Sony KV-AR25M31 Service Manual ▷ View online
– 39 –
KV-AR25M68/AR25M31/AR25M90
RM-993
RM-995
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.
•
÷
: 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-AR25M68/AR25M31/AR25M90
RM-993
RM-995
KV-AR25M68/AR25M31/AR25M90
RM-993
RM-995
– 43 –
– 42 –
HV
1
4
2
3
6
5
13
9
8
7
FV
SV
10
14
1
2
1
2
3
4
5
1
2
3
1
2
3
4
5
6
1 2 3 4 5 6 7
1
2
3
4
5
6
7
8
1
3
4
7
8
9
1
0
1
2
1
1
2
3
4
5
6
1
2
3
4
1
2
1
2
3
4
1
2
3
4
-2
1
2
3
4
5
6
7
S
1
2
3
4
5
9
8
7
16
15
18
17
14
13
12
10
11
1
-2
1
1
1
2
3
4
5
1
2
3
4
I O
G
I O
G
1
3
4
5
1
2
4
3
1
2
3
S
1
3
4
5
6
8
9
2
10
11
C629
C635
C565
C560
C527
C550
C558
C566
C557
IC503
R568
D527
C568
R597
C553
C552
R556
R607
R523
R600
R559
R558
R518
C562
R640
R643
R649
S502
C522
C524
R642
D602
C647
C650
C652
R602
R609
R611
R612
R616
C648
C546
R535
R536
R540
R541
R545
R546
R547
R550
C551
C564
R614
D628
C623
R590
FB610
R644
JW604
JW605
C604
JW600JW601
C646
C649
R507
C526
C633
R566
R608
R603
R659
R501
R655
C641
S600
R500
R617
Q606
PH600
FB600
FB601
FB602
FB603
C500
C501
JW506
JW507
JW508
JW518
L509
L510
L516
L517
R502
R503
R504
R622
C580
C583
T503
R591
R593
R594
R648
JW015
C656
R680
C645
D637
JW066
C651
C621
C547
L502
D620
R606
C639
C640
C658
D529
R605
R598
C576
R662
FB608
D633
R633
R632
R531
D638
C642
C585
C531
D610
JW011
C644
R610
R660
C627
C628
FB607
R618
D636
Q608
D533
C620
CN607
JW615
D513
S501
CN609
CN507
JW159
C506
C514
C517
C519
C600
C602
C609
C610
C614
C626
C636
CN505
D504
D518
D600
D603
D604
D605
D606
D608
D625
D631
D632
FB501
FB502
FB604
FB606
FB611
FB612
FB616
IC502
IC602
JR500
JR501
JW606
JW607
JW611
JW612
L505
L506
L508
L518
Q506
Q600
Q601
R521
R522
R527
R528
R530
R533
R553
R560
R562
R570
R580
R604
R623
R624
R626
R629
R630
R631
R634
R647
R656
RY600
RY601
T604
TH600
R682
C625
CN509
CN602
D629
C622
Q607
C505
C508
C511
C516
C529
C541
C555
C559
C563
C571
C579
C631
CN002
CN511
CN600
CN605
D525
D526
D601
D612
D618
D630
JW503
JW504
JW525 JW526
JW602
JW603
R512
R513 R514 #
R538
R569
R613
R625
R628
R645
R651
R681
SG501
T501
IC601
C504
C518
C521
C532
C533
C536
C537
C540
C543
C544
C554
C556
C561
C570
C572
C574
C577
C605
C606
C615
C618
C619
C655
CN501
CN502
CN503
CN504
CN601
CN603
D505
D508
D509
D510
D511
D512
D522
D532
D607
D611
D613
