Sony KLV-23HR1 Service Manual ▷ View online
KLV-23HR1 (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 B2 BOARD
G
H
TO B2 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-23HR1 (UC) 3-4
B2
(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
+3.3V
REG
IC5506
D5V
COAST
CLAMP
29
38
64
VSOUT
66
HSOUT
DATACK 67
BLUE 0-7
GREEN 0-7
RED 0-7
12-19
2-9
70-77
IC5505
AD CONV
GAIN
48
BAIN
43
RAIN
54
SOG IN
49
IC5507
REG
+3.3V
D3.3V
LPF
LPF
LPF
FL5504
FL5502
FL5503
65
SOGOUT
SCL 56
57
SDA
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
PE5 68
PANEL 5V
CLKEN
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
8
8
8
ADR 0-7
ADG 0-7
ADB 0-7
ADCLK
HSOUT
VSOUT
CLAMP(BLKSPL)
COAST
SOGOUT
ADSDA
ADSCL
IC5003
SCAN CONVERTER
84
85
86
88
144-146
139-141,
131,132
155,
158-164
8
8
8
8
8
8
8
8
8
Y0-7
ADR0-7
V0-7
ADG0-7
U0-7
ADB0-7
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
11
12
9
8
2
3
1,10,13
IC5011
XDRCVS
XDRCHS
54CLK
GHSSOG
123
GCOAST
124
PORTA6
8
LATCH
2
IC5014
IC5014
129 VFIELD
ADCLK
HSOUT
VSOUT
CLAMP(BLKSPL)
COAST
SOGOUT
12
11
9
5
3
1
RST
8
9,10
IC5013
10 PORTA4
9
PARTA5
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
CLKEN
ADSDA
ADSCL
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
AWITCH
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
68
74
73
63
V-CHIP/CCD
69
OSD R
OSD G
OSD B
OSD YS
OSD YM
IC3608
1
5
VS-SW
IC3604
1
4
SW
2
6
7
79
FB1 IN
A
A
B
B
C
C
AUTO WIDE
Q3601,3602 BUFF
B
G
R
YS
YM
D-Y
D-PB
D-PR
Y
Pb
Pr
Y
Pb
Pr
OSD VS
OSD HS
SW
OUT
IN1
A
COM
I
B
VSDEC
V COMP
YS SW
YIN1
PbIN1
PrIN1
R
G
B
YS
YM
YO
PbO
PrO
135
P52
KLV-23HR1 (UC) 3-5
H3
(SIRCS,LED)
6
5
4
3
2
1
SIRCS
POWER LED
STBY LED
P SAVE LED
STBY5V
GND
CN1602
A
TO B2 BOARD
CN1004
VCC
OUT
IC1601
SIRCS
D1604
POWER
STBY
D1605
Q1602
Q1601
Q1603
3
2
1
POWER INT
KEY2(NC)
KEY1
CN1501
B
TO B2 BOARD
CN1004
4
GND
S1501-1504
KEY
POWER
H1
(KEY)
S1508
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
CN8803
CN8801
DC IN
14.5V
9A
3
5
7
1
2
6
8
4
D
D
D
D
S
S
S
S
Q8801
SW
SW
Q8802
D
D
D
D
4
8
6
2
1
7
5
3
19
13
14
18
20
17
OUT_U
LL
VREF5
IC8801
COMP
12
8
STBY 10
F8802,8801
F8803
FL8001
VCC
VCC-SENSE
OUT_d
D8801
10
9
8
7
6
5
4
3
2
1
GND
GND
GND
GND
GND
12V
12V
12V
12V
12V
10P
CN8802
TO
INVERTER
3
2
1
PANEL DET(NC)
GND
B/L VCC
3P
CN8804
L8801
D
TO A(1/2)BOARD
C
TO A(1/2)BOARD
(POWER SUPPLY)
G
F8807
CN8605
BOARD
CN8401
F8806
KLV-23HR1 (UC) 3-6
3-2. FRAME DIAGRAM
L
R
J9004
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
25P
CN3202
AGC
GND
GND
GND
SCL B
SDA B
POWER1
POWER2
POWER3
POWER4
25P
CN8602
10
9
8
7
6
5
4
3
2
1
10P
CN6006
GND
9V
30V
5V
SCL
SDA
RF AGC
AFT
GND
10
9
8
7
6
5
4
3
2
1
10P
CN6007
OUT2
DET OUT
ST
BIL
MODE
FMONO
MUTE
R
L
GND
6P
CN9003
1
2
3
4
5
6
7
8
9
9P
CN8606
GND
GND
OLS
BRT C
NC
BRTP-A
BRTP-B
GND
BRTP-C
CN9001
GND
1P
1
1
1P
CN9002
GND
1
2
3
4P
CN8402
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
25P
CN3201
1
2
3
4
5
6
7
8
9
10
11
12
CN8605
12P
GND
GND
GND
GND
GND
GND
1
2
3
4
4P
CN7001
HP-R
HP-L
HP-DET
1
2
3
4
5
6
6P
CN7002
WHT
SP L -
SP L +
SP R -
SP R +
NC
NC
SPEAKER
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6400
GND
9V
30V
5V
SCL
SDA
GND
RF AGC
AFT
GND
SCL
SDA
AS
AFT OUT
GND
DET OUT
BIL IND
F MONO
MUTE
R OUT
30V
5V
RF AGC
VIF
9V
DET OUT2
