Sony KV-XG25M8J Service Manual ▷ View online
A
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B
C
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J
KV-XG25M8J/XG25P50
RM-952
KV-XG25M8J/XG25P50
RM-952
– 43 –
– 44 –
(1) Schematic Diagram of B6 Board
1
2
1
2
1
2
3
4
1
2
3
4
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
V1
L1
R1
L2
V2
R2
V3
L3
R3
-2
1
2
3
-3
1
2
3
4
5
6
-2
1
2
3
4
5
6
7
8
9
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23
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25
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41
42
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5
6
7
8
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
1
2
3
4
5
6
7
1
C8304
CN8402
C8 6 0 2
C86 0 1
R8601
R8216
R8217
R8218
R8215
R8220
C8227
C8230
C8233
C8232
C
8
2
3
4
C8236
C8238
C8240
C8242
C8244
C8246
C8248
C8249
C8251
C8253
C8255
C8228
C8229
C8231
C8241
C
8
2
4
7
C8254
C8243
R8224
R8243
C8260
R8221
C8259
R8222
C8261
R8240
R8427
C8417
R8428
C8419
R8429
C8418
R8344
R8343
C8333
R8341
R8336
C8400
R8401
R8402
R8408
R8407
R8403
L8204
C8402
J8402
JR8401
R8409
C8403
R8410
R8411
R8413
R8416
R8414
R8412
R8405
R8406
R8417
R8415
R8418
R8419
R8426
R8421
R8424
R8425
R8423
R8420
C8413
C8404
C8405
C8406
C8415
C8408
C8407
C8410
C8412
C8411
R8422
JW8402
C8263
F8601
CN8603
C8573
R8579
C8258
R8400
J
R
8
4
0
2
R8225
R8226
R8223
R8342
R8337
CN8403
CN8401
C8409
JW8416
R8238
R8239
C8654
JW8201
JW8401
D8414
JW8417
D8412
R8588
R8587
Q8578
R8576
D8300
R8335
C8301
R8334
J
W
8
5
0
1
J
W
8
5
0
2
C8416
R8404
C8235
C8252
C8401
R8219
R8430
R8242
T8601
T8602
CN8300
JW8503
R8241
L8301
JR8205
C
8
2
4
5
C8250
C8305
CN8601
CN8602
VDR801
C8222
IC8501
C8581
R8598
R8599
CN8501
L8502
Q8571
C8580
R
8
5
7
4
R
8
5
7
5
C8574
R8577
L
8
5
7
0
C8575
C8576
C8577
Q8574
R8580
Q8573
Q8572
R8578
R8570
C8571
R8571
R8572
R8573
C8572
Q8575
C8578
R8581
R8582
R8583
R8584
Q8576
R8585
R8586
Q8577
R8596
R8592
R8595
R8591
R8594
R8590
R8593
R8589
C8414
R8339
C8579
Q8401
Q8402
D8403
D8401
D8404
Q8404
D8406
D
8
4
0
2
D8407
D8408
D8409
D8410
Q8310
Q8309
D8411
D
8
4
0
5
IC8203
47
#
0
:CHIP
#
1P
:TAB
1M
1/2W
#
#
#
#
#
#
#
#
#
#
#
0.1
25V
25V
B:CHIP
0.022
B:CHIP
0.018
B:CHIP
0.0056
B:CHIP
B:CHIP
0.018
B:CHIP
0.0056
B:CHIP
B:CHIP
0.022
B:CHIP
0.1
25V
25V
B:CHIP
0
.
