Sony KV-24FV12 - 24" Trinitron Color Flat Tv, Service Manual

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SECTION 6
DIAGRAMS
KV-24FV12/25FV12/25FV12A/25FV12C
— 28 — — 27 —
1 1 11
2 2 22
3
3
33
4 4 44
5 5 55
6 6 66
7 7 77
8
8
88
9 9 99
1 0
1 0
1 0
1 0
1 1 1 1 1 1 1 1
1 2 1 2 1 2 1 2
1 3 1 3 1 3 1 3
1 4 1 4 1 4 1 4
1 5
1 5
1 5
1 5
1 6 1 6 1 6 1 6
1 7 1 7 1 7 1 7
1 8 1 8 1 8 1 8
1 9
1 9
1 9
1 9
2 0
2 0
2 0
2 0
1 1 11
2
2
22
3 3 33
4 4 44
5
5
55
6 6 66
7
7
77
8 8 88
9
9
99
1 0 1 0 1 0 1 0
1 1 1 1 1 1 1 1
1 2 1 2 1 2 1 2
1 3 1 3 1 3 1 3
1 4
1 4
1 4
1 4
1 5 1 5 1 5 1 5
1 6 1 6 1 6 1 6
1 7 1 7 1 7 1 7
1 8 1 8 1 8 1 8
1 9 1 9 1 9 1 9
2 0 2 0 2 0 2 0
1
1
11
2 2 22
3 3 33
4 4 44
5 5 55
6
6
66
7 7 77
8
8
88
9 9 99
1 0
1 0
1 0
1 0
1 1 1 1 1 1 1 1
1 2 1 2 1 2 1 2
1 3
1 3
1 3
1 3
1 4 1 4 1 4 1 4
1 5
1 5
1 5
1 5
1 6 1 6 1 6 1 6
1 7 1 7 1 7 1 7
1 8
1 8
1 8
1 8
1 9 1 9 1 9 1 9
2 0 2 0 2 0 2 0
1 1 11
2 2 22
3 3 33
4
4
44
1
1
11
2 2 22
3 3 33
4 4 44
5 5 55
6
6
66
7 7 77
8
8
88
9 9 99
1 0
1 0
1 0
1 0
1 1 1 1 1 1 1 1
1 2 1 2 1 2 1 2
1 3
1 3
1 3
1 3
1 4 1 4 1 4 1 4
1 5
1 5
1 5
1 5
1 6 1 6 1 6 1 6
1 7 1 7 1 7 1 7
1 8
1 8
1 8
1 8
1 9 1 9 1 9 1 9
2 0 2 0 2 0 2 0
1 1 11
2 2 22
3 3 33
4 4 44
5
5
55
1 1 11
2 2 22
3 3 33
4 4 44
5
5
55
1
1
11
2 2 22
3 3 33
4 4 44
5 5 55
6
6
66
7 7 77
8 8 88
1
1
11
2 2 22
1111
3333
2222
4444
6666
1 1 1 1 2 2 2 2
3 3 3 3 4 4 4 4
VVVV
LLLL
RRRR
SSSS
1111
2222
1111
2222
1111 2222
3333 4444
1111
2222
3333
4444
5555
7777
8888
9999 10 10 10 10
11
11
11
11
12
12
12
12
14 14 14 14
15 15 15 15
16
16
16
16
17 17 17 17
13 13 13 13
18 18 18 18
1 1 1 1
2
2
2
2
4 4 4 4
3
3
3
3
1 111
2 222
3 333
4
444
5 555
6
666
1 111
2 222
3 333
4 444
5 555
1 111
2
222
3 333
4 444
5 555
1 111
2
222
3 333
4
444
5 555
CN2002 CN2002 CN2002 CN2002
CN2009 CN2009 CN2009 CN2009
CN460 CN460 CN460 CN460
J201 J201 J201 J201
CN406 CN406 CN406 CN406
CN450 CN450 CN450 CN450
D 2 0 0 1
D 2 0 0 1
D 2 0 0 1
D 2 0 0 1
T 6 0 4 T 6 0 4 T 6 0 4 T 6 0 4
R Y 6 0 1 R Y 6 0 1 R Y 6 0 1 R Y 6 0 1
R Y 6 0 2
R Y 6 0 2
R Y 6 0 2
R Y 6 0 2
D626 D626 D626 D626
C636
C636
C636
C636
D 6 2 2 D 6 2 2 D 6 2 2 D 6 2 2
T 6 0 2 T 6 0 2 T 6 0 2 T 6 0 2
F 6 0 1 F 6 0 1 F 6 0 1 F 6 0 1
V D R 6 0 1 V D R 6 0 1 V D R 6 0 1 V D R 6 0 1
CN601
CN601
CN601
CN601
D 6 0 5
D 6 0 5
D 6 0 5
D 6 0 5
P H 6 0 0 P H 6 0 0 P H 6 0 0 P H 6 0 0
