Sony KLV-15SR1 (serv.man2) Service Manual ▷ View online
KLV-15SR1 (UC) 3-1
3-1. BLOCK DIAGRAMS
SECTION 3
DIAGRAMS
12
11
10
9
8
7
6
5
4
3
2
1
GND
GND
GND
GND
GND
GND
16.5V
16.5V
16.5V
16.5V
16.5V
16.5V
CN8605
7
4
2
5
6
1
3
8
G
S1
S2
S3
D4
D3
D2
D1
Q8402
SW
1
3
4
5
9
10
13
14
17
25
CN8602
D
TO G BAORD
(POWER SUPPLY)
A(1/2)
CN8803
LH
COMP
VREF5
19
OUT_u
18
CONVERTER
LL
OUT_d
17
14
13
17
13 VCC
VCC_SENSE
14
IC8401
L8610
F8601
F8602
F8401
SW
Q8401
D1
D2
D3
D4
S3
S2
S1
G
8
3
1
6
5
2
4
7
INV
2
FB
3
D8401
10 STBY
1
2
TO 2/2
TO 2/2
3
STBY
10
D8420
3
FB
2
INV
7
4
2
5
6
1
3
8
G
S1
S2
S3
D4
D3
D2
D1
Q8418
SW
F8405
IC8404
14 VCC_SENSE
VCC
13
17
13
14
17
OUT_d
LL
CONVERTER
18
OUT_u 19
VREF5
COMP
LH
SW
Q8417
D1
D2
D3
D4
S3
S2
S1
G
8
3
1
6
5
2
4
7
STBY5V
STBY5V
AU12V
24
23
22
21
18
DCIN ALERT
D3.3V
D3.3V
D3.3V
D5V
D5V
PANEL5V
PANEL5V
STBY5V
STBY5V
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
CN1003
TO B1 BOARD
F
16.5V
D8406
Q8621,8622
SW
7
4
2
5
6
1
3
8
G
S1
S2
S3
D4
D3
D2
D1
Q8405
SW
IC8402
6
CTSV_STBY
VCC
24
27
9
22
OUT1_D
POWERGOOD
CONVERTER
12
OUT1_u 29
STBY1
VREF5
SW
Q8407
D1
D2
D3
D4
S3
S2
S1
G
8
3
1
6
5
2
4
7
F8403
5
6
7
D8432
IC8408(1/2)
21
REGSV-IN
28
LL1
17
OUT2_u
D1
D2
D3
D4
S3
S2
S1
G
8
3
1
6
5
2
4
7
SW
Q8411
10 STBY2
4
TO 2/2
18
LL2
15
INV2
14
FB2
SW
7
4
2
5
6
1
3
8
G
S1
S2
S3
D4
D3
D2
D1
OUT2_D 19
Q8409
VREF5V
Q8408
SW
7
1
3
5
6
2
4
8
G
S1
S2
S3
D4
D3
D2
D1
D1
D2
D3
D4
S3
S2
S1
G
8
4
2
6
5
3
1
7
SW
Q8404
3.3V ALERT
PANEL5V
PANEL5V
D5V
D5V
Q8406
9V
9V
D3.3V
D3.3V
14
13
2
9
LOAD
OUTB
OUTA
IC8601
DECODER
Y0
Y2
Y3 3
2
5
7
IC8602
1
A
B
7
IC8603
1
6
9
8
11
2
4
10
13
14
Q8625
INV
Q8624
INV
INV
Q8623
9
8
7
6
5
4
3
2
1
CN8606
BRTP-C
G
BRTP-B
BRTP-A
NC
BRT C
OLS
G
G
16.5V
D8606
Q8619
TO PANEL UNIT
INVERTER
3
2
1
PANEL DET(NC)
G
B/L VCC
CN8402
Q8413
3
2
1
D8431
D8434
VREF5V
IC8408(2/2)
C
TO G BOARD
CN8804
Q8627
16.5V
10
9
8
6
3
2
1
CN8603
DIMMER
BACK LIGHT
PANEL DET
D5V
16.5V
16.5V
16.5V
