Sony KV-XA21M8J Service Manual ▷ View online
– 33 –
KV-XA21M8J/XA21MSJ
RM-952
4-6. PICTURE DISTORTION ADJUSTMENT (1)
Item Number 00 – 0B
GEO 1
HSZ (H SIZE)
GEO 3
TLT (TRAPEZIUM)
GEO 0A UPN (UPPER CORNER PIN)
GEO 0B LPN (LOWER CORNER PIN)
GEO 5
VSZ (V SIZE)
GEO 0
HPS (H POSITION)
GEO 9
AGL (AFC.ANGLE)
GEO 8
BOW (AFC.BOW)
GEO 2
PAP (PIN AMP)
GEO 4
VPS (V POSITION)
GEO 7
VLN (V LINEARITY)
GEO 6
SCO (VERTICAL S-Correction)
KV-XA21M8J/XA21MSJ
RM-952
KV-XA21M8J/XA21MSJ
RM-952
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM
– 35 –
– 36 –
YC JUNGLE
IC301
CXA2159S
CXA2159S
<slave:88H>
INTERNAL NTSC
COMB FILTER
IC302
TDA9183T
COMB FILTER
IC302
TDA9183T
MONITOR
OUT
OUT
TV V in
TV L in
TV R in
TV V in
Mon out
V1 out
COMB Y in
COMB C in
V1 V in
43
6
9
7
43
V1 V in
V1 L in
V1 R in
V2 R in
V2 V in
V2 V in
4
V2 L in
L out 2
R out 2
JACK BLOCK
VIDEO IN 1
AUDIO
PROSESSOR
PROSESSOR
IC203
TDA7442S
<slave: 80H>
AUDIO OUT
IC201
TA8248K
TA8248K
RED OUT
GREEN OUT
BLUE OUT
IC700
TDA6107Q
TDA6107Q
VM DRIVE
25963
IQ5965
25963
IQ5965
SP ASSY
CRT SOCKET
J2(Tweeter Terminal)
CN3421
Jack
J3421
J3421
CRT
A51LPT70X
A51LPT70X
DY
Y21RSA-S
Y21RSA-S
B out
G out
R out
VM out
VM in
R out
G out
B out
24
25
26
23
21
20
13
15
16
IK in
H. DRIVE
H. PULSE
E/W
VD+
VD-
H-OUT
Q511
2SD2578-CA
Q511
2SD2578-CA
V-OUT
IC503
TDA8172
IC503
TDA8172
HDT
T501
T501
H-DRIVE
Q506
2SD774-34
Q506
2SD774-34
PIN-CONT
IC502
NJM2903M
IC502
NJM2903M
PIN-OUT
Q505
IRF614-LF
Q505
IRF614-LF
PMC
L509
L509
HLC
L510
L510
FBT
T503
NX-1748
T503
NX-1748
+B
Audio Front Vcc
+9V
11V
7V
+5V
5V REG & RESET
IC002 MM1319AF
9V REC IC603
5V REC IC604
STB TRANS
T604
SRT
T603
SYSTEM
Ucom
IC001
CXP86449
CXP86449
RECEIVER
SBX3081-01(30)
IC901
IC901
SIRCS
R G B
BLK
I2L
MEMORY
IC003
M24C08-BN6
M24C08-BN6
28 29 30 27
F
(CISPR)
STB SW TR
Q605
2SK2845
2SK2845
POWER IC
IC601
STR-F6654
STR-F6654
LINE FILTER
T601
LINE
FILTER
FILTER
T4602
THP
THP600
AC CORD
DGC
MAIN. TUVIF with
STEREO DECODER
(MSP3415)
STEREO DECODER
(MSP3415)
<slave: 84H>
TU101
BTF-WG441
BTF-LG433
Others
BTF-WG441
BTF-LG433
Others
J401
6P
VIDEO IN 2
(FRONT)
(FRONT)
J902
3P
A
(System Controller, Y/C jungle, Deflection Tuvif,
Front Amp, Power Supply Audio Amp/Tone Controller)
C1
(Video Amp NS Rotation VM)
N/S DRIVE
IC1800
IC1800
Tweeter Box
Model with Tweeter
(KV-XA21MSJ only)
(KV-XA21MSJ only)
KV-XA21M8J/XA21MSJ
RM-952
KV-XA21M8J/XA21MSJ
RM-952
– 37 –
– 38 –
5-2. CIRCUIT BOARDS LOCATION
A
F
C1
J2
(KV-XA21MSJ only)
(KV-XA21MSJ only)
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
: PAL
(
)
: SECAM
[
]
: NTSC 3.58
<<
>> : NTSC 4.43
•
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.