D614
D615
D622
D624
D634
D635
DY1
FB615
IC603
IC604
L501
10UH
10UH
L503
L504
L507
L513
Q604
R508
R509
R510 R511
R515
R516
R519
R520
R525
R532
R537
R539
R543
R544
R548
R551
R557
R561
R564
R567
R573
R574
R575
R577
R578
R579
R583
R588
R589
R592
R595
R596
R601
R615
R621
R639
R641
R653
R654
R657
R661
C603
C630
C634
CN508
CN604
D523
D534
L512
L601
Q505
Q511
R549
22K
:RN
22K
:RN
R582
R585
R587
R636
R646
T505
JR502
JW501
JW619
JW620
C601
C616
C643
C653
CN510
D517
D519
D609
FB613
R635
R637
T504
T601
T603
THP600
JW614
JW617
JW618
CN506
L515
C510
C617
C567
C632
C539
R620
C538
C528
C507
C607
C608
C611
C612
C638
C659
C523
C502
C586
0:CHIP
0:CHIP
:CHIP
C584
C548
#
C534
R517
R529
R581
R505
R571
C613
R542
R627
R599
FB605
VDR600
ERZV14D621
ERZV14D621
D639
D521
Q501
Q507
Q503
Q509
Q602
Q603
C657
C624 0.0022 1KV:R
C512
C549
C513
D617
D621
PS602
PS600
PS601
D616
D627
R526
10
47
250V
470p
500V
B
0.1
100V
:MPS
220p
500V
B
470
25V
TDA8172
V.OUT
1.5
:FPRD
GP08D
H-POSI
470p
500V
B
680
1/2W
:FPRD
680p
2kV
B
680p
2kV
B
4.7k
:RN
4.7k
330
56k
10k
3.3k
100
470p
500V
B
680
3.3k
1k
SW
100
16V
1.5k
47
#
0.001
CH:CHIP
0.001
CH:CHIP
22
4.7
:FPRD
2.2k
:CHIP
47k:CHIP
680
:CHIP
6.8
1/2W
:FPRD
220
10V
0.1
F:CHIP
1
100
25V
5.6k
:CHIP
5.6k
:CHIP
4.7k
:CHIP
4.7k
:CHIP
15k
:CHIP
15k
:CHIP
33k
:CHIP
100k
:CHIP
470
:CHIP
JW(5)
68k
:RN
7.5MM
7.5MM
1.5k
7.5MM7.5MM
0.001
B:CHIP
10
450V
330
25V
4.7
:FPRD
0.1
:PT
#
1k
:CHIP
#
680p 500V B
#
1k
0.1
200V
:PT
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
NX-4009
0.47
1/2W
:FPRD
0.47
1/2W
:FPRD
0.47
1/2W
:FPRD
0.1
25V
F:CHIP
#
#
#
1SS119-25
PROTECT
PROTECT
1SS119-25
PROTECT
PROTECT
0.01
250V
RD6.8ES-B1
PROTECT
#
470p
CH:CHIP
#
COIL
RD30ES-B2
PROTECT
PROTECT
#
#
#
#
MSD601-RT1
SWITCHING
SWITCHING
1k :CHIP
470k
:RN
22M
1/2W
22
2.2k
:CHIP
470p
B
#
#
56k
0.1
#
0UH
#
3.3k
2200
25V
#
2.2
AK04V0
#
10k
:CHIP
10k
:CHIP
0.0022
1kV
R
#
#
#
#
D1NS4
RECTIFIER
RECTIFIER
MSD601-RT1
SWITCH
SWITCH
#
470p
CH:CHIP
#
#
GP08D
V.BOOST
330p
SL
SW
#
6P
YEL
:S-MICRO
ERA22-08
SENSING
SENSING
*
PROTECT
#
33
160V
0.047
200V
:PT
0.0033
B:CHIP
820p 500V B
100
10
10
680p
500V
B
5P
:S-MICRO
1SS119-25
PROTECT
PROTECT
RD33EB3T
CLAMP
RGP02-17EL-6433
CLAMP
CLAMP
5P-6M
RD20ES-B2
CLAMP
CLAMP
ERC04-06SE
SNUBBER
SNUBBER
ERC04-06SE