TO PANEL UNIT
INVERTER
16.5V
D5V
KLV-15SR1 (UC) 3-2
10
9
8
7
6
5
4
3
2
1
CN6401
CN6400
(TUNER)
TU
DETOUT2
DETOUT
STIND
BIIND
MODE
FMONO
MUTE
ROUT
LOUT
GND
1
2
3
4
5
6
7
8
9
10
GND
9V
30V
5V
SCL
SDA
AGC DET(NC)
RF AGC
AFT
GND
Q6402
BUFFER
BUFFER
Q6403
Q6401,6404,6405
BUFFER
9V
30V
5V
TU6400
TUNER
DET OUT2
L OUT
R OUT
MUTE
FMONO
MODE
BIL LED
ST LED
DET OUT
AFT
RFAGC
SCL
SDA
VIDEO
AUDIO L/R
CN9501
1
2
3
4
5
6
7
8
9
10
C2
G
Y2
G
V2
G
S-2
LV2
RV2
G
AUDIO
R
L
VIDEO
S VIDEO
1
2
3
4
V
L
R
J9501
VIDEO 2
INPUT
U1
(INPUT TERMINAL)
G
RV2
LV2
S-2
G
V2
G
Y2
G
C2
6
5
4
3
2
1
CN9003
1
2
3
4
CN9004
INPUT
VIDEO 1
J9003
R
L
V
4
3
2
1
S VIDEO
VIDEO
L
R
AUDIO
Y2
V2
S2
LV2
RV2
Y1
C1
S1
V1
LV1
RV1
GND
LOUT
ROUT
MUTE
FMONO
MODE
BIIND
STIND
DETOUT
DETOUT2
1
2
3
4
5
6
7
8
9
10
GND
AFT
RF AGC
AGC DET(NC)
SDA
SCL
5V
30V
9V
GND
10
9
8
7
6
5
4
3
2
1
CN6006
CN6007
BUFFER
Q6020,6011
SYNC,SEP
Q6025,6026
TV
LV2
C2
45
AV SW
COUT1
YOUT1
47
9
12
43
8
V2
Y2
10
IC3201
LV3 16
RV3 18
48 LTV
11 RV2
13
14
S2-1
S2
C2
S2-1
S1
S2-1
7
6
RV1
4
3
Y1
V1
1
5
2
C1
LV1
S2-1
RTV
46
AUDIO R
AUDIO L
VIDEO
SDA 27
SCL 26
ROUT1 41
LOUT1 39
VOUT2 33
15
V3
Q3209,2019,2018
FL2004
LPF
Y
C
LPF
FL2003
Q3207,2016,2012
Q2014
BUFFER
Q2011,2013,2015
SYNC SEP.
9V
30V
5V
60
SDA
59
SCL
XO
48
96 ACI
XI
47
50 FSCO
52 FSCI
CSI
76
IC2004
AYI
88
84
AYO
RSTB
3D COMB FILTER
57
Y
Q2002
OSC
X2001
20MHz
C
ACO 83
Q2004,2005,2008
Q2010,2022
FL2002
L-P.F
Q2003,2006,2007
Q2009,2023
FL2001
L-P.F
Y
C
Q3210,-3212
BUFFER
YOUT
COUT
3DRST
AUDIO L/R
A(2/2)-1
VIDEO
AUDIO R
AUDIO L
TO
A(2/2)-2
SDA_B_5V
SCL_B_5V
SDA_B_5V
SCL_B_5V
Q6060
Q6062
Q6011
Q6063
SYNC DET
STLED
BILED
FMONO1
FMONO2
MUTE
INV
INV
INV
MUTE
AFT
SDA TU
SCL TU
AGC
KLV-15SR1 (UC) 3-3
TO
A(2/2)-1
AUDIO L
AUDIO R
HEADPHONE
J7601
(HEADPHONE)
H2
HP-GND
4
CN7601
HP-R
HP-L
HP-DET
1
2
3
C
Y
AUDIO L
AUDIO L/R
AUDIO R
AUDIO L
HP AMP
IC7013
L3
CN1007
TO B1 BOARD
G
H
TO B1 BOARD
CN3001
AUDIO L
AUDIO R
PANEL 5V
COMP
IC7011
TO 1/2
2
3