R 6 4 5 R 6 4 5 R 6 4 5 R 6 4 5
T 5 0 5 T 5 0 5 T 5 0 5 T 5 0 5
CN501 CN501 CN501 CN501
T603 T603 T603 T603
T501 T501 T501 T501
T504
T504
T504
T504
CN403 CN403 CN403 CN403
CN404 CN404 CN404 CN404
J401
J401
J401
J401
CN408 CN408 CN408 CN408
CN407
CN407
CN407
CN407
CN2001 CN2001 CN2001 CN2001
CN901
CN901
CN901
CN901
CN506
CN506
CN506
CN506
S-VIDEO S-VIDEO S-VIDEO S-VIDEO
4P
4P
4P
4P
S R T S R T S R T S R T
: S T A N D B Y : S T A N D B Y : S T A N D B Y : S T A N D B Y
D G C R E L A Y D G C R E L A Y D G C R E L A Y D G C R E L A Y
R E L A Y R E L A Y R E L A Y R E L A Y
A C P O W E R A C P O W E R A C P O W E R A C P O W E R
D 4 S B 6 0 L - F D 4 S B 6 0 L - F D 4 S B 6 0 L - F D 4 S B 6 0 L - F
A C R E C T A C R E C T A C R E C T A C R E C T
2P 2P 2P 2P
:MINI :MINI :MINI :MINI
D 4 S B 6 0 L - F D 4 S B 6 0 L - F D 4 S B 6 0 L - F D 4 S B 6 0 L - F
A C R E C T A C R E C T A C R E C T A C R E C T
P H O T O C O U P L E R P H O T O C O U P L E R P H O T O C O U P L E R P H O T O C O U P L E R
1 0 k
1 0 k
1 0 k
1 0 k
F B T F B T F B T F B T
HEADPHONE HEADPHONE HEADPHONE HEADPHONE
AMP AMP AMP AMP
VELOCITY VELOCITY VELOCITY VELOCITY
MODULATION MODULATION MODULATION MODULATION
( ( ( ( ) ) ) )
Q903
Q903
Q903
Q903
Q904 Q904 Q904 Q904
VM OUT VM OUT VM OUT VM OUT
Q905
Q905
Q905
Q905
Q906 Q906 Q906 Q906
VM DRIVE VM DRIVE VM DRIVE VM DRIVE
Q901
Q901
Q901
Q901
Q902 Q902 Q902 Q902
VM VM VM VM
VM
VM
VM
VM
VM VM VM VM
E
E
E
E
VIDEO VIDEO VIDEO VIDEO MAIN1 MAIN1 MAIN1 MAIN1
ST LED
ST LED
ST LED
ST LED
I-STEREN
I-STEREN
I-STEREN
I-STEREN
SAP LED SAP LED SAP LED SAP LED I-SAP I-SAP I-SAP I-SAP
MODE MODE MODE MODE O-SAP O-SAP O-SAP O-SAP
F MONO F MONO F MONO F MONO O-MONO O-MONO O-MONO O-MONO
GND GND GND GND
MAIN2
MAIN2
MAIN2
MAIN2
AFT OUT AFT OUT AFT OUT AFT OUT AFT AFT AFT AFT
RF AGC RF AGC RF AGC RF AGC AGC MUTE AGC MUTE AGC MUTE AGC MUTE
AGC AGC AGC AGC
Q101
Q101
Q101
Q101
9V 9V 9V 9V
30V
30V
30V
30V
5V 5V 5V 5V
L OUT L OUT L OUT L OUT
DE-EM OUT DE-EM OUT DE-EM OUT DE-EM OUT
R OUT
R OUT
R OUT
R OUT
MUTE MUTE MUTE MUTE
MUTE MUTE MUTE MUTE
VOL-CTRL
VOL-CTRL
VOL-CTRL
VOL-CTRL
Q410 Q410 Q410 Q410
VOL-CTRL
VOL-CTRL
VOL-CTRL
VOL-CTRL
Q411 Q411 Q411 Q411
+B +B +B +B
MUTE MUTE MUTE MUTE
C C C C Y Y Y Y
TV-L TV-L TV-L TV-L
TV-R TV-R TV-R TV-R
FRONT A/V FRONT A/V FRONT A/V FRONT A/V