1
2
5
V
B
:
C
H
I
P
0.1
25V
25V
B:CHIP
0 .1
25V
B:CHIP
2.2
16V
F:CHIP
2.2
16V
F:CHIP
1
16V
F:CHIP
2.2
16V
F:CHIP
1
16V
F:CHIP
0.68
16V
F:CHIP
1
1
6
V
F
:
C
H
I
P
0.0056
B:CHIP
1
1
6
V
F
:
C
H
I
P
0.0012
B:CHIP
B:CHIP
0.1
25V
25V
B:CHIP
1 16V F:CHIP
0.0047
B:CHIP
B:CHIP
1
16V
F:CHIP
0.022
B:CHIP
22
0.022
B:CHIP
0.1
25V
B:CHIP
100
16V
16V
100p
CH:CHIP
100p
CH:CHIP
0.1
25V
25V
B:CHIP
100
16V
16V
10
1
16V
F:CHIP
1
16V
F:CHIP
470p
B:CHIP
470p
B:CHIP
470
16V
16V
1
16V
F:CHIP
1
16V
F:CHIP
470p
CH:CHIP
100
16V
16V
1
16V
F:CHIP
470p
CH:CHIP
1
16V
F:CHIP
470p
CH:CHIP
470p
CH:CHIP
1
16V
F:CHIP
470p
CH:CHIP
1
16V
F:CHIP
470p
CH:CHIP
0 . 4 7
250V
0 . 6 8
2 5 0 V
0.0047
250V
E
6P
WHT
:S-MICRO
10P
YEL
YEL
:S-MICRO
7P
WHT
:S-MICRO
2P
:VH
2P
:VH
RD9.1S-B
DA204K
FUSE
JACK 9P
5MM
7.5MM
5MM
5
M
M
5
M
M
10MM
2.7k
:CHIP
2.7k
:CHIP
5.6k
:CHIP
5.6k
:CHIP
100
:CHIP
100
:CHIP
39k
:CHIP
39k
:CHIP
3.9k
:CHIP
10k
:CHIP
6.8k
:CHIP
6.8k
:CHIP
5.6k
:CHIP
5.6k
:CHIP
39k
:CHIP
5.6k
:CHIP
5.6k
:CHIP
39k
:CHIP
75
:CHIP
220
:CHIP
470
:CHIP
680
:CHIP
680
:CHIP
1k
:CHIP
3.9k
:CHIP
10k
:CHIP
1k
:CHIP
10k
:CHIP
10k
:CHIP
10k
:CHIP
1k
:CHIP
10k
:CHIP
1k
:CHIP
1k
:CHIP
470
:CHIP
470k
:CHIP
470k
:CHIP
470
:CHIP
68
:CHIP
470k
:CHIP
470k
:CHIP
47k
:CHIP
47k
:CHIP
470k
:CHIP
75
:CHIP
470k
:CHIP
15k
:CHIP
15k :CHIP
470k
:CHIP
75
:CHIP
220
:CHIP
220
:CHIP
47k
:CHIP
470k
:CHIP
47k
:CHIP
470k
:CHIP
1k :CHIP
*
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
4.7
2.2k
:CHIP
#
UN2216
BUFFER
UN2216
PROTECT
RD9.1S-B
PROTECT
RD9.1S-B
PROTECT
RD9.1S-B
PROTECT
2SA1162-G
BUFFER
RD9.1S-B
PROTECT
R
D
9
.
1
S
-
B
P
R
O
T
E
C
T
RD9.1S-B
PROTECT
RD9.1S-B
PROTECT
RD9.1S-B
PROTECT
RD9.1S-B
PROTECT
2SC1623-L5L6
BUFFER
2SC1623-L5L6
BUFFER
RD9.1S-B
PROTECT
R
D
9
.
1
S
-
B
P
R
O
T
E
C
T
TDA7429S
AUDIO SW
AUDIO SW
PROCESSOR
L
L
R
R
L
L
R
R
L
S
D
A
S
C
L
SDA
SCL
R
L
L
R
R
L
D3
D2
D0
D1
D
3
D
2
D
1
D
0
SCL
SDA
L
L
TREBLE R
TREBLE L
AGND
SDA
SCL
DIG-GND
R-OUT
L-OUT
L-IN3
L-IN1
MONITOR-L
MONITOR-R
R-IN1
R-IN2
R-IN3
CREF
VS
L-IN2
AUXOUT-R
AUXOUT-L
MODEL R0
BASS-R1
BASS-R0
BASS-L1
BASS-L0
VAR-R
BASSO-L
VAR-L
REARIN
REAROUT
HP2
HP1
LP1
LP
PS1
PS2
PS3
PS4
M
O
D
E
L
R
1
B
A
S
S
O
-R
M
O
D
E
L
L
1
M
O
D
E
L
L
0
AC IN
AC IN
AC OUT
AC OUT
GND
A GND
9V
TV L IN
A GND
TV R IN
A GND
