SONY KV XF25N90 Diagram
A BOARD SCHEMATIC DIAGRAM
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 |
A
C
T
G
U
A
O
T
U
F
F
O
R
I
C151
47
25V
:CI
L151
:CHIP
T
U
V
O
9
T
C
C
F
C
N
A
V
10 15
FSS BTF-WA412
—
B
—
C
—
TP100
STEREO
2SD601A
V
V
0
9
3
C
C
C
C
V
V
1
E
V
L
K
5
B
A
C
A
T
O
C
N
A
L
C
E
D
C
V
5
RF-AGC
C222
C150
10
470
:CI
16V
:CI
L150
R291
:CHIP
4.7k
TP101
Q252
AGC
R293
10k
30V
:CHIP
L160
SET-5V
R150
100
:ZZ-CP
R151
100
:ZZ-CP
C160
100
16V
:CI
D
—
E
—
F
—
D205
MTZJ-T-77-30D
:40
SET-5V
C226
4.7
160V
:CI
+B
MTZJ-T-77-5.6C
C653
47
25V
:CI
9V
Q650
2SD1292-T103
5V REG
R650
680
:RD
D650
:40
R253
15k
2W
:RS
TP602
SET-5V
R242
22k
9V
0.0047
C651
100
16V
:CI
2SB709A-QRS-TX
+5V
C006
0.047
C007
220p
CH
STBY+5V
G
—
H
—
I
7.5V
—
D002
Q670
C613
2
C
G
D
C643
*
R664
*
1
C
G
D
LED UNIT
STAND-BY/TIMER
R670
2.2k
C633
47
0.0047 250V E
D631
ERC04-06S
R698
*
R672
5.6k
3W
R661
5.6k
3W
R651
*
THP601
*
CN602
2P
D632
ERC04-06S
C646
450V
R660
0.47
1/2W
R688
5.6k
3W
R658
** 125V
C618
680p
1.5kV
C628
100
25V
J
—
K
—
L
—
M
—
N
—
O
—
TO AC
CONNECTOR
JW690
(5.0MM)
JW691
(5.0MM)
R659
1.8
10W
SBX3081-71
R060
JW
(5.0MM)
R643
4.7k
R682
4.7k
R652
*
CN601
2P
IC004
SIRCS
R043
+B
1k
:RD
2SD774-T-34
RELAY DRIVER
W
1
2
R671
2
1k
5
7
6
R
123
R061
JW(5.0MM)
C004
47
25V
:CI
2.2k
R683
Q606
2SD1292-T103
PROTECT
D601
D3SB60F
D670
1SS133T-77
RY602
C603
4700pF
250V
C638
4
C601
0.47 125V
VDR601
*
1
C
A
C604 C605
*
250V*250V
1
23
R620
2.2M
1/2W
*
TO
DGC
C602
4700pF
250V
T601
:LFT
F601
2
C
A
P
C
N
A
I
C
C
G
G
D
D
C
N
TU101
R391
1k
R243
33k
C243
H SYNCH SEP
R284
0
C644
0.0047
250V
E
10
RY601
2SD601A-QRS-TX
Q001
R077
100k
CHIP
R076
1M
S
C647
2SC3311A-QRSTA
C616
*
D609
*
C617
*
FB600 FB601
1.1UH 1.1UH
H
U
1
.
