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Model
KD-28DL10U
Pages
65
Size
24.32 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kd-28dl10u.pdf
Date

Sony KD-28DL10U Service Manual ▷ View online

- 29 -
5-2.  CIRCUIT BOARD LOCATION
5-3.  SCHEMATIC DIAGRAMS AND 
         PRINTED WIRING BOARDS
Note :
All capacitors are in µF unless otherwise noted.
pF : µµF 50WV or less are not indicated except for 
electrolytic types.
Indication of resistance, which does not have one for 
rating electrical power, is as follows.
Pitch : 5mm
Electrical power rating : 1/4W
Chip resistors are 1/10W
All resistors are in 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.
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.
:  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.
Note :
The components identified by shading
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
VM Board
C Board
A Board
A1 Board
F3 Board
D3 Board
D2 Board
N Board
B1 Board
H9 Board
- 30 -
A Board IC Voltage Table
~
A Board Semiconductor Voltage Table ~
o
N
f
e
R
o
N
n
i
P
)
V
(
e
g
a
t
l
o
V
o
N
f
e
R
o
N
n
i
P
)
V
(
e
g
a
t
l
o
V
1
0
0
C
I
1
0
1
0
0
C
I
7
6
8
.
4
2
2
.
3
8
6
4
.
0
3
9
.
2
9
6
0
5
0
0
7
0
6
0
.
2
1
7
0
8
3
.
2
2
7
0
9
0
.
8
3
7
1
.
7
0
1
0
.
5
4
7
0
.
5
2
1
0
5
7
1
.
8
3
1
0
6
7
5
.
3
-
4
1
0
.
4
7
7
0
6
1
4
.
1
8
7
2
.
3
7
1
5
.
1
9
7
2
.
3
8
1
0
0
8
0
9
1
0
1
0
5
C
I
1
3
.
0
0
2
8
.
3
3
6
.
2
1
-
1
2
8
.
3
5
2
.
0
2
2
0
.
5
6
9
.
3
1
6
2
0
7
3
.
0
8
2
5
.
3
1
3
5
C
I
1
4
.
1
9
2
6
.
3
2
3
.
2
0
3
9
.
1
3
8
.
1
1
3
3
.
0
5
4
.
2
2
3
6
.
3
6
6
.
1
4
3
9
.
1
7
4
.
6
5
3
4
.
1
1
0
6
C
I
1
4
.
0
8
-
6
3
9
.
3
2
5
.
0
8
-
8
3
8
.
1
3
2
.
0
8
-
0
4
3
.
3
4
2
.
0
8
-
2
4
3
.
3
5
5
.
1
8
-
3
4
4
.
1
6
6
.
1
8
-
5
4
0
7
8
.
7
7
-
6
4
0
9
8
.
1
8
-
7
4
6
.
3
0
1
6
7
-
8
4
8
.
2
1
1
9
.
1
8
-
9
4
3
.
2
2
1
4
.
9
7
-
0
5
2
.
0
4
1
5
.
6
1
1
5
5
.
2
5
1
1
1
2
5
5
.
2
6
1
4
.
4
1
3
5
5
.
2
8
1
4
.
6
8
4
5
1
.
2
1
0
2
1
C
I
1
1
1
5
5
2
.
5
3
9
.
4
6
5
0
.
3
5
0
7
5
1
.
3
6
0
8
5
1
.
3
7
3
.
1
1
9
5
2
.
3
9
3
.
0
2
6
0
0
1
0
3
6
0
2
1
0
4
6
0
4
1
5
3
.
1
1
5
6
0
f
e
R
)
e
(
)
b
(
)
c
(
f
e
R
)
e
(
)
b
(
)
c
(
3
1
0
Q
0
7
.
0
0
4
0
6
Q
0
0
5
.
2
6
1
0
Q
0
0
3
.
3
8
0
6
Q
0
0
6
.
5
2
1
2
Q
0
7
.
0
0
9
0
6
Q
6
.
5
6
.
5
0
1
0
4
Q
8
.