SNUBBER
SNUBBER
0UH
0UH
JW(5)
NJM2903M
PIN-CONTROL
SE-135N
REGULATOR
CONTROL
REGULATOR
CONTROL
0
:CHIP
0
:CHIP
7.5MM
7.5MM
7.5MM
7.5MM
JW(5)
JW(5)
JW(5)
:EL0606
2SC2688-LK
H-DRIVE
H-DRIVE
2SD2114K
SWITCH
SWITCH
JW(15)
10k
:RN-CP
10
:CHIP
22k
:RN-CP
JW(5)
1k
22k
:RN
10k
:CHIP
47
6.8k
:CHIP
100k
:RN-CP
100k
:CHIP
82k
:CHIP
47k
:CHIP
1k
:CHIP
470
1/2W
:FPRD
10k
:FPRD
47k
:CHIP
3.3
1k
SRT
1-803-586-11
*
#
#
2P
:MINI
#
0.001
B
2SC3576
RELAY DRIVE
#
#
#
#
#
#
#
#
#
#
#
2200
#
#
#
#
#
#
#
F5KQ60
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
#
HDT
STR-F6456S
REGULATOR CONTROL
REGULATOR CONTROL
0.0047
500V
E
0.0047
500V
E
0.0047
500V
E
0.0047
500V
E
680p
2kV
B
2SA1162-G
PROTECT
PROTECT
MSD601-RT1
SWITCH
SWITCH
MSD601-RT1
V-PROTECT
MSD601-RT1
PROTECTION
PROTECTION
0.0022
500V
E
0.0047
B:CHIP
#
D5S6M
RECT
RECT
5.0MM
30DF2N-FC5
REGULATOR
REGULATOR
*
REGULATOR
0.1
275V
0.1
275V
33
160V
:HR
0.047
B:CHIP
220
:RN-CP
8.2M
1W
0.1
1W
:RF
1.1UH
1.1UH
1.1UH
1.1UH
1.1UH
1.1UH
1.1UH
1.1UH
1-755-299-11
1-755-299-11
RU4AM-T4
PIN DAMPER
PIN DAMPER
*
PIN-OUT
D3SB60
2SC2785-HFE
SWITCH
SWITCH
ON3171-R
PHOTO COUPLER
PHOTO COUPLER
COIL
:DCC
*
CLAMP
0.1
25V
B:CHIP
EW
HP
30V
+B
9V
5V
NS MUTE
NS ROT
VD-
VD+
HD
11V
ABL
1
1
V 7
V
ST-BY
STBY 7V
AUD+VCC
AUDI-GND
.
.
.
.
.
.
SRT
HLT
1 2W
5MM
0UH
#
0.047
400V
:PP
400V
:PP
#
4.7
25V
25V
ERC06-15S
DAMPER
DAMPER
1RF614
PIN OUT
PIN OUT
2SD2578-CA
H-OUT
H-OUT
UN2213
SWITCH
SWITCH
120
3W
68
3W:RS
3W:RS
220
3W
#
0:CHIP
1K
3W
220K
:CHIP
:CHIP
47K
:CHIP
:CHIP
2.2K
:CHIP
220K
1.5M
2.2
220K
#
#
1K
3W
56
3W:RS
3W:RS
220
3W
:RS
3W
:RS
0.0047
500V:B
500V:B
220
16V
16V
680P
500V
B:CHIP
500V
B:CHIP
0.019
1.2KV
#
0.68
250V
:PP
250V
:PP
0.82
250V
:PP
250V
:PP
3300
16V
220
2W
2W
0:CHIP
*
7.5MM
PMT
*
-15V.RECT
0.033P
25V
B:CHIP
25V
B:CHIP
#
#
0.001P
B:CHIP
B:CHIP
330P
B:CHIP
B:CHIP
330P
CH:CHIP
CH:CHIP
100 10V
1000P
2KV
:B
470
25V
25V
470
25V
25V
0.1
:PP
:PP
220
#
0.01
200V:PT
470
25V
25V
0.0033
630V
:PP
630V
:PP
0.1
250V
4.7
160V
160V
0.15
200V
:PT
200V
:PT
#
470P
250V
B:CHIP
250V
B:CHIP
470P
250V:B
250V:B
560
450V
450V
470P
250V
:B
250V
:B
0.022
400V
400V
100P
1KV
1KV
470P
250V
:B
250V
:B
560
160V
160V
100
16V
*
100
10V
10V
4.7
470P
250V
:B
250V
:B
1P
1P
#
#
#
#
#
2P
#
3P
MMDL914T1
PROTECT
PROTECT