(INPUT) (INPUT) (INPUT) (INPUT)
VIDEO VIDEO VIDEO VIDEO
AUDIO
AUDIO
AUDIO
AUDIO
L L L L
R R R R
V2-L V2-L V2-L V2-L
V2-R
V2-R
V2-R
V2-R
CLOCK CLOCK CLOCK CLOCK
DATA DATA DATA DATA
B-CLK B-CLK B-CLK B-CLK
B-DATA B-DATA B-DATA B-DATA
V1-R
V1-R
V1-R
V1-R
V1-L V1-L V1-L V1-L
YUV-R YUV-R YUV-R YUV-R
YUV-L
YUV-L
YUV-L
YUV-L
AUDIO AUDIO AUDIO AUDIO
L L L L
R R R R
J2 05
J2 05
J2 05
J2 05
GND GND GND GND
9V 9V 9V 9V
OUT-R OUT-R OUT-R OUT-R
IN3+ IN3+ IN3+ IN3+
IN4+
IN4+
IN4+
IN4+
OUT-L OUT-L OUT-L OUT-L
IN2+ IN2+ IN2+ IN2+
IN1+ IN1+ IN1+ IN1+
SPK R- SPK R- SPK R- SPK R-
SPK R+ SPK R+ SPK R+ SPK R+
SPK L+ SPK L+ SPK L+ SPK L+
SPK L-
SPK L- SPK L- SPK L-
SPK R+
SPK R+
SPK R+
SPK R+
SPK R- SPK R- SPK R- SPK R-
SPK L+
SPK L+
SPK L+
SPK L+
SPK L- SPK L- SPK L- SPK L-
OUT1+
OUT1+
OUT1+
OUT1+
T P 5 0 2 T P 5 0 2 T P 5 0 2 T P 5 0 2 STANDBY STANDBY STANDBY STANDBY
OUT2- OUT2- OUT2- OUT2-
OUT2+
OUT2+
OUT2+
OUT2+
OUT1- OUT1- OUT1- OUT1-
SEL0
SEL0
SEL0
SEL0
SEL1 SEL1 SEL1 SEL1
GND GND GND GND
GND GND GND GND
V1
V1
V1
V1
O-VOL
O-VOL
O-VOL
O-VOL
TV-L TV-L TV-L TV-L
TV-R TV-R TV-R TV-R
V2-L V2-L V2-L V2-L
V2-R
V2-R
V2-R
V2-R
B-CLK B-CLK B-CLK B-CLK
B-DATA B-DATA B-DATA B-DATA
V1-R
V1-R
V1-R
V1-R
V1-L V1-L V1-L V1-L
YUV-R YUV-R YUV-R YUV-R
YUV-L
YUV-L
YUV-L
YUV-L
GND GND GND GND
9V 9V 9V 9V
OUT-R OUT-R OUT-R OUT-R
OUT-L
OUT-L
OUT-L
OUT-L
OUT-B OUT-B OUT-B OUT-B
OUT-A OUT-A OUT-A OUT-A
LINE B
LINE B
LINE B
LINE B
IN5 IN5 IN5 IN5
IN5A IN5A IN5A IN5A
LINE A LINE A LINE A LINE A
IN2 IN2 IN2 IN2
IN2A
IN2A
IN2A
IN2A
SDA SDA SDA SDA
SCL SCL SCL SCL
IN1 IN1 IN1 IN1
IN1A IN1A IN1A IN1A
IN3A
IN3A
IN3A
IN3A
IN3 IN3 IN3 IN3
VM
VM
VM
VM
9V
9V
9V
9V
E E E E
NC NC NC NC
+B
+B +B +B
VM
VM
VM
VM
9V
9V
9V
9V
E E E E
NC NC NC NC
+B
+B +B +B
VM VM VM VM
J 2 02 J 2 02 J 2 02 J 2 02
1 1 1 1
3 3 3 3
4
4
4
4
5 5 5 5
6
6
6
6
8
8
8
8
9 9 9 9
STANDBY CIRCUIT
STANDBY CIRCUIT
STANDBY CIRCUIT
STANDBY CIRCUIT
D623 D623 D623 D623
Q606
Q606
Q606
Q606
PROTECT
PROTECT
PROTECT
PROTECT
Q605
Q605
Q605
Q605
CONVERTER CONVERTER CONVERTER CONVERTER
SWITCH SWITCH SWITCH SWITCH
Q608
Q608
Q608
Q608
STBY DRIVE STBY DRIVE STBY DRIVE STBY DRIVE
Q607
Q607
Q607
Q607
RELAY DRIVE RELAY DRIVE RELAY DRIVE RELAY DRIVE
Q604
Q604
Q604
Q604
RELAY RELAY RELAY RELAY
DGC DGC DGC DGC
DGC DGC DGC DGC
D G C D G C D G C D G C