4
2
.
4
8
.
1
1
1
4
Q
1
.
1
7
.
1
2
.
4
f
e
R
)
s
(
)
g
(
)
d
(
1
0
6
Q
6
.
5
8
.
4
3
.
5
6
0
6
Q
9
.
0
1
5
.
4
1
7
.
6
8
2
0
6
Q
2
.
4
1
1
.
5
8
7
0
6
Q
4
.
2
8
-
9
.
9
7
-
9
.
0
1
3
0
6
Q
8
8
0
5
3
5
Q
0
5
.
2
2
.
5
9
1.83 Vp-p (V)
20us/div
TP7
20us/div
1.88 Vp-p (H)
TP1
5ms/div
TP8
488 mVp-p (V)
20us/div
1.86 Vp-p (H)
TP3
20us/div
1.84 Vp-p (H)
TP2
20us/div
6.0 Vp-p (H)
TP4
20us/div
5.4 Vp-p (H)
TP5
20us/div
TP6
16.8 Vp-p (H)
5ms/div
50.8 Vp-p (V)
TP11
5ms/div
49.8 Vp-p (V)
TP9
20us/div
TP10
1.06 kVp-p (H)
A Board Waveforms ~
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
4
5
6
7
8
9
10
11
- 31 -
NOTE:
Portions of the circuit marked as shown are high
voltage areas. Use care to prevent electric shock
during inspection or repair.
~ A Printed Wiring Board Conductor side ~
~ A Board Semiconductor
   Location Table ~
E
D
O
I
D
1
2
4
D
2
-
C
1
3
6
D
7
-
L
1
0
0
D
2
-
I
2
2
4
D
2
-
C
2
3
6
D
5
-
K
2
0
0
D
3
-
I
3
2
4
D
2
-
C
3
3
6
D
5
-
L
3
0
0
D
2
-
K
4
2
4
D
2
-
M
8
3
6
D
6
-
I
4
0
0
D
4
-
M
7
2
4
D
4
-
A
0
4
6
D
5
-
L
6
0
0
D
8
-
M
8
2
4
D
3
-
C
R
O
T
S
I
S
N
A
R
T
7
0
0
D
1
-
K
9
2
4
D
3
-
D
3
1
0
Q
3
-
I
8
0
0
D
3
-
L
5
3
4
D
2
-
A
4
1
0
Q
1
-
L
0
1
0
D
2
-
G
6
3
4
D
2
-
A
9
4
0
Q
3
-
J
1
1
0
D
2
-
F
1
0
5
D
9
-
D
2
0
2
Q
3
-
E
3
1
0
D
1
-
M
2
0
5
D
9
-
D
3
0
2
Q
2
-
F
6
1
0
D
2
-
J
3
0
5
D
2
-
I
2
1
2
Q
5
-
I
8
1
0
D
3
-
I
4
0
5
D
2
-
I
1
0
4
Q
1
-
C
0
2
0
D
8
-
M
5
0
5
D
2
-
M
9
0
4
Q
1
-
G
1
2
0
D
2
-
L
6
0
5
D
4
-
D
1
1
4
Q
2
-
D
2
2
0
D
2
-
J
7
0
5
D
2
-
M
2
3
5
Q
4
-
D
5
3
0
D
3
-
K
2
1
5
D
8
-
D
3
3
5
Q
6
-
A
6
3
0
D
3
-
K
3
1
5
D
9
-
D
5
3
5
Q
4
-
B
1
5
0
D
3
-
L
4
1
5
D
9
-
C
1
0
6
Q
5
-
K
1
0
1
D
1
-
B
4
3
5
D
5
-
E
2
0
6
Q
5
-
G
3
0
1
D
1
-
E
5
3
5
D
6
-
E
3
0
6
Q
5
-
G
4
0
1
D
2
-
E
6
3
5
D
6
-
B
4
0
6
Q
5
-
H
5
0
1
D
1
-
A
7
3
5
D
4
-
C
6
0
6
Q
0
1
-
G
6
0
1
D
