Sony KV-29FX66E Service Manual ▷ View online
- 21 -
Sub Colour Adjustment
1.
Receive a PAL colour bar signal.
2.
Connect an oscilloscope to Pin 6 of CN7001 [A Board].
3.
Program the Remote Commander for operation in Service Mode.
[ See Page 20 ].
[ See Page 20 ].
4.
Adjust the ‘Sub Colour’ [ Using ‘VIDEO’ ‘VIDEO’ ‘12’ ] so
that the Cyan, Magenta and Blue colour bars are of equal levels
as indicated below.
that the Cyan, Magenta and Blue colour bars are of equal levels
as indicated below.
Same Level
B-Out Waveform
Sub Brightness Adjustment
1.
Input a Monoscope pattern.
2.
Program the Remote Commander for operation in Service Mode.
[ See Page 20 ].
[ See Page 20 ].
3.
Press ‘VIDEO’ ‘VIDEO’ 13 on the Remote Commander.
4.
Adjust the ‘Sub-Brightness’ data so that there is barely a
difference between the 0 IRE and 10 IRE signal levels.
difference between the 0 IRE and 10 IRE signal levels.
1.
Input a video signal that contains a small 100% white area on a
black background.
black background.
2.
Connect an digital voltmeter to Pin 10 of J7378 [C Board].
3.
Program the Remote Commander for operation in Service Mode.
[ See Page 20 ].
[ See Page 20 ].
4.
Adjust the Sub-Contrast [ Using ‘VIDEO’ ‘VIDEO’ ‘11’ ] to
obtain a voltage of 105 +/- 5V.
obtain a voltage of 105 +/- 5V.
Sub Contrast Adjustment
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- 22 -
1.
Program the Remote Commander for operation in Service Mode.
[ See Page 20 ] and enter into the ‘Geometry’ service menu.
[ See Page 20 ] and enter into the ‘Geometry’ service menu.
2.
Select and adjust each item in order to obtain the optimum image.
Deflection System Adjustment
V SIZE
V LIN
AFC BOW
V POSITION
H POSITION
H SIZE
PIN AMP
TRAPEZIUM
UP CORNER PIN
AFC ANGLE
LO CORNER PIN
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Test Mode 2 is available by rogramming the Remote Commander for
operation in Service Mode [ As shown on Page 20 ] then pressing the
‘VIDEO’ button twice, OSD ‘TT’ appears. The functions described
below are available by selecting the two numbers. To release the ‘Test
mode 2’, press 00, 10, 20 ... twice or switch the TV set into Stand-by
mode. In ‘TT Menu’ mode, it is possible to remove the Menu from
the screen by pressing the Speaker Off button once. Pressing the
Speaker OFF button a second time will cause the Menu to reappear.
The function is kept even when the menu is not displayed on
screen !!.
operation in Service Mode [ As shown on Page 20 ] then pressing the
‘VIDEO’ button twice, OSD ‘TT’ appears. The functions described
below are available by selecting the two numbers. To release the ‘Test
mode 2’, press 00, 10, 20 ... twice or switch the TV set into Stand-by
mode. In ‘TT Menu’ mode, it is possible to remove the Menu from
the screen by pressing the Speaker Off button once. Pressing the
Speaker OFF button a second time will cause the Menu to reappear.
The function is kept even when the menu is not displayed on
screen !!.
