JVC AV-27F704/BSA Service Manual page 91

CONTENTS
SEMICONDUCTOR SHAPES ...................................................................... 2-2
BLOCK DIAGRAM ........................................................................................ 2-3
CIRCUIT DIAGRAMS .................................................................................... 2-5
MAIN PWB CIRCUIT DIAGRAM ................................................................................................................ 2-5
AV SELECTOR PWB CIRCUIT DIAGRAM ................................................................................................ 2-11
CRT SOCKET PWB CIRCUIT DIAGRAM ................................................................................................. 2-13
FRONT CONTROL PWB CIRCUIT DIAGRAM ......................................................................................... 2-15
LED & POWER SW PWB CIRCUIT DIAGRAM ........................................................................................ 2-16
DAF PWB CIRCUIT DIAGRAM ................................................................................................................ 2-17
PATTERN DIAGRAMS .............................................................................. 2-19
MAIN PWB PATTERN .............................................................................................................................. 2-19
AV SELECTOR PWB PATTERN ............................................................................................................... 2-23
CRT SOCKET PWB PATTERN ................................................................................................................. 2-24
DAF PWB PATTERN ................................................................................................................................ 2-25
FRONT CONTROL PWB PATTERN ......................................................................................................... 2-26
LED & POWER SW PWB PATTERN ....................................................................................................... 2-26
CHANNEL CHART (US) ............................................................................. 2-27
CHANNEL CHART (CA) ............................................................................. 2-28
USING P.W. BOARD
PWB ASS'Y nam e
MAIN P.W. BOARD
CRT SOCKET P.W. BOARD
AV SELECTOR P.W. BOARD
FRONT CONTROL P.W. BOARD
LED & POWER SW P.W. BOARD
DAF P.W BOARD
SEMICONDUCTOR SHAPES
TRANSISTOR
BOTTOM VIEW
E
C
B
E C B
IC
BOTTOM VIEW
OUT
E
IN
CHIP IC
N
N
N
1
N
AV-27F704/ASA AV-27F704/AZA
SGJ-1503A-M2 SGJ-1504A-M2
SGJ-3002A-M2 SGJ-3006A-M2
SGJ-5501A-M2 ←
←
SGJ-6001A-M2
←
SGJ-7501A-M2
- -
FRONT VIEW
B C E
(G)(D)(S)
FRONT VIEW
1 N
IN E OUT
TOP VIEW
1
N
AV-32F704/AYA
SGJ-1501A-M2
SGJ-3004A-M2
←
SGJ-6002A-M2
←
SGJ-2003A-M2
CHIP TR
E C B
E C B
1 N
No.52113
AV-32F704/AZA AV-36F704/AYA
SGJ-1505A-M2 SGJ-1502A-M2
SGJ-3003A-M2 SGJ-3001A-M2
← ←
←
SGJ-6003A-M2
← ←
SGJ-2002A-M2 SGJ-2001A-M2
TOP VIEW
C
B E
TOP VIEW
1
N
2-2