JVC LT-26DR7BJ Service Manual page 55

CONTENTS
SEMICONDUCTOR SHAPES ......................................................................2-2
BLOCK DIAGRAM ........................................................................................2-3
WIRING DIAGRAM ........................................................................................2-5
CIRCUIT DIAGRAMS ....................................................................................2-7
ANALOG PWB CIRCUIT DIAGRAM ........................................................................................................... 2-7
DIGITAL PWB CIRCUIT DIAGRAM .......................................................................................................... 2-19
POWER PWB CIRCUIT DIAGRAM .......................................................................................................... 2-51
LED PWB CIRCUIT DIAGRAM ................................................................................................................. 2-57
SW PWB CIRCUIT DIAGRAM ................................................................................................................. 2-59
D-AMP PWB CIRCUIT DIAGRAM ............................................................................................................ 2-61
DC-DC PWB CIRCUIT DIAGRAM ............................................................................................................. 2-63
PATTERN DIAGRAMS .............................................................................. 2-67
ANALOG PWB PATTERN ........................................................................................................................ 2-67
DIGITAL PWB PATTERN ......................................................................................................................... 2-69
POWER PWB PATTERN ......................................................................................................................... 2-73
DC-DC PWB PATTERN ............................................................................................................................ 2-77
LED PWB PATTERN ................................................................................................................................ 2-79
SW PWB PATTERN ................................................................................................................................. 2-79
D-AMP PWB PATTERN ............................................................................................................................ 2-80
VOLTAGE CHARTS .................................................................................. 2-81
WAVEFORMS ............................................................................................ 2-83
USING P.W. BOARD
PWB ASS'Y name LT-26DR7BJ
ANALOG P.W. BOARD SFL-1247A-U2
D-AMP P.W. BOARD SFL-6222A-U2
SW P.W. BOARD SFL-7206A-U2
LED P.W. BOARD SFL-8904A-U2
POWER P.W. BOARD SFL-9046A-U2
DC DC P.W. BOARD SFL-9152A-U2
DIGITAL P.W. BOARD SFL0D264A-U2
PWB ASS'Y name LT-32DR7BJ/P
ANALOG P.W. BOARD SFL-1247A-U2
D-AMP P.W. BOARD SFL-6222A-U2
SW P.W. BOARD SFL-7206A-U2
LED P.W. BOARD SFL-8904A-U2
POWER P.W. BOARD SFL-9046A-U2
DC DC P.W. BOARD SFL-9152A-U2
DIGITAL P.W. BOARD
SEMICONDUCTOR SHAPES
TRANSISTOR
BOTTOM VIEW
E
C
B
E C B
IC
BOTTOM VIEW
OUT
E
IN
IN E
CHIP IC
N
N
N
1
N
2-2(No.YA408)
LT-26DR7SJ LT-26DR7BJ/P LT-26DR7SJ/P
LT-32DR7SJ/P LT-37DR7BJ LT-37DR7SJ
SFL-7209A-U2
SFL-9047A-U2
SFL-9153A-U2
FRONT VIEW
B C E
E C B
( G ) ( D ) ( S )
FRONT VIEW
1 N
OUT
TOP VIEW
1
N
LT-32DR7BJ LT-32DR7SJ
LT-37DR7BJ/P LT-37DR7SJ/P
SFL-7206A-U2
TOP VIEW
CHIP TR
C
E C B B E
TOP VIEW
1
N
1 N