1
4
0
6
B
F
TP102
DET OUT
Q390
BUFFER
R075
10k
CHIP
C078
470p
R001
10k
CHIP
R280
75
:ZZ-CP
MTZJ-T-77-5.1C
STBY+5V
2SK2845-LB102
CONVERTER
470p
R612
680
Q608
R616
6.8
1/2W
D615
p
0
7
4
0
2
6
C
2
T
U
O
T
E
D
R390
100
CHIP
R096
2.2k
CHIP
B
Q607
SW
D613
R655
0.22
2W
T
U
D
O
E
L
T
E
T
D
S
20 25
V
I
D
E
O
R078
CHIP
D001
:40
R073
3.3
R602
R617
680
C614
0.001
IC601
*
CONVERTER
D602
1SS133T
1k
FB602
1.1UH
D
E
L
P
A
S
R663
1
2W
O
N
E
O
D
M
O
M
F
:ZZ-CP
MAIN
R097
10k
2SD601A
C200
25V
:CG
4.7
R608
22M
1/2W
C648
0.001
500V
B
MTZJ-T-77-6.2C
12345
R674
680
R101
10
10k
Q003
D
M
S
HP
1SS133T-77
D637
2SC3311A
E
T
U
M
C101
4.7
:CI
:ZZ-CP
Q002
2SD601A
HP
MTZJ-T-77-10B
R050
C005
1
R005
VOL-
:PU-Z
R609
2.2k
D634
R614
10k
C621
470p
Q601
SW
:1B
T
T
T
U
U
U
O
O
O
S
R
L
AUDIO
R252
470
:ZZ-CP
Q205
:ZZ-CP
:0B
R099
C017
1
:CI
VIDEO
R017
470k
820
:RD
CH-
:PU-Z
VIDEO
R251
470
:ZZ-CP
R008
220
:ZZ-CP
4.7k :RD
R009
220 :RD
R072
C062
0.0022 B:CC-CP
22k :RD
R013
C014
R040
R038
C047
220p
CH:CC-CP
R016
CH:CC-CP
2.2k
:RD
C228
R055
220
470p B:CC-CP
C028
470p B:CC-CP
R007
100 :ZZ-CP
220
0.1 25V B:CC-CP
C055
100p CHIP
470 :RD
1k :ZZ-CP
0.001 B:CC-CP
470 :RD
X001
15pF
CH:CC-CP
CH+:
PU-Z
10
:CI
CH:CC-CP
C060
C048
C019
560p CH:CC-CP
C091C092
15pF
R020R021 R022 R023
6.8k
:RD
TV/V
:PU-Z
C001
220p
:ZZ-CP
C232
1
:CI
V1
IC001
CONTROL
2
SET 9V
O-OSDBLK
0-ANTSW
0-BBE/MB
I-STEREN
0-HSYNCSW
IO-SCLKN
IO-BCLKN
IO-SDAT
1
IO-BDAT
0-MARKER
I-BINTN
I-RESET
NJM78LR05BM-TE2
0-MONO
I-AFT2
0-SRS2
O-SRS1
I-SSW
O-SAP
I-AFT
I-KEY
VO
O-YM
STBY 5V
O-R
O-G
O-B
NC
Vcc
0.0022 B:CC-CP
IC002
5
2
5
1
5
0
4
9
4
8
4
7
C013
4
6
4
5
0.001
B:CHIP
4
4
4
3
4
2
4
1
4
0
3
9
R032
3
8
R046
3
7
R033
3
6
3
5
3
4
3
3
3
2
3
1000p B:CC-CP
1
3
0
2
9
2
8
2
7
C037
VIDEO
M37273MF-255SP
TUNING SYSTEM
1
I-HP
2
I-VPN
3
O-VOL
4
O-ADJ
5
O-MUTE
6
O-RELAY
7
0-AGCMUTE
8
0-SPSW
9
O-CHBLK1
1
0
O-V0
1
1
O-V1
1
2
I-RMCN
1
3
O-DGC
1
4
I-POWERN
1
5
O-VMLV
1
6
I-HSYNC
1
7
I-PROT
1
8
O-LED
1
9
I-AVCC
2
0
I-HLF
2
1
I-VHOLD
2
2
I-CVIN
2
3
I-CNVSS
2
4
I-DSC
2
5
O-OSC
2
6
Vss
R031
680
