Sony WEGA KE-50XBR900, KE-42XBR900, Service Manual

Page: 84 / 203

KE-50XBR900(UC) 4-49
(8) Schematic Diagram of IFA Board
1
A
B
C
D
E
F
G
H
I
J
2 12 13
11 10
9 8 7 6 5
4 3
14
15
BS9V
BS5V
SET11V
LVDS3.3V
SET6.5V
D6.5V
TO MS BOARD
CN402
TO DIC BOARD
CN401
CN4004
CN5238
CN1604
TO DP BOARD
CN6004
B-SS4365<UC.>-IFA
IFA
TO A(2/2)BOARD
TO M(5/5)BOARD
TO AD(1/4)BOARD
D 6.5V
GND GND GND GND GND GND GND GND GND GND
ATW-YV
COMB OUT C
COMB OUT Y
SUB IN C
SUB IN Y/V
MAIN IN C
ATW-YV
LVDS3.3V
LVDS-PD
OVP GND GND GND GND GND
D 6.5V D 6.5V D 6.5V D 6.5V D 6.5V
MID_BUSY AT3_RST M BLOCK S BLOCK
CV/COMP_SW
OVP
NC
M BLOCK
S BLOCK
AT3 RST
CV/COMP_SW
GND
MID RST
SET 6.5V
SET 11V
GND
GND GND
GND
LVDS-PD
3D/GR-RST
MID BUSY
POWER INT
GND
VPULSE
B INT
SCL EXT
SDA EXT
GND
GND
GND
GND
GND
GND
GND
MAIN IN Y/V
GND
COMP IN Y
GND
COMP IN CB
GND
COMP IN CR
GND GND GND BS 9V BS 9V BS 9V BS 5V BS 5V BS 5V MS_SCLK-
NC(LVDS_3.3V) NC(LVDS_3.3V)
GND MS_SDIR- GND MS_SDO- GND MS_BS- GND MS_SDI- MS_BS+ GND MS_INS
DIGITAL 3.3V DIGITAL 3.3V
POWER INT GND SDA EXT GND SCL EXT GND GND NC GND GND BINT GND GND
COMP IN CR
GND GND
COMP IN CB
GND GND COMP IN Y GND GND 3D/GR-RST GND VPULSE
MAIN IN Y/V
GND
MID RST SUB IN Y/V
GND
SCHIP RST MAIN IN C
GND SOUT CR SUB IN C GND SOUT CB GND GND SOUT Y GND
HD/SD_SW DIS OUT VS
GND VM0
DIS OUT CR
GND VM MUTE AMSK GND
DIS OUT HS COMB OUT Y
GND
DIS OUT Y COMB OUT C
GND
DIS OUT CB
GND GND GND GND GND GND MS_INS MS_SDI- MS_SDO- MS_SCLK- MS_SDIR- MS_BS- MS_BS+ GND
DIGITAL 3.3V
GND GND
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
I O
G
A1 B1 C1 A2 B2 C2 A3 B3 C3 A4 B4 C4 A5 B5 C5 A6 B6 C6 A7 B7 C7 A8 B8 C8 A9 B9 C9 A10 B10 C10 A11 B11 C11 A12 B12 C12 A13 B13 C13 A14 B14 C14 A15 B15 C15 A16 B16 C16 A17 B17 C17 A18 B18 C18 A19 B19 C19 A20 B20 C20 A21 B21 C21 A22 B22 C22 A23 B23 C23 A24 B24 C24 A25 B25 C25 A26 B26 C26 A27 B27 C27 A28 B28 C28 A29 B29 C29 A30 B30 C30 A31 B31 C31 A32 B32 C32
1 2 3 4 5 6 7 8
G VC
O I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20
FB8001
FB8006
FB8014
JR8002
FB8062
FB8063 FB8064
FB8065
FB8066
FB8067
FB8068
FB8070
FB8071
FB8072
CN8004
JR8001
IC8002
IC8001
D8001
FB8069
FB8013
FB8012
FB8011
FB8009
FB8008
FB8007
FB8005
FB8004
FB8003
FB8002
FB8018
FB8017
FB8016
FB8015
C8003
C8004
C8001
C8002
CN8008
CN8005
CN8011
R8002
R8003
CN8001
CN8003
CLP8001
CLP8002
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
0
1/16W
:CHIP
96P
:B TO B
0
:CHIP
PQ09RD11
PQ30RV21
MA111-TX
0
1/16W
:CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
0 1/16W :CHIP
100
16V
470
16V
100
10V
470
10V
8P
:VH
18P
WHT
:PHD
20P
:B TO B
470
1/16W
:RN-CP
1.5k
1/16W
:RN-CP
18P
:FPC
20P
:FPC
CR
CB
Y
SUB-C
MAIN-C
SUB-Y
MAIN-Y
COMB-Y
COMB-C
DAT
CLK
BINT
P-INT
MID BUSY
LVDS-PD
P-INT LVDS-PD VPULSE
MAIN-Y SUB-Y MAIN-C SUB-C
COMB-Y COMB-C
Y CB CR
BINT CLK DAT
3.3V MS_INS MS_SDIR- MS_SDO- MS_BS- MS_BS+ 3.3V MS_BS+ MS_BS- MS_SDIR- MS_SCLK- MS_SDO- MS_SDI- MS_INS
VPULSE
3D/GR-RST
MS_SCLK- MS_SDI-
3D/GR-RST MID-RST
CV/COMP_SW
AT3 RST
S BLOCK
M BLOCK
MID-RST
CV/COMP_SW S BLOCK M BLOCK MID BUSY AT3 RST