Sony KV-29FQ76E Service Manual ▷ View online
- 29 -
Sub Colour Adjustment
1.
Input a PAL colour bar signal.
2.
Connect an oscilloscope to CN5400 pin 5 located on the C
Board.
Board.
3.
Enter into the ‘Service Mode’.
4.
Choose ‘Backend’ from the menu.
5.
Adjust ‘Sub Colour’ data so that the right sides of the waveform
are of equal height.
are of equal height.
Same Level
B-Out Waveform
V SIZE
V LIN
AFC V BOW
V POS
H POS
H SIZE
H PIN CUSH
H TILT
H UP COR
AFC V ANGLE
H LOWER COR
4-2. Volume Electrical Adjustments
Table.4-13
1.
Enter into the service mode and select ‘Deflection’ from the
menu. The ‘Deflection’ adjustment menu will be displayed.
menu. The ‘Deflection’ adjustment menu will be displayed.
2.
Select and adjust each item to obtain the optimum image.
Deflection System Adjustment
n
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1
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4
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5
1
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5
1
5
1
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p
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T
-
H
5
1
0
1
3
1
6
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0
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1
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5
5
2
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7
1
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8
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6
6
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8
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M
9
0
5
1
7
9
1
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3
3
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2
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A
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L
2
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3
3
1
2
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1
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3
3
2
2
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P
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1
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3
2
3
2
m
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T
-
b
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A
5
1
0
1
3
5
1
4
2
f
f
O
-
K
L
B
N
O
F
F
O
N
O
F
F
O
5
2
f
f
O
-
B
K
A
F
F
O
F
F
O
N
O
F
F
O
6
2
k
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B
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4
0
5
1
0
7
2
k
l
B
-
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L
9
0
5
1
0
8
2
n
O
-
V
N
O
F
F
O
N
O
N
O
9
2
c
D
-
w
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F
F
O
F
F
O
N
O
F
F
O
0
3
l
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P
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U
F
F
O
F
F
O
N
O
F
F
O
1
3
w
S
-
k
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b
V
N
O
F
F
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N
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F
F
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2
3
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P
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S
0
0
3
0
3
3
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2
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3
2
4
3
w
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F
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F
F
O
N
O
F
F
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5
3
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2
5
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6
2