S001
POWER
PU-Z
R090
10k
:RD
S007S006S002S005 S004 S003
DEMO
PU-Z
9V
2SB709A
BUFFER
R254
100
:ZZ-CP
R086
10k
:ZZ-CP
R085
10k
R092
1k
CHIP
D210
10k :RD
4.7k
R093
R074
10k
CHIP
220 CHIP
L003
:CHIP 220 :ZZ-CP
C046
47
25V
:CI
C020
0.1
:CQ
680
:RD
VOL+:
PU-Z
7.5V
C691
470
25V
:CI
1
3
4
5
6 8
R647
33
1/2W3.3k
FB609
0UH
PH600
PC123FY2
4
3
10k :RD
+B
T604
STBY+5V
2
10
11
D636
9
T603
*
2
4
3
5
7
8
1
2
C654
330
C611
0.001
2kV
14
15
13
11
S2L20UF
12
10
9
D617
R630
D616
S3L20UF4
C657
680p
500V
C641
680p
500V
AUDIO VCC
R634
1k
R648
2.2k
RU4AM-T3
B
2.2k :RD
D653
FB605
1.1UH
FB606
1.1UH
C632
1000
25V
+B
FB611
1.1UH
C634
100
160V
L200
JW(5mm)
C631
2200
R662
16V
0.47
3
2
IC602
ERROR AMP
:HD
SYBY+5
C645
0.01
R603
250V
470k
D633
ERA22-08TP3
D635
1SS133T-77
R611
C650
47k
0.001
1k
R610
D638
C656
D1N20R-TA
22
R644
1.2k
R657
D603
R656
1.5k
D614
C622
0.001
12V
R631
R
G
B
R028
C050
100p
CH:CC-CP
220p CH
C011
CH:CC-CP
R011
C074
100p CH:CC-CP
220 :ZZ-CP
220 :ZZ-CP
220 :RD
C065
T
U
P
T
U
O
T
U
P
N
I
1 2 3 4
C623
0.01
1
TV
1k CHIP
CH:CC-CP
C072
220p
R051
220 :CHIP
220 :CHIP
10k
R091
R044
R003
R018
100 :ZZ-CP
MTZJ-T-77-5.6C
C038
470
25V
:CI
R056
C
T
/
E
N
S
E
R
C
/
D
N
C
C690
0.47
AUDIO VCC
R640
47k
R635
10k
12V
R623
10k
C204
25V
R025
R026
R027
1SS133T-77 :4A
C027
220p
R010
220
D004
220 :ZZ-CP
1k :RD
R048
R054
D038
:40
4.7k :RD
5678
D
N
G
C
/
N
:CI
R639
47k
C630
0.01
FRONT A/V
10
HP
5.6k :RD
5.6k :RD
5.6k :RD
L001
D003
1SS133T-77
R004
R045
R047
47k :ZZ-CP
C034
0.022
B:CC-CP
L002
TP001
C692
47
25V
:CI
C693
0.47
:CQ
B
J202
3P
MTZJ-T-77-10B
AUDIO
R030
10k
:RD
R070
4.7k
R241
4.7k
R071
4.7k
10k
4.7k
4.7k
R049
10k :ZZ-CP
:CHIP
C626
0.47
:CI
R637
10k
R636
4.7k
+B
R679
470
R626
100k
:RN
R625
2.2k
:RN
KV-20S90 / 21SE43C
CN203
4P
:ZZZ
E
B INT
B DAT
B CLK
V
L
L
D203
:40
NJM2521M-TE1
L-SWITCH
1
TV-L
2
V1-L
3
4
S1
S2
0.001
B:CC-CP
IC201
:HT
C203
C205
1
C234
10
R
C206
1
MTZJ-T-77-10B
C236
0.01
CHIP
GND
L-OUT
V+
V2-L
V
R205
470k
R204
75
:CHIP
MTZJ-T-77-10B
D209
:40
4
R206
470k
D204
ESD
R295
0
CHIP
R289
0
CHIP
8
7