MMDL914T1
DETECT
DETECT
10:CHIP
MMDL914T1
DETECT
DETECT
MMDL914TI
DETECT
DETECT
MMDL914T1
DETECT
DETECT
ERC06-15S
DAMPER
DAMPER
*
+15V.RECT
*
MMDL914T1
MMDL914-T1
PROTECT
PROTECT
RU-1P
*
*
*
#
FMU-G265
RECT
RECT
MMDL914T1
PROTECT
PROTECT
MMDL914T1
SENSING
SENSING
MMDL914T1
SENSING
SENSING
#
6P
0UH
*
NJM78M09FA
REGULATOR
CONTROL
KIA7805-API
5V REGULATOR
5V REGULATOR
#
#
7.5MM
7.5MM
10UH
10UH
10MH
L511 150UH
5.0MM
1.0MMH
15UH
2SA1091-0
PE2
PE2
150K
:RN-CP
47
2W
:RS
2W
:RS
22K
:CHIP
:CHIP
#
10K
8.2K
:CHIP
:CHIP
#
6.8K
:CHIP
:CHIP
#
5.6K
1W
1W
#
2.2K
#
#
8.2K
:CHIP
:CHIP
#
#
220
3W
3W
1
2W
:RS
2W
:RS
100K
CH:CHIP
CH:CHIP
220
2W
:RS
2W
:RS
4.7
1K
:CHIP
:CHIP
1.0
2W
:RS
2W
:RS
0.033
150
10V
10V
6.8
10W
10W
82K
3W
:RS
3W
:RS
15K
3W:RS
3W:RS
82K
3W
0.22
2W
2W
0.22
2W
2W
15K
3W
:RS
3W
:RS
4.7K
1W
1W
220K
1/2W
:FPRD
1/2W
:FPRD
4.7K
1W
1W
THERMISTOR
#
BUFFER
BUFFER
0.33
680
1.5KV
1.5KV
LINK,IC
LINK,IC
+B
200V
C
ABL
H1
H2
-15V
E
DRV-IN
Vcc
F.B.-PLS
Vee
OUT-PUT
Vcc(OUT)
REF-VOLT
H+
H+
H-
H-
V-
V+
H1
200V
GND
H.OUT
A
C
I
N
A
C
I
N
D
G
C
D
G
C
PFC
PFC
15V
VD+
GND
VD-
15V
NS ROT
NS MUTE
TO COATING EARTH
G
N
D
D
S
O
C
P
/
F
B
N
C
D
G
C
C
H
K
D
G
C
C
H
K
GND
7V
11V
NS MUTE
V
I
N
3
D
-
V
C
C
3
D
+
V
C
C
G
N
D
G
N
D
VD+
15V
FBP
GND
GND
GND
NC
NC
135V
GND
TO DGC
TO DH BOARD
CN3802
CN1801
CN700/CN712
GND
GND
GND
DF
CN3602
OR H2 BOARD
TO C6 BOARD
TO C6 BOARD
NC
Q605
2SK2845-LB102
SWITCHING
2SK2845-LB102
SWITCHING
D623
MM3Z15VT1
CLAMP
R619
270K
1/2W
270K
1/2W
D528
GP08D
H-POSI
D531
MMDL914T1
SENSING
MMDL914T1
SENSING
Q502
#
BUFFER
#
BUFFER
R552
2.2K:CHIP
2.2K:CHIP
H.DY
H.DY V.DY
V.DY
SYSTEM CONTROLLER,Y/C JUNGLE,DEFLECTION,TUVIF,
FRONT AMP,POWER SUPPLY
FRONT AMP,POWER SUPPLY
(
)
B-SSS11308-...-A(P2)-AR25
135V
135V
15V
135V
135V
30V
9V
200V
14
15
16
C573
0.033
200V
:PT
0.033
200V
:PT
R555 #
L510
JW(5)
JW(5)
R554
33K
:RN
33K
:RN
JW608
(5.0MM)
(5.0MM)
R534 0.22 2W:RS
D507
MMDL914T1
DETECT
MMDL914T1
DETECT
D506
1SS119-25
DETECT
1SS119-25
DETECT
R565
10K:CHIP
10K:CHIP
C530
0.022
0.022
R506 47K :RN-CP
C503
#
#
C582
0.1
25V
B:CHIP
0.1
25V
B:CHIP
R584
150:CHIP
D520
#
SENSING
R652
22K
2W:RS
22K
2W:RS
R650
22
2W
:RS
22
2W
:RS
:RS
:RS
:PP
630V
:PP
Click on the first or last page to see other KV-AR25M31 service manuals if exist.