1
4
1
7
2
3
6
5
Q7011,7012,7016
SPEAKER
L
R
CN7002
SP R+
SP R-
SP L+
SP L-
4
3
2
1
POWER4
POWER3
POWER2
POWER1
SDA B(NC)
SCL B(NC)
SCL B 5V
SDA B 5V
AFT
AGC
STEREO
BILINGUAL
MODE
FMONO1
FMONO2
MUTE
SDA TU
SCL TU
SYNC DET
1
2
3
4
5
6
8
9
15
16
17
18
19
20
21
22
23
24
25
CN3202
3D-Y
3D-C
Y
Pb
Pr
DEVICE RST
SRS CONT
HP DET
TU-VS(NC)
TU-HS(NC)
SLEEP MUTE
SP MUTE
HP MUTE
LINE MUTE
CN3201
1
2
3
4
5
6
8
9
11
13
15
17
19
21
1
2
3
4
AUDIO R
7
6
5
IC7009
AUDIO AMP(R)
10
11
2
1
GAIN
ADJ
GATE
DRIVE
15
14
5
5
14 15
DRIVE
GATE
ADJ
GAIN
1
2
11
10
AUDIO AMP(L)
IC7010
IC7006
AMP
2
3
1
Q7001,7008,7009
MUTE
IC7004
COMPARATOR
AUDIO R
AUDIO L
MODE
OUTR
OUTL
INR
INL
AP
IC7002
26
23
22
29
30
41
42
3
2
5
6
1
7
7
1
6
5
2
3
J9004
AUDIO
R
L
Y/C
AUDIO L/R
R
L
LEVEL SHIFT
Q7006,7007
IC7003
VOL/AP
19
20
17
16
6
11
VOL LOUD/ ATT
BASS/TREBLE
A(2/2)-2
(AV SW,3D COMB FILTER,SUB CPU,AUDIO AMP)
PR
PB
Y
V
L
R
VIDEO 3
INPUT
V3
R3
PR
PB
Y
V OUT
23
SCL B 5V
SDA B 5V
PR
PB
Y
J9002
CN7001
KLV-15SR1 (UC) 3-4
B1
(CPU,VIDEO DECODER,DRC-MF,AD CONVERTER)
25
24
23
22
18
17
13
11
9
7
5
3
LINE MUTE
HP MUTE
SP MUTE
SLEEP MITE
HP DET
SRS CONT
Pr
Pb
Y
3D-C
3D-Y
V OUT
CN3001
BUFF
Q3501
16
SDA
X1
X0
IO
26
25
11
6
AD IN
SCL 15
IC3501
X3501
14.318MHz
3D-Y
3D-L
Y
Pb
Pr
LPF
FL3402,Q3403,3404,3407,3408
FL3401,Q3401,3402,3405,3406
LPF
IC3001
VN1
72
71 CN1
VIDEO DECODER
YN4
3
R1 IN
2
G1 IN
1
B1 IN
74 YN3
5
Y2 IN
4
CB2 IN
6
CR2 IN
20.25MHz
X3001
62
63
XTAL1
XTAL2
BUFF
BUFF
BUFF
B
G
R
D-Y
D-PB
D-PR
LLC1
28
VS
57
HS
56
SDA
SCL
14
13
15 RESQ
P96
127
29
26
PA5
PA2
22 PB7
23 PA0
24 PA1
PB2
PB1
16
15
126
128
5
6
7
8
73
74
MICROCOMPUTER
57
P26
P25 56
IC1006
1
4
5
6
7
8
9
10
22
23
24
25
20
21
17
18
SYNC DET
MUTE
FMONO2
FMONO1
MODE
BILINGUAL
STEREO
AGC
POWER 1
POWER 2
POWER 3
POWER 4
SCL B
SDA B
SCL B 5V
SDA B 5V
CN1007
CLKDEC
HSDEC
VSDEC
DEV RST
LEVEL
SHIFT
2
1
SDA
SCL
TEMPERATURE
SENSOR
IC1011
Q1009
Q1010
SDA B
SCL B
PD1
PD0
PC3
PC2
PC1
PC0
P97
P95
12 RXD3
