Sony KV-29SE10B Service Manual ▷ View online
- 29 -
1.
Input a video signal that contains a small 100% white area
on a black background.
on a black background.
2.
Connect an digital voltmeter to Pin 10 of J751 [C Board].
3.
Adjust the Sub-Contrast (TT11) to obtain a voltage of
86 +/- 5V.
86 +/- 5V.
Sub Colour Adjustment
1.
Receive a PAL colour bar signal.
2.
Connect an oscilloscope to Pin 2 of CN004 [A Board].
3.
Set the TV set or operation in Service Mode.
4.
Select ‘PICT’ and ‘WTS’ from the on screen menu display
and adjust to 00 using the left or right arrows.
and adjust to 00 using the left or right arrows.
5.
Adjust SADJ ‘SCOL’ data so that the Cyan, Magenta
and Blue colour bars are of equal levels as indicated below.
and Blue colour bars are of equal levels as indicated below.
Same Level
B-Out Waveform
1.
Input a Monoscope pattern.
2.
Set the TV set for operation in Service Mode.
3.
Select WHBL ‘SBRT’ from the on screen menu display.
4.
Adjust the ‘SBRT’ data using the left or right arrows so
that there is barely a difference between the 0 IRE and
10 IRE signal levels.
that there is barely a difference between the 0 IRE and
10 IRE signal levels.
Sub Contrast Adjustment
Sub Brightness Adjustment
Note: There should be no need to adjust the agc as this is
pre-adjusted during manufacturing. If the AGC does
need adjustment the follow steps 1 to 4 below.
need adjustment the follow steps 1 to 4 below.
1.
Receive signal of 61dBuV/75ohm terminated via the
antenna socket.
antenna socket.
2.
Connect a voltmeter to the AGC pin 5 of CN904 [mount
side of A Board].
side of A Board].
3.
Confirm the AGC voltage is 3.2V +/- 0.5V.
4.
If adjustment is required, then re-adjust the AGCT in the
service menu to obtain a voltage of 3.2V +/-0.5V.
service menu to obtain a voltage of 3.2V +/-0.5V.
Tuner AGC Adjustment
1.
Set the TV set to normal (4:3).
2.
Connect a voltmeter to the AGC pin 5 of CN904 [mount
side of A Board].
side of A Board].
3.
Confirm the AGC voltage is 3.2V +/- 0.5V.
4.
If adjustment is required, then re-adjust the AGCT in the
service menu to obtain a voltage of 3.2V +/-0.5V.
service menu to obtain a voltage of 3.2V +/-0.5V.
Deflection Adjustment
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EW Width (HSIZ)
Vertical Amplitude (VSIZ)
EW Trapezium (EWTZ)
Horizontal Shift (HPOS)
Horizontal Parallelogram (HPAR)
EW Parabola/Width (EWPW)
EW Lower Coner Parabola (LCOP)
EW Upper Coner Parabola (UCOP)
Vertical Shift (VPOS)
Vertical Linearity (VLIN)
S-Correction (SCOR)
- 30 -
Test Mode 2 is available by setting the TV for operation in Service
Mode [ As shown on Page 20 ] , 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 !!.
Mode [ As shown on Page 20 ] , 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 !!.
4-2. TEST MODE 2:
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- 31 -
5-1. BLOCK DIAGRAMS (1)
IC001
SYSTEM CONTROLLER
VIDEO & AUDIO PROCESSOR
DGC RELAY
A ( )
POWER SUPPLY/
AUDIO & VIDEO
PROCESSNG/TUNER
S2 DETECT
SDA 1
SCART HPR
9
24
30
66
83
51
DVD V
AGC DEFL
Q015
BUFFER
Q515
BUFFER
B OUT
3
6
4
CN004
52
65
70
71
72
73
74
75
78
79
80
81
92
93
76
13
25
62
23
116
97
108
3
2
105
99
68
69
50
49
SDA
SCL
Q018
BUFFER
107
104
100
98
DVD U
DVD Y
SCART FBL
CVBS 0
C1
COMB-Y/N3
R3-IN
L3-IN
V2-IN
INR 3
CVBS2/Y2
DVD R
DVD L
MON-OUT
R-OUT
L-OUT
INL-3
S1 DETECT
MON MUTE
H OUT-DEFL
AUDIO MUTE