ST IND
MODE
NC
M OUT
L OUT
TU6400
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6401
DET OUT2
DET OUT
ST IND
SAP IND
MODE
FMONO
MUTE
R OUT
L OUT
GND
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN9501
C2
GND
Y2
GND
V2
GND
S-2
LV2
RV2
GND
3
4
1
2
V
L
R
S
J9501
CN8801
1
2
3
CN8804
3P
WHT
B/L
VCC
GND
P
ANEL
DET
1
2
3
4
5
6
7
8
9
10
11
12
CN8803
WHT
12P
16.5V
16.5V
16.5V
16.5V
16.5V
16.5V
GND
GND
GND
GND
GND
GND
1
2
3
4
CN8802
WHT
10P
12V
12V
12V
12V
DC IN
14.5V
14.5V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
CN1002
GND
TXD
RXD
RES
VIN
MD0
MD1
MD2
P-TXD
P-RXD
SCK
P-RES
VIN
B_INT
RXD
TXD
GND
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
25P
CN1003
DCIN ALERT
GND
D 3.3V
D 3.3V
D 3.3V
GND
GND
GND
D 5V
D 5V
GND
GND
PANEL 5V
PANEL 5V
GND
GND
STBY 5V
STBY 5V
GND
GND
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25P
CN1007
POWER4
POWER3
POWER2
POWER1
SDA B
SCL B
GND
SCL B 5V
GND
9V
9V
GND
GND
AFT
AGC
STEREO
BILINGUAL
MODE
FMONO1
FMONO2
MUTE
SDA TU
SCL TU
SYNC DET
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
25P
CN3001
GND
GND
V OUT
GND
3D-Y
GND
3D-C
GND
Y
GND
Pb
GND
Pr
GND
DEVICE RST
GND
SRS CONT
HP DET
GND
TU VP
TU HP
SLEEP MUTE
SP MUTE
HP MUTE
LINE MUTE
1
2
3
4
5
6
7
8
9
11P
CN1004
KEY1
KEY2
POWER INT
GND
GND
STBY
5V
P
SA
VE LED
STBY
LED
NC
CPU&PWROM
A1
B1
A2
B2
A3
B3
A4
A5
A6
B4
B5
B6
A7
B7
A8
B8
A9
B9
A10
B10
A11
B11
A12
B12
A13
B13
A14
B14
A15
B15
A16
B16
A17
B17
A18
B18
A19
B19
A20
B20
A21
B21
A22
B23
B27
B24
B25
A28
B28
A29
B29
A24
A25
A26
A23
A30
B30
B26
A27
A32
A33
A31
B31
B33
B32
A35
B35
B22
A34
B34
70P
CN5002
GND
GND
GND
GND
A15
A13
A11
A9
A7
A5
A3
A1
GND
GND
GND
3.3V
3.3V
3.3V
3.3V
GND
GND
ROMWEN
ROMWEN
CS2
CS3
RESETN
NM1
FCEN
BOOTWE
VPPEN
D14
D12
D10
D8
D6
D4
D2
D0
NC
6V
6V
GND
GND
GND
D15
D13
D11
D9
D7
D5
D3
D1
NC
6V
6V
A19
A18
A17
A16
A14
A12
A10
A8
A6
A4
A2
A0
BHENN
ROMOEN
ROMOEN
(N.C.)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
BRN
20P
CN5001
VCC
VCC
GND
GND
TX3+
TX3-
GND
TCLK+
TCLK-
GND
TX2+
TX2-
GND
TX1+
TX1-
GND
TX0+
TX0-
GND
GND
TO
LCD PANEL
6P
CN1602
6
5
4
3
2
1
SIRCS
P SA
VE LED
POWER LED
STBY
LED
STBY5V
GND
1
2
3
WHT
4P
CN1501
KEY1
KEY2
POWER INT
1
2
3
4
4P
CN7601
HP-R
HP-L
HP
DET
GND
TU
U1
A
G
H2
H1
H3
B2
2
S1
VIDEO 3
INPUT
AUDIO
R
L
COMPONENT
L
R
VIDEO
VIDEO
AUDIO
L
R
VIDEO
INPUT
SDA B 5V
POWER LED
SIRCS
10
11
4
GND
GND
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
DCIN ALERT
GND
D 3.3V
D 3.3V
D 3.3V
GND
GND
GND
D 5V
D 5V
GND
GND
PANEL 5V
PANEL 5V
GND
GND
STBY 5V
STBY 5V
GND
GND
3.3V ALERT
5V ALERT
DIMMER
BACK LIGHT
PANEL DET
SCL B 5V
SDA B 5V
9V
9V
GND
AFT
STEREO
BILINGUAL
MODE
FMONO1
FMONO2
MUTE
SDA TU
SCL TU
SYNC DET
AGC DET
1
2
3
4
5
6
7
8
9
10P
CN8603
GND
GND
D5V
PANEL DET
BACK LIGHT
TO INVERTER
TO INVERTER
10
DIMMER
GND
16.5V
16.5V
16.5V
5
6
7
8
12V
12V
GND
GND
9
10
GND
GND
TO INVERTER
3
4
1
2
V
L
R
S
J9003
2
S1
VIDEO
VIDEO
AUDIO
L
R
VIDEO
INPUT
PR
PB
Y
J9002
1
2
3
4
5
6
C2
GND
Y2
GND
V2
GND
4P
CN9004
1
2
3
4
S-2
LV2
RV2
GND
16.5V
16.5V
16.5V
16.5V
16.5V
16.5V
B/L
VCC
GND
P
ANEL
DET
GND
GND
V OUT
GND
3D-Y
GND
3D-C
GND
Y
GND
Pb
GND
Pr
GND
DEVICE RST
GND
SRS CONT
HP DET
GND
TU VP
TU HP
SLEEP MUTE
SP MUTE
HP MUTE
LINE MUTE
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