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6
3
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3
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7
3
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6
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8
3
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F
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9
3
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N
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F
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0
4
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A
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7
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6
7
4
1
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F
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4
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6
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4
4
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V
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4
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C
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6
8
4
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C
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0
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9
4
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D
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1
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V
7
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5
1
7
0
5
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7
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7
4
1
5
p
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A
-
1
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V
0
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1
3
0
2
5
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C
-
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F
A
0
0
7
0
3
5
c
D
-
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P
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M
3
1
0
5
1
5
1
4
5
c
D
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P
-
C
H
3
6
0
3
6
1
3
5
5
w
S
-
p
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A
F
F
O
F
F
O
N
O
F
F
O
6
5
W
S
-
v
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D
V
F
F
O
F
F
O
N
O
F
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7
5
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P
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P
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H
1
3
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3
6
1
3
- 31 -
TO A BOARD
CN1804
PICTURE TUBE
CN5400
R
G
TO D2
BOARD HV
(T6800)
R
G
B
HV
1
3
5
8
IK
B
5
IK
9
VDF
3
VI
1
VB
STANBY SW
Q5351
VOLTAGE DET
Q5375, 5376
+12V
8
VO
IC5350
VIDEO OUT (BLUE)
5
IK
9
VDF
3
VI
1
VB
8
VO
IC5325
VIDEO OUT (GREEN)
5
IK
9
VDF
3
VI
1
VB
8
VO
IC5300
VIDEO OUT (RED)
STANBY SW
Q5325
STANBY SW
Q5300
POWER ON SWITCH
Q5350
+12V
8
9
10
TO D2 BOARD
FV (T6800)
G4
H1
5
H1
5
CN5634
TO D1
BOARD
CN8614
CN8614
FV
J5375
C
(
)
R,G,B OUT
5-1. BLOCK DIAGRAMS (1)
VM AMP
Q5400,5401
VM BUFFER
Q5402,5403,
Q5402,5403,
5404,5405
VM OUT
Q5406,5407
VM IN
CN5444
Q.P -
Q.P +
QP-
VM
TO
A BOARD
CN1803
5
4
Q.P -
Q.P +
1
2
3
4
7
8
QP+
CN5602
VM
(
)
VELOCITY MODULATION
NECK
ASSY
1
A 1/2 ( )
AGC
YSUBOUT/FB
CN1001
TO
J2 BOARD
18
17
14
13
11
7
6
5
3
36
35
34
33
31
24
23
21
19
50
49
48
46
45
42
41
40
39
44
43
26
25
10
9
CN7109
TO
B5 BOARD
CN4472
31
24
23
22
20
14
12
11
1
50
48
42
38
36
34
46
44
18
16
TO
SHEET
2
SCL
SDA
FM/AM
QSS
VIDEO
TU1001
ANALOGUE
TUNER
USUBOUT/INT-COL