R OUT
L OUT
A GND
A GND
SCL
SDA
AUDIO GND
VIDEO GND
VIDEO 2F
V GND
R IN
VIDEO 2
V GND
VIDEO 1
CVBS
L/MONO
L/MONO
VIDEO
L/MONO
VIDEO IN 1
VIDEO IN 2
MONITOR OUT
R AUDIO
R AUDIO
R AUDIO
D1
D0
DVD SW
MATRIX
GND
VCC
D3
D2
Y GND
Y GND
Y IN
MOMUTE
V GND
A GND
L IN
V GND
A
U
D
I
O
(
L
)
A
U
D
IO
(
L
)
A
U
D
IO
(R
)
VIDEO
V
I
D
E
O
VIDEO
V
I
D
E
O
A
U
D
I
O
(
R
)
AUDIO (R/L)
CISPR, AC FUSE,AV INPUT &
MONITOR INPUT
TO A BOARD
CN308/CN107
TO A BOARD
CN204/CN101/102
TO A BOARD
CN104
TO A BOARD/H2 BOARD
CN106/CN2904
B-SSS10779-...-B6.-XG25
D8413
RD9.1S-B
#
(
)
Q8403
2SA1162-G
BUFFER
10UH
IC8204
UPC4558G2
AUDIO INDENPENCE
MATCHING
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-XG25M8J/XG25P50
RM-952
KV-XG25M8J/XG25P50
RM-952
(2) Schematic Diagram of A Board
– 45 –
– 46 –
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
V
L
R
1
2
3
4
5
6
1
2
1
2
3
4
5
6
7
8
9
1
0
IC003
C005
C004
C003
C008
C006
C007
C002
C014
C015
L003
C
0
1
6
C017
C021
C020
C
0
2
4
C
0
2
3
C
0
2
2
C301
R903
R905
R907
R904
R906
R908
D901
D902
D903
R015
R014
R315
C315
L302
C317
R052
C033
R366
R367
J902
R053
R062
R063
R064
R065
C001
JW080
D300
R331
D313
CN905
D317
C326
CN001
R324
L305
R
0
2
0
R
0
5
8
D007
D008
D009
R
0
2
9
R
0
2
6
R
0
2
5
R
0
2
4
R022
R
0
1
8
R016
R002
R001
R
0
0
4
R
0
0
5
R010
R011
R012
R013
JR001
R009
R008
R007
R003
L002
C
0
1
3
Q301
R302
R303
C907
C908
C906
C909
C905
C316
C009
C010
C011
C012
R019
R021
C043
C
0
4
4
Q313
R323
R
0
5
9
R
0
6
0
R336
R353
D301
JW008
L001
D006
R017
C055
R061
Q002
R229
C223
R
0
2
7
R
0
2
8
R
0
2
3
Q001
C303
R301
C321
Q304
Q317
Q316
CN303
CN302
D
0
0
2
JW901
CN901
D314
JW075
M24C08-BN6
NVM
220p
B:CHIP
220p
B:CHIP
#
#
0.1
25V
25V
B:CHIP
47
16V
#
47
25V
0.001
B:CHIP
4
7
p
C
H
:
C
H
I
P
68p
CH:CHIP
#
#
1
0
p
C
H
:
C
H
IP
1
0
p
C
H
:
C
H
I
P
1
0
p
C
H
:
C
H
I
P
*
#
#
#
#
#
#
#
#
#
100
:CHIP
100
:CHIP
#
0.1
25V
25V
B:CHIP
0.1
25V
25V
B:CHIP
#
#
#
#
#
1k
:CHIP
470
:CHIP
470
:CHIP
470
:CHIP
470
:CHIP
#
7.5MM
0
:CHIP
0
:CHIP
1SS355TE-17
#
#
#
#
#
#
6
8
0
:
C
H
I
P
0
:
C
H
I
P
#
#
#
1
k
:
C
H
I
P
3
.
9
k
:
C
H
I
P
3
.
9
k
:
C
H
IP
3
.
9
k
:
C
H
IP
100
:CHIP
2
2
0
:
C
H
I
P
#
100
:CHIP
0UH
:CHIP
1
0
0
:
C
H
I
P
1
0
0
:
C
H
IP
4.7k
:CHIP
4.7k
:CHIP
4.7k
:CHIP
4.7k
:CHIP
0
:CHIP
#
4.7k
:CHIP
#
10k
:CHIP
0
.
