Sony KV-XA21M81 Service Manual ▷ View online
– 38 –
KV-XA21M81
RM-952
5-3. SCHEMATIC DIAGRAM
Note:
•
•
All capacitors are in
µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise
noted.
noted.
•
All resistors are in ohms.
k
k
Ω = 1000Ω, MΩ = 1000kΩ
•
Indication of resistance which does not have rating electrical
power is as follows.
power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
¢
: internal component.
•
: panel designation or adjustment for rrepair.
•
All variable and adjustable resistors have characteristic curve
B unless otherwise noted.
B unless otherwise noted.
•
Redings are taken with a color-bar signal input.
no mark
no mark
: Common
(
)
: PAL
[
]
: NTSC 3.58
•
Readings are taken with a 10M
Ω digital multimeter.
•
Voltage are dc with respect to ground unless otherwise
noted.
noted.
•
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
All voltage are in V.
•
✽
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B +bus.
•
: B –bus.
•
k
: signal path.
Reference information
RESISTOR
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE 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
Note:
The component identified by shading and
mark
mark
! are critical for safety. Replace only
with part number specified.
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
KV-XA21M81
RM-952
KV-XA21M81
RM-952
– 40 –
– 39 –
(1) C1 and F Boards Schematic Diagrams
5
10
9
8
7
6
4
3
1
11
13
G4
G2
G1-1
H1
H2
G1-2
KB
KG
KR
G1-3
RCV
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
1
2
3
4
5
6
7
8
9
10
1
2
3
1
2
3
4
-2
1
2
3
4
1
2
3
1
1
1
1
2
3
D700
D701
R706
R707
R708
C5953
SG703
JW1813
C704
D706
CN704
CN705
R721
D703
C700
C701
C702
C703
C705
C706
C5961
C5962
C5963
C5964
C5968
C5969
C5970
C5972
C5973
C5975
C5978
C5979
C5980
CN700
CN701
CN703
CN706
CN5961
CN5962
D707
D708
D709
FB700
J701
L705
L706
L707
L708
L5961
Q5963
Q5965
R700
R703
R704
R705
R709
R710
R711
R712
R715
R716
R717
R718
R719
R720
R5962
R5963
R5964
R5965
R5966
R5967
R5968
R5969
R5971
R5972
R5973
R5974
R5975
R5976
R5977
R5978
R5979
R5980
R5981
R5982
R5985
R5986
RV700
R713
R714
R722
R5961
SG701
SG702
D
7
1
0
SG700
IC700
C707
D705
D
7
0
4
Q700
D5964
Q5961
Q5967
Q5968
Q5962
D5967
D5968
R1806
C1804
R1821
R1822
D
1
8
0
3
1
S
S
1
1
9
-2
5
R1808
D
1
8
0
4
1
S
S
1
1
9
-2
5
R1805
Q1802
R1811
R1802
C1803
R1809
R1823
R1824
R1810
R1812
R1803
IC1800
D1808
CN1801
4P :S-MICRO
TO A BOARD
CN507
4P :S-MICRO
TO A BOARD
CN507
C1809
#
#
#
#
#
#
#
#
#
#
#
#
#
#
0.001
B
100
16V
470p
B
0.1
250V
:PP
0.0047
2kV
E
0.022
400V
:PP
0.0047
500V
E
0.047
:PT
33
160V
470
10V
10V
0.047
200V
:PT
2.2
160V
0.1
200V
:PT
470
16V
16V
0.047
:PT
470
10V
10V
0.001
:PT
0.001
:PT
47
10V
1P
:TAB
6P
WHT
:S-MICRO
1P
:TAB
4P
WHT
:S-MICRO
7P
:S-MICRO
3P
:S-MICRO
HSS83TD
PROTECT
PROTECT
HSS83TD
PROTECT
PROTECT
HSS83TD
PROTECT
PROTECT
#
SOCKET
33 UH
JW(5mm)
33UH
2SA1837
2SC4793
100
1/2W
100
100
100
1k
1/2W
1k
1/2W
1k
1/2W
100k
1/2W
1/2W
47
:FPRD
10k
100
8.2k
150k
:RN
150k
:RN
100
1k
47
1/2W
560
1k
270
1k
1.5
220
18k
68
180
3W
:RS
1k
18k
10k
100
560
100
820
1.5
47
22
110M
:RN
6.8
3W
:RS
8.2
2W
:RS
330k
4.7
:FPRD
SPARK GAP
SPARK GAP
J
W
(
5
M
M
)
SPARK GAP
TDA6107Q/N2
4.7
250V
1SS119-25
1
S
S
1
1
9
-
2
5
2SA1175-HFE
1SS119-25
2SC3311A-QRSTA
2SC3311A-QRSTA
2SA1175-HFE
2SC3311A-QRSTA
RD39ES-B
DC.BIAS
RD39ES-B
DC.BIAS
4.7K
10 50V
82K
33K
4.7k
10K
2SC2785-HFE
82K
1.2
10 50V
33K
5.6K
33K
33K
33K
1.2
LA6510
CN1802
3P :S-MICRO
GP08D
1000 25V
GND
B
G
R
IK
TO A BOARD
GND
CN305
FV FOCUS
200V
G2
GND
TO CRT GND
TO FBT
TO A BOARD
CN306
VM
NC
E
TO NECK ASSY
GND
15V
N/S ROT
NC
N/S COIL-
N/S COIL+
NC
TO A BOARD
CN505
H.STAT
+B
9V
VM MUTE
GND
GND
VM
NC
NC
E
H1
200V
E
H1
9V
B-SSSBG3R-...-C1.
4
15V
9V
C5952
150P
150P
R5952
27
27
C5955
47
16V
47
16V
C5954
330P
B
330P
B
R5950
47
47
R5951
39
39
VIDEO AMP NS
ROTATION VM
ROTATION VM
(
(
200V
3
2
1
PICTURE TUBE
A51LPT70X
A51LPT70X
1
2
1
2
1
2
3
4
1
2
3
4
C654
R4601
CN4603
CN4602
CN4601
F4601
T4601
T4602
JW4603
JW4604
JW4601
JW4602
0
.
0
0
4
7
2
5
0
V
E
1M
1/2W
1P
:TAB
2P
:VH
2P
:VH
T3.15A
250V
:FUSE
250V
:FUSE
LFT
LFT
#
#
#
#
AC IN
AC IN
AC OUT
AC OUT
GND
B-SSSBG3R-...-F..
(CISPR)
VDR461
#
#
TO A BOARD
CN104
CN104
C4601
#
#
C4602
0.47
250V
:MPS
0.47
250V
:MPS
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