MAIN-Y
MAIN-U
MAIN-V
V-PULSE
H-PULSE
VSUBOUT/C-SUB
VPSUBOUT/Y-SUB
SDA
SCL
RESET 100
DPIC
V100
U100
Y100
HP100 IN
VP100 IN
MS-SHUT-DOWN
AM
QSS
AGC MON
MAIN-L
MAIN-R
ATV-L
ATV-R
TV-L
TV-R
DTV-L
DTV-R
AV4-L
AV4-R
HP-L
HP-R
HP-MUTE
SCL1
SDA1
SCL
SDA
AV-LINK
AV4.Y
ATV-CV OUT
AV4.C
SUB-Y
SUB-C
CV-TEXT
MAIN-V
MAIN-U
MAIN-Y
H-PULSE
V-PULSE
FBLK
13
11
6
8
1
14
9
3
RIGHT
LEFT
MUTE
MUTE
IN S+
IN C+
STBY
STBY
OUT S
OUT C
IC1202
AUDIO AMPLIFIER
LEFT AND RIGHT
9
3
1
10
INPUT
OUTPUT
BOOT
STBY/MUTE
IC1201
AUDIO AMPLIFIER
WOOFER
1
SWATT
CP1100
4
6
1
10
15
14
ATTN
0V PROT
DG CRY
SCL
SDA
PROT
IC1008
I/O EXPANDER
1
4
5
6
7
8
9
10
11
13
15
17
19
21
23
39
35
33
31
29
27
25
24
CN1000
1
3
5
7
9
11
2
3
4
1
3
5
6
7
1
1
3
1
2
12
13
CN2000
CN1602
CN1201
CN1202
CN1701
CN1999
CN1706
OCP
OVP
MAIN RY
DGCRY
LEFT SP
RIGHT SP
WOOFER SP
DISABLE
HM(1)
MS-SHUT-DOWN
HM(2)
INT-COL
HM(3)
AV-LINK
HM(4)
SCL0
SDA0
AUDIO RESET
VIDEO
RESET 100
TXTBLK
BLK-MB
B-MB
G-MB
TXTB
STBY
TXTG
SCL1
SDA1
VSYNC
HSYNC
TXTR
SDA-DIG
VP100
HP100
AUDIO MUTE
R-MB
SCL-DIG
HP-R
HEADPHONE RIGHT OUT
HP-L
HEADPHONE LEFT OUT
AV4.C
AV4 CHRONA IN
AV4-Y
AV3 LUMINANCE IN
AV4-L
AV4 LEFT IN
AV4-R
AV4 RIGHT IN
SCL
SDA
DISABLE
HM(1)
HM(2)
HM(4)
HM(3)
AV LINK
TO
M BOARD
CN100
TO
H2 BOARD
CN807
TO
SERVICE
TO SUB WOOFER
TO SPEAKERS
SCL-TV
SDA
SCL
SDA-TV
CV TEXT
AUDIO
INTERFACE
AC-RY-LATCH
FBLK
INT-COL
SUB-C
SUB-Y
HSYNC100
VSYNC100
AGC
AGC
VIDEO
WOOFER
OVP
OCP
AUDIO DECODER & AMPLIFIER, VERTICAL DEFLECTION,
PICTURE ROTATION, DYNAMIC CONVERGENCE
- 32 -
5-1. BLOCK DIAGRAMS (2)
12
20
14
22
21
64
62
58
63
28
42
46
47
43
45
39
40
56
26
25
51
60
VM-OUT
DPDT-OFF
Y-IN
CB-IN
CR-IN
R-OUT
G-OUT
B-OUT
IK-IN
VS-IN
HS-IN
DF-PARA
MP-PARA
EW-DRV
HC-PARA
H-DRV
HP-IN
APL-IN
SDA
SCL
VSAW1
PRE-RGB
IC1402
35
VPROT
DPIC
Y100
U100
V100
VSYNC100
HSYNC100
2
3
21
33
34
36
37
53
54
56
57
60
TO
SHEET 1
27
28
30
3
5
7
IC1270
OUTPUT AMP
4
1
FL1270
QSS
69
72
71
AUDIO
AUDIO RESET
TV-R
TV-L
ATV-R
ATV-L
DTV-L
DTV-R
MAIN-L
MAIN-R
AM
IC1231
BACK END BLOCK RESPONSIBILITY
MONO IN (AM)
SC1-IN-R
SC1-IN-L
SC2-IN-R
SC2-IN-L
SC1-OUT-L
SC1-OUT-R
SC2-OUT-L
SC2-OUT-R
POWER ON
RESET
RESET
SDA
SCL
XTAL OUT
XTAL IN
IF IN
SUBWOOFER OUT
SPEAKER OUT L
SPEAKER OUT R
8
7
6
5
4
3
2
CN1903
H-PROT
HDP-OVP
AFC-PULSE
DF-DRIVE
ABL
AC-RY-LATCH
CN1807
CN1902
CN1901
CN1805
CN1804
CN1803
TO
D2 BOARD
CN6801
TO
D1 BOARD
CN8616
TO CY
TO ROT COIL
TO
D1 BOARD
CN8500
TO
C BOARD
CN5400
TO
VM BOARD
CN5602
1
3
1
3
1
8
7
6
5
4
3
2
1
8
5
3
1
4
1
VM
QP-
R-OUT
G-OUT
B-OUT
IK
DF-PARA
MP-PARA
E/W
HC-PARA
H-DRIVE
AFC-PULSE
ABL
XRAY
ROT-
ROT+
CY+
CY-
PRE-RGB
DF-DRIVE
H-CENTRE
7
5
IC1801
3
6
2
1
IC1804
3
7
5
IC1808
1
2
6
DF-DRIVE
DF-
PHASE
PHASE
DQP-
AC-AMP
DQP-PHASE
4
IC1811
1
2
IC1950
ROTATION (N/S)
4
DQP-DC-LEVEL
7
IC1802
3
ROT-
ROT+
HC-PARA
DF-PARA
6
IC1809
3
14
IC1806
6
CY+
CY-
AFC-PULSE
ABL
5
2
10
IC1803
8
DQP-AC-AMP
20
12
3
7
9
21
H-CENTRE
DQP-DC-LEV
DF-PHASE
DQP-PHASE
MP-PARA
4
H-LINEAR
SDA
SCL
1
IC1701
VERTICAL
A 2/2 ( )
AUDIO DECODER & AMPLIFIER, VERTICAL DEFLECTION,
PICTURE ROTATION, DYNAMIC CONVERGENCE
2
4
SWITCH
Q2150
STBY 5V
TO H BOARD
CN301
CN2151
RESP LED
SWITCH
Q2151
OUT
IC2150
G
R
1
5
POWER
S2601
CN2603
CN2601
2
1
F3 ( )
POWER SWITCH,
SIRCS RECEIVER
AND STAND-BY LED
INDICATOR
TO
BOARD G
CN6001
D2150
VCC
3
SIRCS
H ( )
15
20
21
14
17
11
AV-IN
RESET
BUTTON
VOL+
RESP LED
AV-LINK
10
9
8
22
23
24
28
29
6
VOL-
PROG+
PROG-
INT
SCL
SDA
OSC_OUT
OSC_IN
RESET
SIRCS
3
4
RESP LED
SIRCS
1
2
3
4
5
6
AV-IN
RESET -BUTTON
VOL+
VOL-
PROG+
PROG-
1
3
5
6
7
X300
SCL_3.3
AV-LINK
RESET
AV_INT
SDA_3.3
D302
CN302
IC300
CN301
CN300
TO
F3 BOARD
CN2151
TO
H2 BOARD
CN809
3.3V
AV LINK PROCESSOR
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