JVC LT-32A70BU Service Manual

SEMICONDUCTOR SHAPES
CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
WIRING DIAGRAM ........................................................................................ 2-3
BLOCK DIAGRAM ........................................................................................ 2-5
CIRCUIT DIAGRAMS ....................................................................................2-7
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-7
POWER PWB CIRCUIT DIAGRAM .......................................................................................................... 2-15
CONTROL PWB CIRCUIT DIAGRAM ...................................................................................................... 2-17
IR PWB CIRCUIT DIAGRAM .................................................................................................................... 2-18
PATTERN DIAGRAMS .............................................................................. 2-19
MAIN PWB PATTERN .............................................................................................................................. 2-19
POWER PWB PATTERN .......................................................................................................................... 2-23
CONTROL PWB PATTERN ...................................................................................................................... 2-24
IR PWB PATTERN .................................................................................................................................... 2-24
VOLTAGE CHARTS .................................................................................. 2-25
WAVEFORMS ............................................................................................ 2-26
USING P.W. BOARD
IC
BOTTOM VIEW FRONT VIEW TOP VIEW
1 N
N
1
OUT
E
IN
IN OUTE
1 N
TOP VIEW
N
1
N
N
N
1
N
CHIP IC
TRANSISTOR
BOTTOM VIEW FRONT VIEW TOP VIEW
CHIP TR
E
C
B
ECB
C
BE
B
(
G
)
E
(
S
)
C
(
D
)
ECB
ECB
PWB ASS'Y name LT-26A70BJ LT-26A70BU LT-26A70SJ LT-26A70SU
MAIN P.W. BOARD SFT-1051A-U2
㸠㸠㸠
CONTROL P.W. BOARD SFT-7251A-U2
㸠㸠㸠
IR P.W. BOARD SFT-8951A-U2
㸠㸠㸠
POWER P.W. BOARD SFT-9051A-U2
㸠㸠㸠
PWB ASS'Y name LT-32A70BJ LT-32A70BU LT-32A70GU LT-32A70SJ LT-32A70SU
MAIN P.W. BOARD SFT-1052A-U2
㸠㸠㸠
SFT-1052A-U2
CONTROL P.W. BOARD SFT-7251A-U2
㸠㸠㸠㸠
IR P.W. BOARD SFT-8951A-U2
㸠㸠㸠㸠
POWER P.W. BOARD SFT-9051A-U2
㸠㸠㸠㸠
2-2(No.YA492)

JVC LT-32A70BU Specifications

General

Brand	JVC
Model	LT-32A70BU
Category	TV
Language	English