AUDIO VGUARD DEFL
Q516
BUFFER
OCP PROT
ABL
EWD DEFL
AGC MUTE
SECAM-L
VIFIN-1
VIFIN-2
VD-DEFL
SIFIN-1
SIFIN-2
LSR
LSL
AGC OUT
67
SCART HPL
5
SCL
6
7
WC
SDA
IC003
EEPROM
42
43
44
45
2
G OUT
R OUT
1K
LED G
3
6
4
CN014
6
7
32
45
2
LED R
SIRCS
KEY
B CLK
3
6
4
CN904
21
20
27
2
B DAT
B IN
AGC
SDA
SCL
119
118
X001
XTAL IN
XTAL
OUT
113
Q001
RGB MUTE
ROT-CTRL
7
6
1
CN507
17
16
106
ROT-SW
VD+
Q513
BUFFER
AMP
VD+
TU102A
IF
AGC
SDA
SCL
AGC
SDA
SCL
Q100
BUFFER
Q903
BUFFER
AGC MUTE
AGC OUT
IF
Q105
BUFFER
SECAM-L
D101
DIODE
3
1
4
VIFIN 1
SF100
SURFACE WAVE FILTER
VIFIN 2
3
1
4
SIFIN 1
SF101
SURFACE WAVE FILTER
SIFIN 2
3
1
4
SF102
SURFACE WAVE FILTER
Q106
BUFFER
Q506
AMPLIFIER
H DRIVE
3
1
4
5
Q511
AMPLIFIER
MON MUTE
Q512
BUFFER
3
1
7
5
4
2
VD-DEFL
FB PLS
OUTPUT
VSS
VCC
IC503
VERTICAL
DEFLECTION
BOOSTER
V+
V-
V DRIVE
R OUT
Q902
SWITCH
Q901
SWITCH
L OUT
Q901
SWITCH
Q901
SWITCH
SCART HPL
L1
R1
L2
R2
MON MUTE
3
5
6
IC502
COMPARATOR
1
7
Q505
AMPLIFIER
L507
CHOKE
1
10
7
4
T505
5
4
1
2
T504
12
7
5
8
2
IC200
AUDIO AMPLIFIER
LSR
LSL
Q202, Q203
MUTE
CIRCUIT
MON MUTE
1
FV
SV
T503
4
2
5
6
HV
13
11
9
8
7
Q300
AMPLIFIER
Q900
AMPLIFIER
COMB Y/V3
CVBS/Y IN 2
B15
B20
B19
B8
CN901
OUT L
2
CN202
TO H2 BOARD
CN3903
CVBS2 OUT
AV2-C
MODE 2
L IN 1
L OUT 2
R IN 1
R OUT 2
V IN 3
V OUT MON
F BLK
RED IN
GREEN IN
MODE 1
BLUE IN
L IN 3
L OUT 1
R IN 3
R OUT 1
C1
S2 DETECT
L3 IN
L2
R3 IN
R2
V2 IN
SCART FBL
DVDV
DVDY
S1 DETECT
DVDU
L3 IN
L1
R3 IN
R1
CN906
TO H2 BOARD
CN3908
5
3
1
CV IN
CVBS/Y2
L IN
DVDL
R IN
DVDR
DUAL SCART
OUT R
1
5
6
PH-L
SPLL
SPR
PH-R
TO C BOARD
TO PICTURE TUBE
1
4
CN505
TO C BOARD
CN703
200V
H1
DY1
H+
H+
H-
H-
V-
V+
H+
D202
DEFLECTION COIL
TO H2 BOARD
CN3905
BUS
CONNECTOR
TO C BOARD
CN701
TO C BOARD
CN1801
Q600
SWITCH
AC IN
2
CN600
1
AC IN
PFC OUT
CN605
1
3
CN602
1
DGC
Q608
MOSFET
TRANSISTOR
SWITCH
D607
BRIDGE
RECTIFIER
CHECK
TO H2 BOARD
CN4602
3
2
1
DGC
DGC CHK
DGC CHK
CN601
PFC IN
PFC COIL
D607
BRIDGE
RECTIFIER
T603
1
8
7
6
4
RLY602
Q613
SWITCH
Q614
SWITCH
Q609
BUFFER
+33V
Q612
SWITCH
D640
O
I
IC605
3.3V REG
4
2
IC610
DROPOUT
REGULATOR
+3.3V
+1.8V
1
2
TH600
THERMISTOR
1
2
4
10
14
18
IC602
MAIN BRIDGE RECTIFIER
3
6
7
9
8
C632
OCP
VC1
SS
TIMER
RT
CT
F/B
V SENSE
15
12
VC2
VG(L)
VB
Q607
MOSFET
TRANSISTOR
SWITCH
16
VS
VG(H)
VD
D625
5
PS600
PS601
PS602
PS603
FL602
FL603
D635
RECT
7
8
9
10
12
18
17
15
14
1
2
D637
RECT
D636
RECT
D638
RECT
2
1
IC604
REGULATOR
2
1
IC607
REGULATOR
+5V
+7V
+11V
+9V
AUDIO VCC
+33V
T601
PH601
+11V
6
1
IC603
ERROR AMPLIFIER
B6
B3
B2
B1
A20
A19
A16
A15
A11
A8
A7
A6
A3
A2
A1
D057
D059
D058
TUNER
PROCESSOR
PIN
CORRECTION
H DEFLECTION
AUDIO
RY600
POWER SUPPLY
CVBSO
MON OUT
H-
OVERVOLTAGE PROTECTION
- 32 -
J751
TO A BOARD
CN004
IC751
VIDEO OUTPUT AMPLIFIER
2
3
4
G IN
CN701
C ( )
RGB OUT/
ROTATION
AMPLIFIER
AMPLIFIER
4
6
B IN
R IN
IK
1
2
3
5
7
8
9
8
9
10
H1
PICTURE TUBE
G OUT
B OUT
R OUT
6
13
1
TO A BOARD
HV(T503)
HV(T503)
FOCUS
FV
RV750
TO A BOARD
CN505
CN703
B IN
G IN
R IN
1K
1
+200V
TO A BOARD
T503
HV
FV
RCV
H1
Q1800
BUFFER
AMP
1
7
3
6
Q1801
BUFFER
Q1802
BUFFER
Q1804
BUFFER
ROT CTRL
ROT SW
VD+
1
6
7
CN1801
TO A BOARD
CN507
CN1802
1
3
N/S COIL-
N/S COIL+
ROTATION
COIL
RV1800
IC1801
ROTATION
AMPLIFIER
AMPLIFIER
RGB AMPLIFIER
ROTATION CIRCUIT
5-1. BLOCK DIAGRAMS (2)
5-2. CIRCUIT BOARD LOCATION
5-3. SCHEMATIC DIAGRAMS AND
PRINTED WIRING BOARDS
PRINTED WIRING BOARDS
Note :
•
All capacitors are in µF unless otherwise noted.