1
-
B
8
3
5
D
6
-
E
7
0
6
Q
9
-
G
7
0
1
D
2
-
B
9
3
5
D
5
-
B
8
0
6
Q
6
-
J
7
0
2
D
3
-
F
1
4
5
D
5
-
F
9
0
6
Q
6
-
J
0
1
2
D
5
-
I
3
7
5
D
5
-
F
0
1
2
1
Q
3
-
H
1
1
2
D
5
-
I
1
0
6
D
9
-
I
1
1
2
1
Q
3
-
H
2
1
2
D
5
-
I
2
0
6
D
5
-
J
0
3
2
1
Q
3
-
B
8
2
2
D
4
-
E
4
0
6
D
9
-
F
1
3
2
1
Q
3
-
B
6
3
2
D
3
-
D
8
0
6
D
8
-
F
2
3
2
1
Q
3
-
B
9
3
2
D
3
-
D
0
1
6
D
5
-
J
3
3
2
1
Q
2
-
C
2
0
4
D
3
-
E
1
1
6
D
5
-
G
S
'
C
I
3
0
4
D
2
-
B
2
1
6
D
5
-
G
1
0
0
C
I
2
-
K
4
0
4
D
3
-
I
3
1
6
D
6
-
J
2
0
0
C
I
8
-
M
5
0
4
D
2
-
B
4
1
6
D
8
-
K
4
0
0
C
I
2
-
H
6
0
4
D
2
-
B
5
1
6
D
5
-
H
1
0
4
C
I
3
-
I
7
0
4
D
2
-
B
8
1
6
D
6
-
H
1
0
5
C
I
0
1
-
E
8
0
4
D
2
-
B
9
1
6
D
6
-
H
1
3
5
C
I
4
-
F
0
1
4
D
2
-
C
0
2
6
D
5
-
M
1
0
6
C
I
0
1
-
F
1
1
4
D
3
-
C
1
2
6
D
5
-
J
2
0
6
C
I
7
-
F
2
1
4
D
3
-
D
2
2
6
D
7
-
H
4
0
6
C
I
5
-
H
3
1
4
D
3
-
C
3
2
6
D
5
-
J
8
0
6
C
I
5
-
L
4
1
4
D
2
-
B
5
2
6
D
6
-
H
9
0
6
C
I
6
-
L
8
1
4
D
3
-
B
7
2
6
D
7
-
K
1
0
2
1
C
I
4
-
H
9
1
4
D
2
-
E
8
2
6
D
7
-
L
0
2
4
D
2
-
B
9
2
6
D
7
-
L
A
B
C
D
E
F
G
H
I
J
K
L
M
N
1
2
3
4
5
6
7
8
9
10
11
- 32 -
1/4
A
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
A..-KD-28DL10
POWER SUPPLY
3P
30MM
TO A1 BOARD
CN4602
XX
XX
XX
XX
RD5.6ESB2
XX
XX
XX
XX
XX
XX
4.7K
XX
XX
TOP SWITCH
33
0.05  2W
XX
PC123F2
2SK2640-01MRF122
470p
500V
2SK2640-01MRF122
33000p
800V
470p
500V
1.1uH
6.8uH
FMW-2109LF654
XX
XX
XX
XX
XX
XX
XX
390
470
XX
500V
470p
15MM
470p
500V
FBIU4D7M1-B-4
XX
XX
470p
500V
470p
500V
220
160V
XX
XX
POWER SUPPLY
XX
XX
XX
XX
XX
12K
100V
220
0.1
1.8
XX
XX
XX
XX
XX
XX
XX
XX
12.5MM
17.5MM
XX
250V
10MM
10MM
0.1
275V
1.8
10W
XX
XX
XX
10MM
10MM
12.5MM
7.5MM
XX
XX
XX
XX
XX
XX
7.5MM
7.5MM
XX
3P
XX
2P
TO H9 BOARD
CN7601
TO A1 BOARD
CN4601
~ A Board Schematic Diagram [ Power Supply ] Page 1/4 ~
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