JVC LT-20DA6SK, Руководство по обслуживанию

Страница: 17 / 96

SEMICONDUCTOR SHAPES
CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
BLOCK DIAGRAM [TV PARTS] ..................................................................2-3
BLOCK DIAGRAM [IDTV PARTS]...............................................................2-5
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-7
SIDE CONTROL PWB CIRCUIT DIAGRAM ............................................................................................. 2-31
LED PWB CIRCUIT DIAGRAM ................................................................................................................. 2-31
AV JACK PWB CIRCUIT DIAGRAM ......................................................................................................... 2-32
PATTERN DIAGRAMS
MAIN PWB PATTERN .............................................................................................................................. 2-33
SIDE CONTROL PWB PATTERN ............................................................................................................. 2-37
LED PWB PATTERN ................................................................................................................................ 2-37
AV JACK PWB PATTERN ........................................................................................................................ 2-37
USING P.W. BOARD
P.W.B ASS’Y name
MAIN P.W. BOARD
SIDE CONTROL P.W. BOARD
LED P.W. BOARD
AV JACK P.W. BOARD
VE-20228287
VE-20224821
VE-20220627
VE-20224823
LT-20DA6SK
IC
BOTTOM VIEW FRONT VIEW TOP VIEW
1 N
N
1
OUT
E
IN
IN OUT E
1 N
TOP VIEW
1
N
1
N
CHIP IC
TRANSISTOR
BOTTOM VIEW FRONT VIEW TOP VIEW
CHIP TR
E
C
B
E C B
C
B E
B
(G)
E
(S)
C
(D) E C B
E C B
2-2(No.YA354)