13 SCK3
63 PE0
1
13
14
21
22
23
24
25
DC IN ALERT
PANEL 5V
PANEL 5V
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
CN1003
P46
119
P42
115
P44
117
P93
124
P92
123
P94
125
PA4
28
Q1001
HSDEC
VSDEC
87
PF3
86
PF2
85
PF1
84
PF0
46
P14
42
P10
IC5508
4
12
16
14
18
8
9
7
13
11
2
6
EXT V
EXT H
POL V
POL H
H COUNT1
V COUNT1
11
13
3
18
16
17
15
SYNC SEP
EXIV
EXIH
POLV
POLH
HDRV
VDRV
VIDEO
IC5503
31-34,
37-40
Y
0-7
41-44,
47-50
C
0-7
XRST
67
90
89
XOC
RXI
3
W13ID
4
IHDD
5
IVDD
DRC-MF
DICD
199-206 DIYD
IC3302
189-196
122-129
133-140
147-154
DYO2-9
DRO2-9
DBO2-9
99
XV9O
XH9O 98
CS4I 97
VCC
DROP
Q3305
D5V
VCO
12
3
6
LPF
FREQ
DET
4
5
96
95
RPLHD
HREF
Q3304
117
CS4O
35
40,42,43
2,3,5
6,8,9
6,8,9
11,12,39
27-32
19-24,
36
14
15
16
17
18
11
8
7
9
10
35-42,
46-49
DQ0-15
ADDR0-11
DOM
XWE
XCAS
XRAS
XCS
8
DQ0-15
A0-11
12
IC3303 DRAM
54CLK
XDRCVS
XDRCHS
8
8
8
Y0-7
V0-7
U0-7
DRC Y/U/V
8
8
Y DT0-7
UV DT0-7
CLKDEC
HSDEC
VSDEC
SCL B
SDA B
DEV RST
ACTIVE
FILTER
Q3002
D3.3V
D5V
17
16
15
12
11
10
9
8
7
6
4
3
2
TXD
RXD
B INT
P-RES
SCK
P-RXD
P-TXD
MD2
MD1
MD0
RES
RXD
TXD
CN1002
141 TXD1
139 RXD1
92 RES
143 MD0
144 MD1
1
MD2
55 RXD4
54 TXD4
14 PB0
Q1015
RESET
GEN
IC1007
STBY3.3V
(NC)
Q1016
PC5 11
P60 81
P64 105
P63 104
PANEL 5V
PW-BSY1
PW-BSY2
PANEL V
POWER 6
27
PA3
P65 106
PIC MUTE
PW RST DET
P-TXD
P-RXD
PW RST
IC1009
EMLE
32
WDTOVFN
39
1
2
4
D1002
7
6
5
EEPROM
IC1008
SCL
SDA
WC
79 PD6
77 PD4
78 PD5
88 PF4
LEVEL
SHIFT
Q1013,1014
2
3
4
B INT
SDA A
SCL A
CN1006
10
9
8
7
3
2
1
SIRCS
POWER LED
STBY LED
P SAVE LED
POWER INT
KEY 2(NC)
KEY 1
CN1004
P40
113
P41
114
P84
60
PH1
36
PH2
37
PH0
35
P16
48
1
4
IC1010
97
XTAL
96
EXTAL
X1001
16.384MHz
Q1006
STBY 3.3V
SCL B 5V
SDA B 5V
IC5003
SCAN CONVERTER
84
85
86
88
144-146
139-141,
131,132
155,
158-164
8
8
8
Y0-7
V0-7
U0-7
147-154
VGR0-7
VGG0-7
VGB0-7
81-83
72-76,
70,71
62-67,
54-61
DR0-7
DG0-7
DB0-7
DEN
DHS
DVS
DCLK
45
48
47
46
LVDS TX
IC5004
54-56
50-52,
2,3
4,
6-8,
10-12,
15,16