•
÷
: 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
15
B
C
D
E
F
G
H
I
J
KV-XA21M8J/XA21MSJ
RM-952
KV-XA21M8J/XA21MSJ
RM-952
– 39 –
– 40 –
(1) Schematic Diagrams of F, J2 and C1 Boards
1
2
1
2
1
2
3
4
1
2
3
4
C
6
5
4
R4601
CN4603
CN4602
CN4601
F4601
T4601
T4602
JW4603
JW4604
JW4601
JW4602
C
4
6
0
1
C
4
6
0
2
V
D
R
4
6
1
0
.0
0
4
7
2
5
0
V
E
1M
1/2W
1P
:TAB
2P
:VH
2P
:VH
T3.15A
T.L.F
T.L.F
#
#
#
#
#
0
.4
7
2
5
0
V
:M
P
S
E
R
Z
V
1
4
D
6
2
1
AC IN
AC IN
AC OUT
AC OUT
GND
B-SSS10837-ME.-F..XA21
(CISPR)
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
-2
1
1
1
1
2
3
D
700
D
701
R7
0
6
R
707
R7
0
8
C
5953
SG
7
0
3
J
W
1813
C7
0
4
D
706
C
N
704
C
N
705
R
721
D
703
C7
0
0
C
701
C
702
C7
0
3
C7
0
5
C7
0
6
C
5961
C
5962
C
5963
C
5964
C
5968
C
5969
C
5970
C
5972
C5
9
7
3
C
5975
C
5978
C
5979
C
5980
C
N
700
C
N
701
C
N
703
C
N
706
C
N
5961
C
N
5962
D
707
D
708
D
709
F
B
700
J
701
L706
L708
L5961
Q5963
Q5965
R
700
R7
0
3
R
704
R7
0
5
R7
0
9
R7
1
1
R7
1
2
1
R7
1
5
R
716
R
717
R
718
R
719
R
720
R
5962
R
5963
R
5964
R5
9
6
5
R
5966
R
5967
R
5968
R
5971
R
5972
R
5973
R
5974
R5
9
7
5
R5
9
7
6
R
5977
R
5978
R
5979
R
5980
R
5981
R
5985
R
5
986
RV
7
0
0
R7
1
3
R
714
R
722
R
5961
S
G
701
SG
7
0
2
D7
10
SG
7
0
0
IC
700
C7
0
7
D
705
D7
04
Q700
D
5964
Q5968
D
5967
D
5968
L705
Q5961
Q5962
Q5967
R
5969
R
5982
R
710
L707
R1
8
0
6
C1
8
0
4
R
1821
R1
8
2
2
D1
80
3
R
1808
D1
80
4
R
1805
Q1802
R
1811
IC
1800
R
1802
C
1803
R
1
809
R
1
823
R
1
824
R
1812
R
1803
R
1810
C1
8
0
9
D
1808
C
N
1801
C
N
1802
R
5950
C
5954
R
5951
R
5952
C
5955
C5
9
5
2
#
#
#
#
#
#
#
#
#
#
#
#
#
#
0.
001
B
100
16V
470p
B
0.
1
2
50V
:P
P
0.
0047
2k
V
E
0.
022
400V
:P
P
0.
0047
500V
E
0.
047
:P
T
33
160V
470
10V
0.
047
200V
:P
T
2.
2
160V
0.
1
200V
:P
T
470
16V
0.
047
:P
T
470
10V
0.
001
:P
T
0.
001
:P
T
47
10V
1P
:T
A
B
6P
WHT
:S
-
M
IC
R
O
1P
:T
AB
4
P
W
H
T
:S-
M
ICRO
7P
:S
-
M
IC
R
O
3
P
:S
-M
IC
R
O
H
S
S
83T
D
H
S
S
83T
D
H
S
S
83T
D
#
SO
C
KET
JW
(5
mm)
2S
A
1837
2S
C
4793
100
1/
2W
100
100
100
1k
1/
2W
1k
1/
2W
100k
1/
2W
47
:FP
R
D
10k
100
8.
2k
390k
:R
N
150k
:R
N
100
1k
47
1/
2W
560
1k
270
1k
220
18k
68
180
3W
:R
S
1k
18k
10k
100
560
100
820
47
22
110M
:R
N
6.
8
3W
:R
S
8.
2
2W
:R
S
330k
4.
7
:FP
R
D
SPAR
K G
A
P
SPAR
K
G
A
P
JW
(5M
M)
SPAR
K G
A
P
TD
A6107Q
/N
Z
4.
7
250V
1S
S
119-25
1S
S1
19
-25
2S
A
1175-H
F
E
1S
S
119-25
2S
A
1175-H
F
E
R
D
3
9
ES-
B2
D
C
.BI
AS
R
D
3
9
ES-
B2
D
C
.BI
AS
2S
C
3311A
2S
C
3311A
2S
C
3311A
1.
5
1.
5
1.
5k
1/
2W
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
##
#
#
#
#
#
#
#
47
330p
B
39
27
47
16V
150p
500V
.
B
LK00A9
.
B
LK014D
.
B
LK014A
.
B
LK0006
*
GND
B
G
R
IK
TO A BOARD
GND
C
N
305
FV
FO
C
U
S
200V
G2
GN
D
T
O
CRT
G
N
D
TO
FBT
T
O
A BO
AR
D
C
N
306
VM
NC
E
T
O
N
E
C
K
ASSY
GND
15V
N/
S ROT
NC
N/
S COI
L
-
N/
S COI
L
+
NC
T
O
A BO
AR
D
C
N
505
H
.ST
AT
+B
9V
VM
M
U
T
E
GN
D
GN
D
VM
NC
NC
E
H1
200V
E
H1
9V
B-SSS10837-M
E.
-C
1.
.XA21
VIDEO AMP NS
R
O
T
A
TION
VM
()
2
3
4
(KV-XA21MSJ only)
1
2
3
4
J3421
CN3421
D3421
D3422
D3423
D3424
4P
4P
WHT
:S-MICRO
RD30ESB2
RD30ESB2
RD30ESB2
RD30ESB2
GND
R
L
GND
B-SSS10837-ME.-J2..XA21
SEPARATE
TWEETER
TWEETER
(
)
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