JVC LT-19DA9 Series Service Manual page 45

CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
WIRING DIAGRAM .......................................................................................2-3
BLOCK DIAGRAM........................................................................................2-5
CIRCUIT DIAGRAMS ...................................................................................2-7
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................. 2-7
MPEG PWB CIRCUIT DIAGRAM ............................................................................................................. 2-51
IR PWB CIRCUIT DIAGRAM .................................................................................................................... 2-87
KEY PWB CIRCUIT DIAGRAM ................................................................................................................. 2-89
PATTERN DIAGRAMS .............................................................................. 2-91
MAIN PWB PATTERN .............................................................................................................................. 2-91
MPEG PWB PATTERN ............................................................................................................................. 2-95
IR PWB PATTERN .................................................................................................................................... 2-99
KEY PWB PATTERN ................................................................................................................................ 2-99
USING P.W. BOARD
P.W.B ASS Y name
MAIN P.W. BOARD
MPEG P.W. BOARD
IR P.W. BOARD
KEY P.W. BOARD
SEMICONDUCTOR SHAPES
TRANSISTOR
BOTTOM VIEW
E
C
B
IC
BOTTOM VIEW
OUT
E
IN
CHIP IC
N
1
2-2(No.YA606<Rev.001>)
LT-26DA9BJ
HU-71200009
HU-71200005
HU-72200001
HU-72200002
FRONT VIEW
B C E
E C B
( G ) ( D ) ( S )
FRONT VIEW
IN E OUT
TOP VIEW
LT-26DA9BU
E C B
1
1 N
1
N
LT-26DB9BD
HU-71200006
TOP VIEW
CHIP TR
C
E C B B E
TOP VIEW
1
N
N