LT-42EM91, Руководство по обслуживанию

Страница: 4 / 32

IMPORTANT SERVICE SAFETY INFORMATION .......................................................................................................
A1-1
ABOUT LEAD FREE SOLDER (PbF) ...........................................................................................................................
A1-2
TABLE OF CONTENTS ..................................................................................................................................................
A2-1
GENERAL SPECIFICATIONS ........................................................................................................................................
A3-1~A3-6
DISASSEMBLY INSTRUCTIONS
1. REMOVAL OF MECHANICAL PARTS AND P. C. BOARDS........................................................................ B1-1, B1-2
2. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC............................................................................ B2-1, B2-2
SERVICE MODE LIST ...................................................................................................................................................
C-1
WHEN REPLACING EEPROM (MEMORY) IC ............................................................................................................
C-2
ELECTRICAL ADJUSTMENTS ....................................................................................................................................
D-1~D-6
TROUBLESHOOTING GUIDE .......................................................................................................................................
E-1~E-3
IC DESCRIPTION ...........................................................................................................................................................
F-1~F-7
SEMICONDUCTOR BASE CONNECTIONS ................................................................................................................
G-1
BLOCK DIAGRAMS
MAIN & FRC..................................................................................................................................... H-1, H-2
POWER............................................................................................................................................ H-3, H-4
PRINTED CIRCUIT BOARDS
MAIN/LED........................................................................................................................................ I-1, I-2
FRC/OPERATION.............................................................................................................................. I-3, I-4
POWER/REMOCON.......................................................................................................................... I-5~I-8
SCHEMATIC DIAGRAMS
FLASH............................................................................................................................................. J-1, J-2
DDR2............................................................................................................................................... J-3, J-4
HDMI................................................................................................................................................ J-5, J-6
LVDS............................................................................................................................................... J-7, J-8
MICON.............................................................................................................................................. J-9, J-10
SCALER POWER.............................................................................................................................. J-11, J-12
TABLE OF CONTENTS
SCALER POWER.............................................................................................................................. J-11, J-12
TUNER............................................................................................................................................. J-13, J-14
SCALER VIDEO/AUDIO.................................................................................................................... J-15, J-16
JACK............................................................................................................................................... J-17, J-18
REGULATOR.................................................................................................................................... J-19, J-20
SOUND............................................................................................................................................ J-21, J-22
SOUND2.......................................................................................................................................... J-23, J-24
JACK2..................................................................................................................................................................... J-25, J-26
EMI FILTER...................................................................................................................................... J-27, J-28
PFC / SUB_POWER........................................................................................................................... J-29, J-30
MAIN_POWER.................................................................................................................................. J-31, J-32
LVDS1............................................................................................................................................. J-33, J-34
DDR................................................................................................................................................ J-35, J-36
FRC................................................................................................................................................. J-37, J-38
POWER............................................................................................................................................ J-39 J-40
OPERATION .................................................................................................................................... J-41, J-42
INTERCONNECTION DIAGRAM ...................................................................................................................................
J-43, J-44
WAVEFORMS ................................................................................................................................................................
K-1
MECHANICAL EXPLODED VIEWS .............................................................................................................................
L-1, L-2
MECHANICAL REPLACEMENT PARTS LIST ............................................................................................................
M1-1
ACCESSORY REPLACEMENT PARTS LIST .............................................................................................................
M1-1
ELECTRICAL REPLACEMENT PARTS LIST ..............................................................................................................
M2-1~M2-8
A2-1