6
5
9V
VP
R400
22k
CHIP
R089
680
:ZZ-CP
R019
4.7k
:RD
D403
C077
100p
CH:CC-CP
:ZZ-CP
R057
R058
IC003
M24C08-MN6T(A)
MEMORY
AO
1
A1
2
A2
3
VSS
4
R087
680
4.7k :ZZ-CP
4.7k :ZZ-CP
B-CLK
B-DAT
1SS133 :4A
C418
10
R432
12k
D434
1SS133
R088
680
:ZZ-CP
C039
:CI
VDD
VIDEOVIDEO
R433
12k
10
8
7
6
5
R066
220
:ZZ-CP
AUDIO VCC
R633
33k
:RN
Q501
2SC3209LK-TP
H DRIVE
R632
10k
Q602
2SD601A
BUFFER
R638
22k
:1B
R502
4.7k
3W
C502
0.015
200V
:CA
14
C504
470p
500V
TP500
H.DRIVE
B:CC
13
R501
2.2k
:RD
12V
<FOR JIG>
1
3
2
J201
3P
REAR A/V
R294
0
CHIP
R288
0
CHIP
R298
100
AUDIO
C233
1
V
2
1
SDA
R065
220
:ZZ-CP
12V
T501
:HDT
3
2
1
9V
C
C
V
O
I
D
U
A
9V
6
R504
(7.5MM)
4
TP601
SET+9V
R002
10k
:RD
JW
9V
R
G
VIDEO
C505
2000pF
1.2kV
MTZJ-T-77-10B
B
C509
330p
C508
0.015
200V
:CA
16
15
TV R
4.7k
2kV
:CC
D201
C312
1000
R324
0.45UH
:40
25V
:RD
FB501
9V
2SD2624
H OUT
:E
Q305
2SB709A
BUFFER
:0B
3900pF
1.2kV
Q502
9V
R641
R649
4.7
470
3W
:RD
:RS
D611
MTZJ-T-77-10B
:40
V
V
C201
:CI
V2
TV
HP
C311
0.01
B:CC-CP
X301
:SV
C301
18p
CH:CC-CP
R394
100
C507
Q605
2SD2137-OP-TA
9V REG
:1D
C629
100
25V
:CI
A
L
1
NJM2521M-TE1
1
TV-R
2
S1
3
V1-R
S2
4
VP
R255
100 :ZZ-CP
Q391
2SD601A
BUFFER
:1B
R393
1k
:ZZ-CP
+B
ERC06-15S
R
R202
470k
:CHIP
C202
1
MTZJ-T-77-10B
:ZZ-CP
R201
470k
IC200
R-SWITCH
8
GND
7
R-OUT
6
V+
V2-R
5
VOL 5V
9V
C320
0.47
R319
10k
:ZZ-CP
C375
0.1
25V
F:CC-CP
1
2
3
L
L
L
A
A
A
T
T
T
X
X
X
N
I
D
L
E
1
B
P
A
A
C
1 2 3 4 5 6 7 8 9
R392
100
:ZZ-CP
0 :RT
L302
:CHIP
C376
47
25V
:CI
R301
C303
10
:CI
D501
JW510 JW511
(12.5MM) (12.5MM)
E
V
I
R
D
1 2 3 4 5 6 7
R546
470
2W
:RS
R549
R544
4.7
2W
:RS
R548
4.7k
:RD
R543
10k
:RD
10k :ZZ-CP
1
Y
/
1
S
B
V
C
VIDEO
D202
ESD
L
I
F
C
P
A
+
C
C
V
R297
100
C321
470pF
V
I
D
E
O
C319
3
2
C
C
V
T
U
M
O
I
N
T
O
V
M
4
F
E
R
C541
220
:CI
C542
47
:CI
4.7
:CI
2
L
2
C
I
Y
/
F
/
V
L
2
T
B
S
A
B
V
C
P
C
M
B
A
M
L
O
C
C
Y
C305
0.1
25V
5
B:CC-CP
C306
0.1
25V
B:CC-CP
9V
IC541
AN5522 V OUT :HN
-
18
17
C
C
V
R547
2.2
:RD
AUDIO
AUDIO VCC
HP
R
1
C
C
V
G
E
R
C308
10
:CI
G
P
C
C
C
7
8
:
1
1
B
3
3
C
C
1
0
.
