Sony IFB-12 Service Manual page 32

Table of Contents

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1
2
3
R-Y/VIDEO,R/PR
Y/Y,G/Y
B-Y/C,B/PB
SYNC HD
4
CN6
AUDIO L
1
(MONO)
2
3
CN7
4
AUDIO R
5
AUDIO SUB
5
A
B
IFB-12 (OLD) (1/3)
12V
+12V
1
RY1
A-12W-K
3
1
10
+10V
2
LD1
10V
3
VR3668S
2
4
R1
(POWER)
2.2k
D1
:CHIP
7
DCC010
8
PROT
9
5
6
R
R
RY2
AQ-12W-K
1
10
G
G
2
3
4
7
8
9
5
6
+12V
CN1
RY3
1
A-12W-K
J1
R IN/OUT
1
1
10
GND
2
2
B
B
2
3
GND
3
4
J2
G IN/OUT
4
7
8
GND
5
9
GND
6
3
5
6
J3
B IN/OUT
7
GND
8
J4
RY4
HD IN/OUT
9
A-12W-K
GND
10
1
10
J5
VD
VD IN/OUT
11
4
2
3
GND
12
4
5
9
8
7
5
6
RY5
A-12W-K
JA
1
10
5P-SZN
CN2
AUDIO L AUDIO L
4
3
AUDIO L
AUDIO L
1
2
GND
GND
2
AUDIO R AUDIO R
7
8
AUDIO L
AUDIO L
3
9
AUDIO R
AUDIO R
4
5
6
GND
GND
5
JP1
R
R
1
R
2
G-R
3
R215
47
JP2
B
B
1
B
2
G-B
3
C
IFB-12 (OLD) (1/3)
+5V IN
5V-2
S1
1
12
2
11
3
10
4
9
5
8
6
7
R2
ON
S3
75
SSJ-012M
:RN-CP
R
OFF
R OUT
R
+10V IN
10V-2
+10V OUT
10V-3
R3
ON
S4
75
SSJ-012M
:RN-CP
G
OFF
G OUT
G
R4
ON
S5
75
SSJ-012M
:RN-CP
B
OFF
B OUT
B
AUDIO L
AUDIO L
AL-OUT
9
8
7
AUDIO R
R
AUDIO R
AR-OUT
2
3
4
+12V
Q9
10
1
RN1310
+10V OUT
RY6
3
12V
A-12W-K
SW
R211
10V-3
(0.1)
G
1
2
10k
:CHIP
D5
DCC010
(3.7)
PROT
B
HD-IN
HD-OUT
VD-IN
VD-OUT
AUDIO L
AL-IN
AUDIO R
AR-IN
12.6
(0)
0
(4.9)
Q1
RN1423
SW
R
IN R
IN G
GS
G
B
IN B
7-5
7-5
D
E
R5
10k
+5V IN
:CHIP
5V-2
4.8
D6
RD2.7SB
0
Q2
RN1310
MODE SW
3.6
0
Q4
RN1423
MODE SW
1
0
0
Q5
3
RN1423
MODE SW
2
4.8
0
Q6
D3
RN1423
DCC010
MODE SW
MODE SW
4.8
0
Q7
RN1423
2
MODE SW
D4
3
DCC010
4.8
MODE SW
0
1
Q8
RN1423
MODE SW
R/G/B
+12V
12V
+12V
+10V IN
D19
10V-2
10
1
RY7
DCC010
R175
R178
C84
3
A-12W-K
22k
820
10
PROT
4
:CHIP
:CP
16V
1
2
3
2
7
IC19
C82
8
OPA658U
10
R174
9
AMP
16V
10
C85
R177
C88
R
6
5
:TA-CP
:CHIP
0.1
75
2200
7
IN R
3
:RN-CP
10V
6
5.1
2
R
4
5.0
R176
R173
C61
390
5.1
22k
1p
:RN-CP
R179
:CHIP
:CP
R
820
:CP
RY8
A-12W-K
+10V IN
10V-2
10
1
R183
R186
C91
22k
820
10
4
:CHIP
:CP
16V
3
2
IC20
7
OPA658U
C89
8
10
R182
AMP
9
16V
10
C92
R185
C95
G
:TA-CP
:CHIP
0.1
75
2200
6
5
IN G
3
7
:RN-CP
10V
6
5.1
2
G
4
5.0
R184
R181
C62
390
5.1
22k
2p
:RN-CP
:CHIP
R187
:CP
G
820
RY9
:CP
A-12W-K
+10V IN
10V-2
10
1
R191
R194
C98
22k
820
10
4
:CHIP
:CP
16V
3
2
7
C96
IC21
8
10
R190
OPA658U
9
C99
16V
10
R193
C102
B
AMP
0.1
6
5
:TA-CP
:CHIP
75
2200
7
IN B
3
:RN-CP
10V
6
5.1
2
B
4
5.0
R192
R189
C63
390
5.1
22k
1p
:RN-CP
B
:CHIP
R195
:CP
820
:CP
0.1
(12.6)
0
(4.9)
Q21
RN1423
D18
SW
DCC010
3
PROT
1
2
+10V IN
+5V IN
10V-2
5V-2
3
1
I
O
G
C103
C104
10
2
0.22
16V
F:CHIP
IC22
NJM78L05A
+5V REG.
AUDIO L/R
AUDIO L/R
F
A
R/G/B
RGB/VIDEO
CODE1
TO IFB-12(3/3)
VIDEO/YC
R/G/B
RGB OUT
B
HD/CS
R/C/R-Y
TO IFB-12(2/3)
C
VD
G/Y/Y
B/C/B-Y
IFB-12
(OLD)
(1/3)
(INTERFACE)
A
TO IFB-12(3/3)
TO IFB-12(2/3)
B
B-SS9556<W/W>-IF12-P1
IFB-12/12A
G
H

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