DGC DRIVER
DGC DRIVER
DGC DRIVER
DGC DRIVER
Q609 Q609 Q609 Q609
DGC DGC DGC DGC
12V 12V 12V 12V
RECT RECT RECT RECT
LOW B LOW B LOW B LOW B
RECT RECT RECT RECT
AUDIO AUDIO AUDIO AUDIO
RECT RECT RECT RECT
D
D
D
D
VIN VIN VIN VIN
S S S S
OCP/FB OCP/FB OCP/FB OCP/FB
+B +B +B +B
FV FV FV FV
G2
G2
G2
G2
2 0 0 V 2 0 0 V 2 0 0 V 2 0 0 V
A B L A B L A B L A B L
H
H
H
H
5 5 5 5
6 6 6 6
9
9
9
9
8 8 8 8
7
7
7
7
2 2 2 2
4 4 4 4
1 1 1 1
0 0 0 0
0 0 0 0
11 11 11 11
DF DF DF DF
HV HV HV HV
T P 5 0 6 T P 5 0 6 T P 5 0 6 T P 5 0 6
H OUT H OUT H OUT H OUT
Q502 Q502 Q502 Q502
H DRIVE H DRIVE H DRIVE H DRIVE
Q501 Q501 Q501 Q501
HD HD HD HD
HP HP HP HP
IN+1
IN+1
IN+1
IN+1
EW EW EW EW
IN-1 IN-1 IN-1 IN-1
PIN DRIVE
PIN DRIVE
PIN DRIVE
PIN DRIVE
PIN OUT PIN OUT PIN OUT PIN OUT
Q504 Q504 Q504 Q504
Q503 Q503 Q503 Q503
O
U
T
1
O
U
T
1
O
U
T
1
O
U
T
1
I-HLDWN
I-HLDWN
I-HLDWN
I-HLDWN
OUT2
OUT2
OUT2
OUT2
SW SW SW SW
Q506,507 Q506,507 Q506,507 Q506,507
IN+2 IN+2 IN+2 IN+2
VD+
VD+
VD+
VD+
D
R
I
V
E
+
D
R
I
V
E
+
D
R
I
V
E
+
D
R
I
V
E
+
OUT
OUT
OUT
OUT
GND
GND
GND
GND
I-PROT I-PROT I-PROT I-PROT
REF
REF
REF
REF
STBY 7.5V STBY 7.5V STBY 7.5V STBY 7.5V
VD- VD- VD- VD-
D
R
I
V
E
-
D
R
I
V
E
-
D
R
I
V
E
-
D
R
I
V
E
-
ABL ABL ABL ABL
12V
12V
12V
12V
5V
5V
5V
5V
12V
12V
12V
12V
9V
9V
9V
9V
POWER SUPPLY
POWER SUPPLY
POWER SUPPLY
POWER SUPPLY
TUNER/IF TUNER/IF TUNER/IF TUNER/IF
AUDIO AUDIO AUDIO AUDIO
MTS MTS MTS MTS
DEFLECTION DEFLECTION DEFLECTION DEFLECTION
T P 5 0 8 T P 5 0 8 T P 5 0 8 T P 5 0 8
DET-OUT
DET-OUT
DET-OUT
DET-OUT
CONVERTER CONVERTER CONVERTER CONVERTER
IC601 IC601 IC601 IC601
5V REG 5V REG 5V REG 5V REG
IC604 IC604 IC604 IC604
9V REG 9V REG 9V REG 9V REG
IC603 IC603 IC603 IC603
ERROR AMP ERROR AMP ERROR AMP ERROR AMP
IC602 IC602 IC602 IC602
IC501 IC501 IC501 IC501
V HOLD V HOLD V HOLD V HOLD
CNTRL
CNTRL
CNTRL
CNTRL
V OUT V OUT V OUT V OUT
IC502
IC502 IC502 IC502
AUDIO AMP AUDIO AMP AUDIO AMP AUDIO AMP
IC402 IC402 IC402 IC402
IR DETECT IR DETECT IR DETECT IR DETECT
IC2001
IC2001
IC2001
IC2001
IC404 IC404 IC404 IC404
AUDIO AUDIO AUDIO AUDIO
PROCESSOR
PROCESSOR
PROCESSOR
PROCESSOR
R BACK
R BACK
R BACK
R BACK
R GO
R GO R GO R GO
L BACK
L BACK
L BACK
L BACK
L GO L GO L GO L GO
HP GND HP GND HP GND HP GND
R BACK
R BACK
R BACK
R BACK
R GO
R GO R GO R GO
L BACK
L BACK
L BACK