0
N
N
I
I
2
2
T
R
G
C
E
T
O
R
P
P
/
C
P
S
H
9
8
R311
JW (5MM)
C556
0.0022
R568
1M
Q556
2SD601A-QRS-TX
BUFFER
C561
220p 500V B:CC
C562
470
RGP15GPKG23
25V
:CI
1SS133T-77
R584
10k
:ZZ-CP
TP503
H.PROT
R585
33k
B
P
C
P
-
C
C
-
C
C
6
:
C
1
B
:
3
B
C
R316
1
100
0
1
.
0
:ZZ-CP
0
.
0
N
N
M
I
I
Y
2
1
/
B
R
2
S
Y
L
I
F
N
C
I
D
F
K
A
H
I
C309
0.01
CHIP
R307
4.7k
:CHIP
C310
1
R310
:CI
1k
:ZZ-CP
+B
B
R566
15k
R567
4.7k
D561
:4G
D581
:4A
R577
18k
R583
100k
:ZZ-CP
C573
4.7
:CI
C574
4.7
EGP20DPKG23
160V
:CI
C577
0.47
:CI
P
P
C
C
-
-
Z
Z
Z
Z
:
W
S
V
U
Y
Y.CHROMA.JUNGLE
+
D
V
7
1SS133T-77
TEMP CORR
3
7
5
D
0
0
1
0
3
3
R
A
D
S
IC301
CXA2133BS
D
M
V
V
2SD601A-QRS-TX
HP PROTECT
B:CC-CP
UDZ-TE-17-5.1B
D572
:4A
B
2
N
.
W
8
R579
0
O
-
4
D
7
620
:
7
D
:ZZ-CP
-
L
T
O
H
J
Z
T
M
:
0
0
1
1
3
3
R
L
C
S
Q300
:1B
C313
0.01
R318
10k
D320
R578
56k
2W
L301
:CHIP
2
D
N
G
Y
B
1
M
D
O
N
C
G
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
R304
10k :ZZ-CP
T
S
O
O
OUT
B
C373
C374
0.1 25V
470
16V
:CI
N
N
N
I
I
I
Y
Y
Y
E
-
-
B
R
E
E
F
E
W
R
E
I
R306
10k
6
:RN-CP
C511
0.33
250V
+
E
V
19
I
R
D
TP501
IC521
V HOLD OUT
-13V
+13V
:HA
+VCC
8
OUT2
7
IN-2
6
IN+2
5
R541
R542
4.7k
10k
:ZZ-CP
:RD
C543
0.22
:CQ
D541
GP08DPKG23
:4A
TP502
NJM4558M-TE2
OUT1
1
IN-1
2
IN+1
3
-VCC
4
10
0.001
R561
R582
:CHIP
T
U
O
R
C314
CHIP
1
1W
R576
100k
68k
D574
B:CC-CP
+
2
-
-
1
IC401
TDA7057AQ/N2
AUDIO AMP
R230
10k
:CHIP
R234
3.3k
:CHIP
C214
0.22
R231
10k :CHIP
R235
AUDIO
3.3k
:CHIP
C215
0.22
:CI
12V
VOL 5V
R356
2.2k
:ZZ-CP
252627282930313233343536373839404142434445464748
1
N
N
S
I
I
Y
1
1
G
B
12
11
T
T
U
U
O
O
G
B
R312
GB
220
:ZZ-CP
R315
220 :RD
R314
220 :RD
R313
220
:RD
R
R347
680
:ZZ-CP
C330
C390
680p
0.1
B:CC-CP
:CQ
R353
0
:CHIP
BLUE OUT
TP300
C216
0.47
R268
*
:CHIP
C218
470
25V
:CI
C219
R269
C217
*
0.47
:CHIP
12V
PS201
0.1
:CQ
:CI
2SB709A
IK BUFFER
1
C
C
V
N
1 2 3 4 5 6 7 8 9
AUDIO AUDIO
AUDIO VCC
AUDIO
MTZJ-T-77-10B
R256
4.7k
:RD
R329