4-3. TEST MODE 2:
7
2
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- 23 -
5-1. BLOCK DIAGRAMS (1)
RIGHT OUT
CN2501
AUDIO PROCESSOR
IC2000
A 1/2 ( )
VIDEO AND AUDIO PROCESSORS,
AUDIO OUTPUT, VERTICAL DEFLECTION
60 MONO IN (AM)
67 IF INI
SCL
3
SDA
37
56
SC1 OUT L
SC1 IN L
2
SC1 OUT R
57 SC1 IN R
36
27
28
30
TO
SPEAKERS
SPEAKER OUT R
SPEAKER OUT L
SUBWOOFER OUT
HEADPHONE
AMPLIFIER
IC2001
5
3
1
7
R
1
4
CN1000
TO A BOARD
SHEET 2
71
72
RIGHT IN
LEFT OUT
LEFT IN
BLUE IN 1
GREEN IN 1
RED IN 1
VIDEO OUT 1
VIDEO IN 1
RIGHT OUT
34
53
SC2 OUT L
SC2 IN L
SC2 OUT R
54 SC2 IN R
33
1
3
2
6
11
7
15
20
19
RIGHT IN
LEFT OUT
LEFT IN
BLUE IN 2
GREEN IN 2
RED IN 2
VIDEO OUT 2
VIDEO IN 2
CN1001 (1/2)
XTAL IN
XTAL OUT
TU100
SCL
SDA
FM/AM
QSS
VIDEO
SCL
SDA
RIGHT OUT
50 SC3 IN L
51 SC3 IN R
1
3
2
6
19
20
RIGHT IN
LEFT OUT
LEFT IN
VIDEO OUT 2
V/Y IN 3
CN1001 (2/2)
KEY
47
48
1
6
4
9
LEFT
Y/CVBS FRONT
RIGHT
CN2000
FR IN L
FR IN R
LED
2
1 SIRCS
CN0103
BACKEND: DEFLECTION -
RGB PROCESSOR
IC7002
33 YSYM 2
34 B2 IN
G2 IN
36 R2 IN
35
30
26
R OUT
B OUT
FS 100
B TXT
G TXT
R TXT
52 Y1 IN
U IN 100
28
G OUT
53 CB1 IN
54 CR1 IN
HS IN
60 VS IN
59
V IN 100
H SYNC
V SYNC
PIP Y
56 Y2 IN
PIP CB
57 CB2 IN
PIP CR
58 CR2 IN
63
EXTRA PARA
64
DF PARA
1
EW OUT
17
HD OUT
18
HP IN
20
X RAY IN
5
VDP OUT
6
VDN OUT
16
VPROT
45
VM OUT
AUDIO AMPLIFIER
IC2500
5
IN R
1
IN L
IN W
9
MUTE W
6
12
3
OUT R
OUT W
RIGHT
LEFT
WOOFER
10 MUTE
14
OUT L
MP PARA
DF PARA
E/W
H DRIVE
AFC PULSE
X RAY
PART OF
V PROT
Q5400
Q5401
Q5401
V OUT IC5400
1
7
DAC IC5103
3
7
DF PHOCUS PHASE
M PIN CONT
OP. AMP
IC5104
1
4
ROT -
ROT+
5
3
6
OP. AMP IC5301
7
6
COMPARATOR IC5302
5
6
2
DYNAMIC
CONVERGENCE
IC5200
6
3
OP. AMP
IC5201
3
2
1
3
1
CY+
CY-
VM
2
8
AFC PULSE
X RAY
6
5
3
1
H DRIVE
E/W
DF PARA
MP PARA
1
6
B-
B+
5
4
3
2
G+
G-
R+
R-
3
H CENTRE
4
2
M PIN CONT
DF DRIVE
1
3
ROT-
ROT+
1
WOOFER
2
6
R OUT
L OUT
5
L IN
3
R IN
CN2502
TO
SUBWOOFER
TO H2 BOARD
CN2908
CN2500
CN5100
TO
ROTATION
COIL
CN5002
TO D BOARD
CN8810
CN7001
TO C BOARD
CN7301
TO D BOARD
CN8620
CN5200
TO VM BOARD
CN7442
R OUT
L OUT
J2000
L
CN7000
CN5801
TO F2 BOARD
CN0981
TO H2 BOARD
CN2906
Y IN 100
VM
5
4
1
CN7442
QP (+)
QP (-)
VM AMPLIFIER
BUFFER Q7401
VM AMPLIFIER
BUFFER Q7400
VM AMPLIFIER
BUFFER Q7405
VM AMPLIFIER
BUFFER Q7403
VM AMP
OUTPUT Q7407
VM AMP
OUTPUT Q7406
4
7
8
2
3
VM
VM
1
QP (+)
QP (+)
QP (-)
QP (-)
VM ( )
VELOCITY
MODULATION
+9V
CN7444
QP-
QP+
VM
NECK ASSY
TO A BOARD
CN7000
- 24 -
5-1. BLOCK DIAGRAMS (2)
Y IN 100
BLK 100
H SYNC
V SYNC
RED IN 1
GREEN IN 1
BLUE IN 1