18-20,
22-24
14
TD0,1
TA0-5
TD2,3
TA6,
TB0-4
TA6,
TB0-4
TD4,5,
TB5-6,
TC0-3
TB5-6,
TC0-3
40
41
42
39
37
38
TA-
TA+
TB-
TB+
TC-
TC+
TCLK-
TCLK+
TD-
TD+
31
30
27
28
32
PANEL V
POWER6
TC6
TC4
TC5
CLK IN
PDWN
1
2
5
6
8
9
11
12
14
15
17
18
CN5001
TX0-
TX0+
TX1-
TX1+
TX2-
TX2+
TCLK-
TCLK+
TX3-
TX3+
VCC
VCC
PANEL 5V
ROMWEN
FCEN
BOOTWE
CS3
CS2
NMI
ROMOEN
ROMWEN
A1-19
D0-15
CN5002
A25-A32
B25-B32
A5-A12
B1-B11
B17
B15
B21
B18
B19
B23
B22
B26
RESET
CE
OE
WE
26
28
11
12
A0-18
DQ0-15
48
16-25,
1-8,
29-36,
38-45
IC5002
PROM(FLASH MEMORY)
165-174
177-180,
185,186
202-207
187-199,
5
4
3
208
6
12
D0-15
A1-19
ROMWE
ROMOE
NMI
CS0
CS1
PORTA2
16
16
19
19
16
19
IC5013
RESET
TRSTN
44
47
6
IC5013
12,13
11
3
2
1
XO
XI
138
137
X5001
14.31818MHz
120 GVS
126 VVS
119 GFBK
127 VHS
118 GCLK
125 VCLK
XDRCVS
XDRCHS
54CLK
PORTA0
14
PORTA1
13
POTRA7
7
TXD
45
RXD
46
PIC MUTE
P-TXD
P-RXD
PW RST DET
PW RST
PW-BSY1
PW-BSY2
PANEL V
POWER 6
PANEL 5V
8
8
8
CLK
DQ0-15
ADDR0-11
UBOM
LBOM
WE
CAS
RAS
CS
IC3304
0-7
0-7
Q3307,3606
Q3306,3605
Q3308,3607
3D-Y
3D-C
D5V
D3.3V
P1.8V
P3.3V
VOLTAGE
DET
2
1
+3.3V
REG
IC5008
IC5006
IC5009
IC5007
REG
+1.8V
1
2
DET
VOLTAGE
TO LCD
PANEL
PANEL
TO LCD
B
TO H1 BOARD
CN1501
CN1602
TO H3 BOARD
A
F
TO A(1/2)BOARD
CN8602
CN3202
TO A(2/2)BOARD
G
CN3201
TO A(2/2)BOARD
H
Y/C
Y
R-Y/B-Y
Y/R-Y/B-Y
Y
R-Y
B-Y
IC5013
5
4
12
13
RESET
RESET
PLL WRITE
45,46,48
49
13-20,
25-32
SCL B
SDA B
3.3V
BUFF
Q3309
15
DEVICE RET
120 P47
121 P90
11
AFT
DEVICE RST
HP DET
AGC
MODE
FMONO2
HP MUTE
SP MUTE
SLEEP MUTE
LINE MUTE
AFT
STEREO
BILINGUAL
SRS CONT
FMONO 1
17 PB3
BUFFER
IC3603
10
1
2
3
9
16
21
20
11
COMPONENT-TEXT
18
17
IC3301
REG
+1.8V
IC3601
62
53
59
74
73
63
V-CHIP/CCD
69
OSD R
OSD G
OSD B
OSD YS
OSD YM
IC3604
1
4
SW
2
79
FB1 IN
A
A
C
C
AUTO WIDE
Q3601,3602 BUFF
B
G
R
YS
YM
D-Y
D-PB
D-PR
Y
Pb
Pr
Y
OSD HS
SW
OUT
IN1
YS SW
YIN1
PbIN1
PrIN1
R
G
B
YS
YM
YO
PbO
PrO
135
P52
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