JVC LT-26F80BU, Service Manual

Page: 34 / 55

SEMICONDUCTOR SHAPES
USING P.W. BOARD
P.W.B ASS’Y name
MAIN P.W. BOARD
AV JACK P.W. BOARD
SIDE CONTROL P.W. BOARD
LED P.W. BOARD
AMPLIFIER P.W. BOARD
POWER P.W. BOARD
NOISE FILTER P.W. BOARD
VE-20332945
VE-20231873
VE-20281984
VE-20275736
VE-20279752
VE-20335633
VE-20290553
LT-26F80BU
CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
WIRING DIAGRAM ........................................................................................2-3
BLOCK DIAGRAM ........................................................................................2-5
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-7
AV JACK PWB CIRCUIT DIAGRAM ......................................................................................................... 2-23
AMPLIFIER PWB CIRCUIT DIAGRAM ..................................................................................................... 2-25
POWER PWB CIRCUIT DIAGRAM .......................................................................................................... 2-27
SIDE CONTROL PWB CIRCUIT DIAGRAM ............................................................................................. 2-29
NOISE FILTER PWB CIRCUIT DIAGRAM ................................................................................................ 2-29
LED PWB CIRCUIT DIAGRAM ................................................................................................................. 2-30
PATTERN DIAGRAMS
MAIN PWB PATTERN .............................................................................................................................. 2-31
POWER PWB PATTERN .......................................................................................................................... 2-35
AV JACK PWB PATTERN ........................................................................................................................ 2-39
AMPLIFIER PWB PATTERN .................................................................................................................... 2-39
SIDE CONTROL PWB PATTERN ............................................................................................................. 2-39
NOISE FILTER PWB PATTERN................................................................................................................ 2-40
LED PWB PATTERN ................................................................................................................................ 2-40
2-2(No.YA534)
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