Sony KLV-23HR2 (serv.man2) Service Manual ▷ View online
KLV-23HR2 (UC) 3-6
HV00
HV00
1
7
CN8500
CN8510
1
7
HV10
HV10
CN8520
1
7
HV20
HV20
CN8530
1
7
CN8540
1
7
HV40
HV40
CN8550
1
7
Q8648
ENA DET
D8647
16.5V
4
3
16.5V
5
6
2
1
T8340
D8342
D8344
Q8540
SW
Q8543
SW
D8547
D8557
12
27
13
10
11
7
8
9
25
CMP2-B
OVFB-B
PDR-B
NDR-B
D8345
D8343
1
5
3
4
2
6
T8341
16.5V
D8340
D8341
Q8544
LPWM-B
FB-B
OMP1-B
RT
Q8554
D8355
16.5V
D8353
1
3
6
2
D8351
18
20
21
22
CMP1-A
FB-A
LPWM-A
16
19
PDR-A
Q8550
SW
17
NDR-A
D8354
D8352
T8351
4
5
1
16.5V
4
2
6
D8350
16.5V
Q8553
SW
5
3
T8350
4
5
2
1
26
24
LCT
PS
REF
ADJ
CT
Q8652
D5V
INVERTER CONT.
IC8540
HV30
HV30
HV50
HV50
TO LCD PANEL
RT
Q8533
Q8550
20
21
22
FB-A
CMP1-A
LPWM-A
19
18
16
PDR-A
Q8554
SW
17
NDR-A
5
16.5V
SW
Q8544
D8351
6
D8355
16.5V
D8353
3
2
1
2
4
16.5V
D8354
D8352
T8331
4
5
1
D8345
16.5V
D8343
3
5
6
T8330
D8350
1
4
6
2
D8341
D8547
Q8543
Q8540
D8647
IC8520
INVERTER CONT.
D5V
24
REF
ADJ
CT
26
1
PS
LCT
4
2
5
11
9
8
7
OMP1-B
FB-B
LPWM-B
13
10
OVFB-B
CMP2-B
PDR-B
SW
27
12
NDR-B
16.5V
SW
ENA DET
Q8648
D8344
D8342
T8341
3
5
1
16.5V
D8557
5
4
3
2
6
T8340
D8340
RT
Q8513
Q8510
20
21
22
FB-A
CMP1-A
LPWM-A
19
18
16
PDR-A
Q8514
SW
17
NDR-A
25
16.5V
SW
Q8504
D8311
6
D8315
16.5V
D8313
3
2
1
2
4
16.5V
D8314
D8312
T8311
4
5
1
D8305
16.5V
D8303
3
5
6
T8310
D8310
1
4
6
2
D8301
D8507
Q8503
Q8503
D8607
IC8500
INVERTER CONT.
D5V
24
Q8612
REF
ADJ
CT
26
1
PS
LCT
4
2
5
11
9
8
7
OMP1-B
FB-B
LPWM-B
13
10
OVFB-B
CMP2-B
PDR-B
SW
27
12
NDR-B
16.5V
SW
ENA DET
Q8608
D8304
D8302
T8301
3
5
1
16.5V
D8517
5
4
3
2
6
T8300
D8300
Q8632
DIM
2
3
1
15
11
9
DEC.
IC8701
D8900
D8920
D8940
PH-00
PH-20
PH-40
HV00
HV00
HV10
HV10
HV20
HV20
HV30
HV30
HV40
HV40
2
14
13
12
COUNTER
IC8702
2
3
1
6
5
7
Q8701
16.5V
5V DET
D5V
4
1
5V REG
IC8703
6
16.5V
5V CONT.
