JVC LT-26AX5/S Service Manual page 22

CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
WIRING DIAGRAM ........................................................................................2-3
BLOCK DIAGRAM ........................................................................................2-5
CIRCUIT DIAGRAMS
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-7
KEY PWB CIRCUIT DIAGRAM ................................................................................................................. 2-17
LED PWB CIRCUIT DIAGRAM ................................................................................................................. 2-18
POWER PWB CIRCUIT DIAGRAM [LT-26AX5, LT-26AX5/S] ................................................................... 2-19
POWER PWB CIRCUIT DIAGRAM [LT-32AX5, LT-32AX5/S] ................................................................... 2-25
PATTERN DIAGRAMS
MAIN PWB PATTERN .............................................................................................................................. 2-31
POWER PWB PATTERN .......................................................................................................................... 2-35
KEY PWB PATTERN ................................................................................................................................ 2-37
LED PWB PATTERN ................................................................................................................................ 2-37
VOLTAGE CHATRS................................................................................... 2-38
WAVEFORMS ............................................................................................ 2-39
USING P.W. BOARD
P.W.B ASS'Y name
MAIN P.W BOARD
POWER P.W BOARD
LED P.W BOARD
KEY P.W BOARD
SEMICONDUCTOR SHAPES
TRANSISTOR
BOTTOM VIEW
E
C
B
E C B
IC
BOTTOM VIEW
OUT
E
IN
CHIP IC
N
1
2-2(No.YA344)
LT-26AX5
QAL0791-001
QAL0793-001
QAL0794-001
QAL0795-001
FRONT VIEW
B C E
( G ) ( D ) ( S )
FRONT VIEW
1
IN E OUT
TOP VIEW
LT-32AX5
LT-26AX5/S
QAL0792-001
E C B
E C B
1 N
N
1
N
LT-32AX5/S
TOP VIEW
CHIP TR
C
B E
TOP VIEW
1
N