0
1
B
:
C
H
I
P
*
VCC FALL
DETECTOR
0
:CHIP
1k
:CHIP
#
#
#
#
#
220
16V
16V
#
#
#
#
10k
:CHIP
10k
:CHIP
100p
CH
1
0
0
p
C
H
:
C
H
I
P
*
BUFFER
#
0
:
C
H
I
P
0
:
C
H
I
P
#
#
:CHIP
1SS355TE-17
PROTECT
7.5MM
5MM
#
#
100
220
:CHIP
*
BUFFER
10k
:CHIP
22
1
0
k
:
C
H
IP
#
#
#
MUTE
10
10
:CHIP
#
#
SWITCH
#
PROTECT
#
R-Y BUFFER
#
#
#
5.0MM
6P
1SS355TE-17
5.0MM
NS ROT
7
V
5
V
JOINT A1
JOINT A2
JOINT A3
JOINT A4
JOINT A5
JOINT A6
JOINT A7
JOINT A8
JOINT A9
JOINT A10
JOINT A10
JOINT A11
JOINT A12
JOINT A13
JOINT A14
JOINT A15
JOINT A16
JOINT A17
JOINT A18
JOINT A19
JOINT A20
JOINT A21
JOINT A22
JOINT A14
JOINT A15
JOINT A16
JOINT A17
JOINT A18
JOINT A19
JOINT A20
JOINT A21
JOINT A22
JOINT A23
JOINT A24
JOINT A25
JOINT A26
JOINT A25
JOINT A26
JOINT A27
JOINT A28
JOINT A29
V
O
L
C
O
N
T
S
A
P
S
T
A
U
D
IO
S
W
L
LED1
LED2
C
IN
R
CV/Y
Y
M
G
R
Y
S
C
V
/
Y
1
R
-
Y
Y
Y
S
B
-
Y
B
SCL
SDA
R
-
Y
B
-
Y
Y
Y
S
SP R
SP GND
SP GND
SP L
B
-
Y
IN
R
-
Y
I
N
G
N
D
Y
I
N
Y
S
I
N
G
N
D
Y
O
U
T
G
N
D
R
-
Y
O
U
T
B
-
Y
O
U
T
7
V
G
N
D
3
0
V
G
N
D
A
F
T
2
S
C
P
V
T
I
M
G
N
D
PH R
PH L
V2
GND
5V
30V
30V
30V
30V
9V
9V
9V
9V
9V
9V
9V
11V
11V
11V
11V
11V
11V
11V
5V
5V
B
-
Y
B
-
Y
R-Y
R
-
Y
9V
TO PAGE 1(3/4)
SYSTEM CONTROLLER,Y/C JUNGLE,
DEFLECTION,TUVIF,FRONT AMP,
POWER SUPPLY
POWER SUPPLY
TO B6 BOARD
CN8501
TO H2 BOARD
CN2902
B-SSS10779-...-A..PAGE 1 (1/4)-XG25.
D001
1SS355TE-17
MUTE
C056
#
D005
ISS355TE-17
PAGE 1(1/4)
(
)
TO PAGE 1(2/4)
JOINT 1
JOINT 2
JOINT 3 JOINT 4
JOINT 5
JOINT 6
JOINT 10
JOINT 12
JOINT 11
JOINT 9
JOINT 8
JOINT 7
JOINT 19
JOINT 18
JOINT 17
JOINT 16
JOINT 15
JOINT 14
JOINT 13
JOINT 22
JOINT 21
JOINT 20
JOINT 27
JOINT 26
JOINT 25
JOINT 24
JOINT 23
JOINT 30
JOINT 29
JOINT 28
JOINT 36
JOINT 35
JOINT 34
JOINT 33
JOINT 32
JOINT 31
JOINT 41
JOINT 40
JOINT 39
JOINT 38
JOINT 37
JOINT 42
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-XG25M8J/XG25P50
RM-952
KV-XG25M8J/XG25P50
RM-952
– 49 –
– 50 –
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
1
2
3
4
5
6
7
8
9
3
1
2
1
2
3
4
5
6
7
1
2
3
4
5
6
7
-2
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
-3
-3
-3
C029
C025
C026
C027
CN904
C032
C031
C030
C028
S901
S902
S903
S904
S905
S906
S907
R911
R912
R913
R914
R915
R909
R910
D904
D905
R345
R348
C910
IC901
C911
L905
C912
C336
D003
D906
C
0
4
1
C042
C045
C046
R066
C
0
4
7
C019
L004
L005
R055
C034
R321
C341
R320
C048
R067
L304
C335
C347
C346
C323
C349
R384
R383
R385
C348
Q303
Q3 0 5
R
0
4
7
R046
R045
R043
R042
R041
R040
R039
R037
R036
R
0
3
5
R034
R031
R030
R048
R049
R050
R916
C914
R917
R918
C913
J901
R054
Q902
Q901
C050
C051
C053
C054
R006
R057
Q310
R372
R371
R313
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R312
R311
R314
R317
Q306
R378
R316
R318
R379
C352
R068
C901
C902
L902
JW902
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R901
L901
IC001
D004
R
0
3
8
R032
R338
JR302
R339
IC302
R328
R329
R382
Q309
C350
R380
CN306
X001
D315
D316
IC002
Q005
#
#
0.1
25V
25V
B:CHIP
0.1
25V
25V
B:CHIP
9P
WHT
:S-MICRO
0.47
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22
0.022
B:CHIP
#
#
#
#
#
#
#
#
#
#
#
#
4.7k
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4.7k
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#
#
22k
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:RN-CP
#
#
#
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#
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#
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#
#
#
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#
#
#
#
100p
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#