L BACK
L GO
L GO L GO L GO
HP GND HP GND HP GND HP GND
SPR SPR SPR SPR
SPL
SPL
SPL
SPL
+ + + +
+ + + +
FUNCTION FUNCTION FUNCTION FUNCTION
SWITCH SWITCH SWITCH SWITCH
AC AC AC AC
AC AC AC AC
AC POWER AC POWER AC POWER AC POWER
S901 S901 S901 S901
(AC POWER) (AC POWER) (AC POWER) (AC POWER)
A C A C A C A C
A C A C A C A C
1 1 1 1 1 1 1 1
2
2
2
2
2
2
2
2
CN902
CN902
CN902
CN902
CN901
CN901
CN901
CN901
AC IN AC IN AC IN AC IN
SPR SPR SPR SPR
SPL SPL SPL SPL
+ + + +
+ + + +
AC IN
AC IN
AC IN
AC IN
TU101
TU101
TU101
TU101
VAR/FIX
VAR/FIX
VAR/FIX
VAR/FIX
MON-L MON-L MON-L MON-L
MON-R MON-R MON-R MON-R
VAR/FIX-R VAR/FIX-R VAR/FIX-R VAR/FIX-R
VAR/FIX-L VAR/FIX-L VAR/FIX-L VAR/FIX-L
MON-L MON-L MON-L MON-L
MON-R MON-R MON-R MON-R
VAR/FIX-R VAR/FIX-R VAR/FIX-R VAR/FIX-R
VAR/FIX-L VAR/FIX-L VAR/FIX-L VAR/FIX-L
CN903 CN903 CN903 CN903
HEATERHEATERHEATERHEATER
6666
SPSW SPSW SPSW SPSW
MONITOR
MONITOR
MONITOR
MONITOR
V3 V3 V3 V3
9V 9V 9V 9V
30V
30V
30V
30V
5V 5V 5V 5V
SET5V SET5V SET5V SET5V
SET9V SET9V SET9V SET9V
30V
30V
30V
30V
9V 9V 9V 9V 9V 9V 9V 9V
9V
9V
9V
9V
+B +B +B +B
9V
9V
9V
9V
STBY 7.5V STBY 7.5V STBY 7.5V STBY 7.5V
CN502 CN502 CN502 CN502
AUDIO AUDIO AUDIO AUDIO
LOW B LOW B LOW B LOW B
VCC VCC VCC VCC
+B +B +B +B
+B +B +B +B
V3-L V3-L V3-L V3-L
V3-R V3-R V3-R V3-R
V3-L V3-L V3-L V3-L
V3-R V3-R V3-R V3-R
PIP-L PIP-L PIP-L PIP-L
IR(SENSOR) IR(SENSOR) IR(SENSOR) IR(SENSOR)
POWER-SW
POWER-SW
POWER-SW
POWER-SW
LED-TIMER LED-TIMER LED-TIMER LED-TIMER
GND GND GND GND
V DY+ V DY+ V DY+ V DY+
V DY- V DY- V DY- V DY-
H DY- H DY- H DY- H DY-
H DY-
H DY-
H DY-
H DY-
H DY+ H DY+ H DY+ H DY+
H DY+ H DY+ H DY+ H DY+
RIN RIN RIN RIN
LIN LIN LIN LIN
AUDIO
AUDIO
AUDIO
AUDIO
PROCESSOR PROCESSOR PROCESSOR PROCESSOR
IC403 IC403 IC403 IC403
LOUT LOUT LOUT LOUT
ROUT ROUT ROUT ROUT
KV-25FV12A ONLY
KV-25FV12A ONLY
KV-25FV12A ONLY
KV-25FV12A ONLY
YCBCR AUDIO YCBCR AUDIO YCBCR AUDIO YCBCR AUDIO
INPUT INPUT INPUT INPUT
Y1
Y1
Y1
Y1
C1 C1 C1 C1
SDAT
SDAT
SDAT
SDAT
SET9V SET9V SET9V SET9V
30V 30V 30V 30V
SET5V SET5V SET5V SET5V
SCL SCL SCL SCL
STBY +5V STBY +5V STBY +5V STBY +5V
V2(VIDEO2)
V2(VIDEO2)
V2(VIDEO2)
V2(VIDEO2)
STBY +5V
STBY +5V
STBY +5V
STBY +5V
KEY-SW KEY-SW KEY-SW KEY-SW
MENU-SW MENU-SW MENU-SW MENU-SW
A
B
C
D
E
6.1 BLOCK DIAGRAM
881 Block - A PWB.p65 3/15/00, 1:40 PM 1