RED IN 2
VIDEO RF
V IN 1
BLK 1
BLK 2
GREEN IN 2
BLUE IN 2
100Hz BUFFER
Y SCAN RATE
BACKEND
Q3300
CN0101
SCAN RATE CONVERTER,
COLOUR DECODER AND I/O
VIDEO SWTICH
IC3200
A 2/2 ( )
VIDEO AND AUDIO PROCESSORS, AUDIO
OUTPUT, VERTICAL DEFLECTION
2
AY OUT 100
8
NC
H OUT 100
23 V OUT 100
39
40
41
R IN 1
46
G IN 1
47
B IN 1
48
R IN 2
52 CVBS 1
CVBS 2
5
AGC
17
FBL 1
38 FBL 2
37
G IN 2
B IN 2
79
76
74
70
69
63
62
61
58
57
56
55
54
TO G BOARD
CN6008
AU OUT 100
AY OUT 100
RESERVED XCLK OUT
X IN
CVBS OUT 2
CVBS OUT 3
CVBS 7
CVBS 6
CVBS 3
X OUT
CVBS OUT 1
CVBS 5
CVBS 4
53
PICTURE IN PICTURE
IC3100
1
X IN
2
XQ
HSP
4
VSP
3
28
18
17
16
15
CVBS 1
OUT 1
OUT 2
OUT 3
SEL
CVBS PIP
PIP CR
PIP Y
PIP CB
PIP BLK
CVBS PIP
C FRONT
Y/CVBS FRONT
V IN 2
C IN 3
V/Y IN 3
100Hz BUFFER
U SCAN RATE
BACKEND
Q3302
4
CS
3
SDA
2
SCL
B20
12C DISABLE
A20
KEY
A19
TXT VIDEO
B17
V SYNC
A17
H SYNC
B16
LINE MUTE
B15
MODE 2
A15
AV LINK
A14
MODE 1
B13
FS 100
A13
AUDIO MUTE
B12
R TEXT
A12
RESET AUDIO
B11
G TEXT
B10
B TEXT
A9
DGC RY
B8
MAIN RY
A8
COINCIDENCE
B7
OCP
A7
GROUP DELAY
B6
OVP
B5
MODE 3
A5
AGC
B4
SIRCS
A4
LED
B3
SDA
A3
SCL
PART OF
OVERVOLTAGE
PROTECTION
Q5816
COINCIDENCE
DETECTOR
Q1005
VIDEO RF
CVBS TXT
V SYNC
H SYNC
12 C ADAPTOR
5V - 3.3V
Q3500
12 C ADAPTOR
5V - 3.3V
Q3501
OVP
+3.3V
2
1
CN6200
TO M BOARD
CN0001
CN0102
SERVICE CONNECTOR
TO A BOARD
SHEET1
6dB AMPLIFIER
FOR THE
SELECTABLE
OUTPUT CVBS
(3RD SCART)
Q3200
6dB AMPLIFIER
FOR THE
SELECTABLE
OUTPUT CVBS
(3RD SCART)
Q3202
100Hz BUFFER
U SCAN RATE
BACKEND
Q3301
6dB AMPLIFIER
FOR THE
MONITOR
OUTPUT CVBS
(2ND SCART)
Q3204
V OUT 3
6dB AMPLIFIER
FOR THE
MONITOR
OUTPUT CVBS
(2ND SCART)
Q3201
V OUT 2
V IN 100
U IN 100
PICTURE TUBE
CN7301
+12V
R-
TO D BOARD
HV (T8800)
R
G
B
HV
VOLTAGE DET
Q7354, 7350
8
VO
IC7350
VIDEO OUT (BLUE)
8
VO
IC7325
VIDEO OUT (GREEN)
1
VB
8
VO
IC7300
VIDEO OUT (RED)
8
9
10
TO D BOARD
FV (T6804)
G4
G2
13
H1
3
H1
5
G2
RV7375
CN7300
TO D BOARD
CN6500
FV
J7375
C
(
)
CRT DRIVE
3
VI
5
IK
1
VB
3
VI
5
IK
1
VB
3
VI
5
IK
STANBY SW
Q7353
1
2
3
4
5
6
9
STANBY SW
Q7352
STANBY SW
Q7355
R+
G-
G+
B-
B+
IK
TO A BOARD
CN7001
H1 ( )
LED AND
IR RECEIVER
2
1
CN0991
LED
SIRCS
TO A BOARD
CN003
D0993
IC0991
OUT
STBY+5V
TO A BOARD
CN2000
TO A BOARD
CN2502
VIDEO
HEADPHONES
R
L
WOOFER MUTE
CN2908
R OUT
R IN
L IN
CN2906
AUDIO L
AUDIO R
Y/CVBS
C
1
2
3
5
6
9
4
2
J2900
1
2
4
3
Y/C
CN2900
H2( )
AUDIO IN, Y/C IN,
HEADPHONE IN
J2900
6
L OUT
POWER
CN6992
2
1
5
1
F4 ( )
POWER SWITCH
CN6991
AC
IN
TO G BOARD
CN6001
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