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56k
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27k
:CHIP
330 :CHIP
390
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470
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27k
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*
AMPLIFIER
1.5k
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330
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0.01
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330
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#
#
#
330
:CHIP
0
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#
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COMB FILTER
#
#
#
#
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470
:CHIP
7P
VIBRATOR
CERAMIC
1SS355TE-17
PROTECT
RD7.5SB1-T1
SENSING
MM1319AFBE
RESET
SURGE
DTA114TK
S
T
B
Y
+
5
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S
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-
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S
M
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T
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A
B
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1
1
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+
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T
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JOINT A30
JOINT A31
JOINT A32
JOINT A33
JOINT A34
JOINT A35
JOINT A36
JOINT A37
JOINT A38
JOINT A39
JOINT A40
JOINT A41
JOINT A42
JOINT A43
JOINT A44
JOINT A45
JOINT A46
JOINT A47
JOINT A48
JOINT A49
JOINT A49
JOINT A50
LED1
LED2
C
V
/
Y
S
IN
LED2
LED1
YS
STBY+5V
GND
7V
LED2
LED1
GND
KEY2
KEY1
SIRCS
VM
GND
9V
VM MUTE
+B
SIRCS
ST-BY
HSYNC
VSYNC
VSS
XTAL
EXTAL
KEY2
KEY1
VM MUTE
AFT1
AFT2
B.INT
NS MUTE
OSD/
S
YUU SW
AUDIO SW (F MONO)
T
E
X
T
LED1
LED2
NS ROT
(MODE) VOL
SCL1
SDA0
SDA1
W PROTECT
S
C
L
0
A
T
T
S
W
V
S
S
V
D
D
N
C
E
X
L
C
X
L
C
Y
M
Y
S
I
B
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T
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A
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S
T
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S
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T
O
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T
G
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R
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F
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R
S
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G
N
D
NC
GND
N
C
I
N
T
N
T
/
P
A
L
A
P
C
N
C OUT
INSEL
OUTSEL
Y OUT
DGND
AGND
VDD
V IN
VCC
SYS1
SC
SYS2
FSCSEL
FSC
5V
5V
5V
5V
7V
9V
9V
9V
9V
9V
11V
11V
11V
1
2
3
TO VM1 BOARD
CN5901
TO PAGE 1(1/4)
B-SSS10779-...-A..PAGE 1(3/4)-XG25
SYSTEM CONTROLLER,Y/C JUNGLE,
DEFLECTION,TUVIF,FRONT AMP,
POWER SUPPLY
POWER SUPPLY
TO H2 BOARD
CN2905
TO PAGE 1(2/4)
#
*
*
Q314
*
BUFFER
10UH
0UH
R044
100
:CHIP
Q311
#
Q312
2SA1162-G
BUFFER
TO PAGE 1(4/4)
JOINT 1
JOINT 6
JOINT 5
JOINT 4
JOINT 3
JOINT 2
JOINT 9
JOINT 8
JOINT 7
JOINT 14
JOINT 13
JOINT 12
JOINT 11
JOINT 10
JOINT 16
JOINT 15
JOINT 22
JOINT 21
JOINT 20
JOINT 19
JOINT 18
JOINT 17
JOINT 24
JOINT 23
JOINT 29
JOINT 28
JOINT 27
JOINT 25
JOINT 26
JOINT 30
JOINT 31
JOINT 40
JOINT 39
JOINT 38
JOINT 37
JOINT 36
JOINT 35
JOINT 34
JOINT 33
JOINT 32
JOINT 47
JOINT 46
JOINT 45
JOINT 44
JOINT 43
JOINT 42
JOINT 41
JOINT 49
JOINT 48
JOINT 54
JOINT 53
JOINT 52
JOINT 50
JOINT 51
JOINT 55
JOINT 56
PAGE 1(3/4)
(
)
:CHIP
:CHIP
Click on the first or last page to see other KV-XG25M8J service manuals if exist.