•
pF : µµF 50WV or less are not indicated except for
electrolytic types.
electrolytic types.
•
Indication of resistance, which does not have one for
rating electrical power, is as follows.
rating electrical power, is as follows.
Pitch : 5mm
Electrical power rating : 1/4W
Electrical power rating : 1/4W
•
Chip resistors are 1/10W
•
All resistors are in ohms.
k = 1000 ohms, M = 1000,000 ohms
k = 1000 ohms, M = 1000,000 ohms
•
: nonflammable resistor.
•
: fusible resistor.
•
: internal component.
•
: panel designation or adjustment for repair.
•
All variable and adjustable resistors have
characteristic curve B, unless otherwise noted.
characteristic curve B, unless otherwise noted.
•
All voltages are in Volts.
•
Readings are taken with a 10Mohm digital mutimeter.
•
Readings are taken with a color bar input signal.
•
Voltage variations may be noted due to normal production
tolerences.
tolerences.
•
: B + bus.
•
: B - bus.
•
: RF signal path.
•
: earth - ground.
•
: earth - chassis.
Reference Information
RESISTOR
RN
: METAL FILM
RC
: SOLID
FPRD
: NON FLAMMABLE CARBON
FUSE
: NON FLAMMABLE FUSIBLE
RS
: NON FLAMMABLE METAL OXIDE
RB
: NON FLAMMABLE CEMENT
RW
: NON FLAMMABLE WIREWOUND
: ADJUSTMENT RESISTOR
COIL
LF-8L
: MICRO INDUCTOR
CAPACITOR
TA
: TANTALUM
PS
: STYROL
PP
: POLYPROPYLENE
PT
: MYLAR
MPS
: METALIZED POLYESTER
MPP
: METALIZED POLYPROPYLENE
ALB
: BIPOLAR
ALT
: HIGH TEMPERATURE
ALR
: HIGH RIPPLE
Les composants identifiés par une trame et
par une marque sont d'une importance
critique pour la sécurité. Ne les remplacer
que par des pièces de numéro spécifié.
specified.
par une marque sont d'une importance
critique pour la sécurité. Ne les remplacer
que par des pièces de numéro spécifié.
specified.
Note :
The components identified by shading
and marked are critical for safety.
Replace only with the part numbers
specified in the parts list.
and marked are critical for safety.
Replace only with the part numbers
specified in the parts list.
Note :
CVM Board
A Board
S1 Board
VM
C
H
D1
A
J
A2
N
D
A1
D2
C
A
C Board
A Board
H2 Board
PFC
SPEAKER
1
4
CN3901
CN4601
TO A BOARD
CN600
2
AC IN
2
3
1
7
8
CN4602
AC OUT
AC IN
H2 ( )
AC IN, SIRCS LED
IC900
SIRCS RECEIVER
VCC
Q3901
SWITCH
1
AC IN
HEADPHONES
J9304
S1650
1
AC OUT
CN3908
J3903
R IN
L IN
L IN
R IN
TO A BOARD
CN906
R
L
V
CN3905
1
5
4
3
7
STBY 3.3V
SIRCS
LED R
LED G
KEY
OUT
Q3902
SWITCH
2
F4601
5A
T4601
FILTER
1
2
1
4
3
4
3
T4602
FILTER
S3907
MENU
MENU
S3908
VIDEO
S3902
VOL-
S3903
VOL+
S3904
CH-
S3905
CH+
SP R OUT
SP L OUT
TO A BOARD
CN202
6
5
CN3903
1
2
SP R IN
SP L IN
PH R IN
PH L IN
TO A BOARD
CN014
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