Sony KV-EF29N90, Service Manual

Page: 42 / 90

KV-EF29N90
RM-882
KV-EF29N90
RM-882
KV-EF29N90
RM-882
KV-EF29N90
RM-882
KV-EF29N90
RM-882
– 47 – – 48 – – 49 – – 50 –
BLOCK DIAGRAMS (3)
– 51 –
VIDEO
V/SDA/SCL
R-Y
B-Y
Y
SSCP
MON V
SCL
SDA
7
6
5
1
7
6
5
1
R-Y
B-Y
Y
SSCP
CN126 CN3302
3 3
7
6
7
6
SCL
SDA
CN116 CN3301
MONV
7
5
12
10
31 30
26
28
21
IC3301
PICTURE BOOSTER
V IN
U IN
Y IN
SC
V OUT
U OUT
Y OUT
SCL SDA
7
2
3
4
BUFF
Q3302
BUFF
Q3301
BUFF
Q3304
BUFF AMP BUFF
Q3308 Q3309 Q3310
BUFF AMP BUFF
Q3305 Q3306 Q3307
BUFF
Q3316,3317
IC3305
Y/V SW
25
21 13
20
7
26
22
16
5
3
15
IC3302
LTI
Y IN
Y OUT
DSC
DSC LG
SHP CTL
VM LMT
COR LVL
TEST/VM
4
3
7
6
5
15
14
1
2
9
10
SW1
SW0
SW2
SW3
DAC3
DAC4
DAC0
DAC1
DAC2
SCL
SDA
IC3303
D/A CONV.
AMP
Q3312
DL
1
13
14
2
5 7 9
IC3304
AMP
OUT1
OUT2
OUT3
OUT4
IN
BUFF
Q3313,3314,3318
4
3
4
3
2 2
R-Y
B-Y
Y
CN3302 CN126
4
2
4
2
VM MUTE
V TIM
CN3304 CN120
INV
Q3315
BUFF
Q3319
INV
Q3320
VM OUT VM PEAK VM 2
CN3305
TO VM BOARD
CN961
B
B3
(PICTURE BOOSTER)
V/SDA/SCL
VIDEO
9
7
6
2
9
7
6
2
VIDEO
SDA
SCL
V PULSE
CN402 CN125
5
12
2
4
15
14
IC1412
SW
DVD
DVD
R-Y
DVD
Y
B-Y
RY
OUT
Y
OUT
BY
OUT
DVD R-Y
DVD B-Y
DVD Y
FROM
P3 BOARD
(1/2)
3
1
13
4
15
14
SW
TEXT
R-Y
TEXT
B-Y
TEXT
Y
RY
OUT
Y
OUT
BY
OUT
IC1414
11
12
16
14
2
3
5
12
5
1
6
11
30
31
4 5 26
2
9 11 -
SUB
RY
SUB
BY
SUB
Y
R-Y
IN
B-Y
IN
R-Y
OUT
B-Y
OUT
-(R-Y)
-(B-Y)
BGP
Y
V OUT
REF PAL
REF NTSC
SCL SDA CVBS IN
- C A
AMP/BUFF
Q1401,1402,1404
IC1402
DELAY LINE
IC1401
3C DEC.
X1401
X1402 9
10
15 14
SW2
SCL SDA
SW3
IC1413
D/A CONV.
SW3
TO P3 BOARD
(1/2)
INV
Q1408
BUFF
Q1407
19
23
21
11
8
-
-
7
2
1
12
15
-
-
UV0
UV3
Y0
Y5
BLN
LL3
V
IN
Y
IN
U
(B-Y)
ISC
Q1416
COMPARATOR
BUFF
Q1403
1
-
-
21
24
25
30
32
20
IC1406
A/D CONV.
IC1407
PIP PROCESS
8
9
10
14
15
16 19 17
OUT
R-Y
OUT
Y
OUT
B-Y
SEL
HSP
-
-
UV0
UV3
Y0
Y5
BLNI
LL3I
VSI
VSP SCL SDA
BUFF
Q1415
BUFF
BUFF
Q1413
BUFF
Q1412
Q1414,1427
S R-Y
S Y
S B-Y
SEL
HSP
TO/FROM
P3 BOARD
(1/2)
IC1408
IC1409
IC1404
5V REG
5V REG
8V REG
+5V
+5V
+8V
+7V
+7V
+14V
P3
(2/2)
(PIP PROCESSOR)
14
15
13
3
4
47
36
V/SDA/SCL
VIDEO
SCL
SDA
VTIM
X443
X358
CERA
R-Y IN
B-Y IN
Y RET
37
44
38
39
34
43
23
24
25
22
21
45
33
32
30
28
IC104(2/2)
Y/C/J
R OUT
G OUT
B OUT
IK IN
L2FIL
YS2
YM
B2 IN
G2 IN
R2 IN
HD OUT
ABL IN
E-W
VD OUT
VD OUT
AFC
PIN
INV
Q105
SW
Q030
27
47
48
49
17
2
31
60
30 52
51
Q112
SW
ICIC001(2/2)
TUNER CONTROL
Y
YM
V SYNC
V PULSE
B
HD SW
G
R
NS ROT
NS
MUTE
STBY
VM MUTE
Q304
D303
BUFF
Q113
SW
Q033
MUTE
Q108
6
5
4
1
6
5
4
1
R
G
B
IK
CN117 CN703
9
10
2
3
4
7
8
1
ROTATION
N/S MUTE
VTIM
H DRIVE
ABL
E/W
V OUT
X-RAY
CN109
2
2
V-OUT
AFC
CN108
CN107
D
E
TO D BOARD
CN526
FROM D BOARD
CN520
C
TO/FROM
D BOARD
CN506
5V REG
+5V +9V
IC080
5V REG
+5V
+12V
IC205
12V REG
+22V
+12V
IC302
12V REG
+14V
IC010
+7V
A
AV SW
MICON,Y/C/J,
3 8
5
IC701
VIDEO AMP
VO
IK
VI
3 8
5
VIDEO AMP
VO
IK
VI
3 8
5
VIDEO AMP
VO
IK
VI
IC703
IC702
IK BUFF
Q701
R
G
B
V901
HV
FROM D BOARD
T801
4 H1
CN701
H1
FROM D BOARD
F
CN0521
C1
(RGB OUT)
PICTURE TUBE
X103
X102
3.58MHz
X104
503KHz
CLAMP
SDA/SCL
YNR
B-SS6930<AN.>-B/D-P3
3.58MHz