100
Q301
:0B
D302
MTZJ-T-77-5.1C
:40
9V
Q392
2SB709A
BUFFER
:0B
B
G
R
9V
+B
9V
TP400
D208
:ZZ-CP
D
2
N
2
G
C
S
V
R238
AUDIO
R321
6.8k
R384 R385
2.2k
:ZZ-CP
Q393
BUFFER
:0B
D310
R323
MTZJ-T-77-8.2B
R317
2.2k
1k
2SB709A
D311
D301
T
U
O
C220
470
25V
R237
220
Q203
MUTE
:0B
Q302
2SB709A
IK BUFFER
R322
10k
:ZZ-CP
2SB709A
BUFFER
MA111-TX
MA111-TX
680
R325
100k
:0B
D
N
G
P
:ZZ-CP
Q394
1
2
C
I
C
I
V
V
V
R290
100
:ZZ-CP
:40
R257
10k
:ZZ-CP
R383
2.2k
:ZZ-CP
2SB709A
R308
220k
R309
22k
TP508
TP507
V MID
H OUT
R508
C552
220p
500V
B:CC
R553
47
1/2W
:RD
:F
0.01 100V
150
1W
1
4
200V
R591
10
2W
2
115V
7
8
R562
1
9
1W
0
0
L503
3.3mH
+B
L504
R560
:F
68k
R559
150k
R565
22k
C576
33
160V
:CI
R574
1k
D552
RGP10GPKG23
:4G
R552
220k
:RD
1 2W :RS
R571
D571
1SS133T-77
:4A
C571
22 :CI
R575
330k
:RD
+13V
:RD
R533
47k
R534
R580
0
22k
R582 SEE PAGES 14 AND 15
R532
4.7k
:RN
Q571
2SA1091O-TPE2
+B
OCP
:0B
C531
0.068
200V
:CA
D502
RGP10GPKG23
C553
10
250V
:CI
L591
C591
R573
470k
R572
:RD
2.2k
C563
0.0047 200V
D562
RGP15GPKG23
:4G
C564
470
25V
:CI
WHEN REPLACING T504 BE SURE TO CHECK THE VOLTAGE VALUE
AT (TP503). REFER TO THE SAFETY ADJUSTMENT SECTION.
TP506
T504
FBT
TP504
180V
HV
20V ONLY
FV
G2
115V
ABL
11
6
5
R535
100k
H
:RD
H
2
1
T
T
U
U
O
O
10 11 12 13
2.2k
:0B
B
Q303
2SC3311A
BUFFER
V OUT
20
21
HV
FOCUS
(20V ONLY)
G2 (20V ONLY)
G
D
N
G
P
JW203
(7.5MM)
+
1
T
U
O
C221
470
25V
:CI
R239
220
:RD
R240
1k
:RD
AUDIO
5
4
3
R
2
1
6
5
4
3
2
1
1
2
3
4
5
6
TO C BOARD
CN1752
CN301
:S-MICRO
CN501
6P
:ZZZ
V DY +
V DY -
H DY -
H DY -
H DY +
H DY +
+B
NC
200V
NC
E
HEATER
CN502
:S-MICRO
TO C BOARD
CN1751
AUDIO
CN402
2P
:ZZZ
1
SP L +
2
SP L -
SP902
(L/MONO)
J400
HEADPHONE JACK
:HJP-S
1
SP R +
2
SP R -
CN401
2P
E
B
G
R
SP901
(R)
1K
5P
H.DY H.DY V.DY V.DY
6P
:4G
R586
C575
6.8k
0.01
CHIP
<TUNING CONTROL>
Y/C/J
POWER SUPPLY
DEFLECTION
TUNER/IF
AUDIO
MTS
BA4D-905-A
—
— 23 —
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