Q8702
16.5V SW
Q8704
2
3
CN8700
16.5V
16.5V
16.5V
4
PANEL DET
9
BACK LIGHT
10
DIMMER
11
PANEL DET
Q8700
TO A BOARD
CN4604
IC8700
D3
(INVERTER)
OVFB-A
OVFB-A
OVFB-A
DIM
G
TO G BOARD
CN6352
KLV-23HR2 (UC) 3-7
CN4000
VHS
VVS
UPEN
VCLK
VY0-7
VUV0-7
MSAU L
MSAU R
MS BS2
MS RESET
FLAG
PXD MS
PIC MUTE NS
TXD MS
AC DET
BRD STATUS
SIRCS
MENU STATUS
H
IC4201
6
3
4
5
15
16
CPU
IC4000
57
58
59
55
69-71
73-76,78
60
62-68
48
52
137
136
8
8
53
88
108
95
132
130
131
93
101
135
134
104
159
155
156
161
157
162
156
163
41-44
13
10
9
164
38
40
34
37
30-32
29
27
25
24
22
IC4003
1
2
3
4
5
16
14
13
X4200
54MHz
AUDIO DAC
Q4005 Q4004
Q4002,Q4003
6
5
IC4001
NVM
7
SDA
SCL
IC4100
CPU
206
257
235
10
11
31
32
53
54
75
76
137-140
223
225
116
146
147
153
156
161,163,164
170
172
177,178
179
AA13
Y13
24,20
23,19
18,22
8,21
39,41,43,45
34,36
30,32,42,44
35,38,40
31,33
29
28
10
48
25
2,6,17
1,4,7,16
3,5,9
26
11
12
72
73
50-52
27-30
4,6,7
122
124
232
185
188
194,195
201
203
246
45,89
90,107
97
106,113
248
226
247
210,252
253,272
FLASH ROM
FA(A10,A11)
2
FA(B9,B10)
2
FA(C9,C10)
2
FA(D9,D10)
2
FD(L1-L4)
4
FD(Y1-Y3)
BUSCTL(DIR)
M2,M4
2
N1-N4
4
P1,P3,P4
3
R2-R4
3
T1-T3
2
3
M2,M3
R2-R4
T1-T3
2
2
2
3
4
2
4
2
2
FA(A10,A11)
FA(B9,B10)
FA(C9,C10)
FA(D9,D10)
FD(L1-L4)
M2,M3
N1-N4
P1,P3,P4
R2,R3
T1
BUSCTL
D6
D7
C6-C8
B5-B8
A4,A6,A7
J2
J4
Y10
3
4
3
16,20
21,23
15,19
11,14
18
8
3-5
7
168
172
170
150
46
1
2
173
176
2
4
3
4
3
2
4
119,126
127,133
149,150
176,152
157-159
167,168
142-144
112,118
221,222
243,266
166,173
174,175
181-183
189,191
192,198
200
134
109,94
95
102
SDRAM
IC4200
16
19
20
26
29
35
4,5
8,10
11,13
44,45
48,50,51,53
37
38
15
39
IC4202
SDRAM
16-19
20-26
29-35
37,38
15
39
4
14
17
3
2
SDRAM1
SDRAM2
SDRAM3
217,220
238-242
260-265
283,285
286
17
88
101
2
10
8
6
4
CN4100
RESET
ECV
ED
ECLK
ICE
256
234
254
211
IC4203
MUTE SW
MUTE
VY0-UY7
VUV0-VUV7
VDCDI SABLE
8
3
IC4002
WDT
Q4001
RESET
3.3V
D4000
Q4000
Y13,AA13
CLK
128
9
14
51
166
145
CLK54M
CLK_SEL
MS_SEL
PD
BICK
SDAT
LRCK
CKS
CLK12M
CLK66M-R8
CLK20M
WE
45
54
48
8
6
4
2
MS SCLK
MS INS
MS SDIO
MS BS
TO B BOARD
CN3001
31-38
23-30
48
47
46
45
41
43
2
3
11
4
5
6
8
9
10
7
26
R4
169
V2,V3
U1-U4
W1-W3
FD(AA2)
BUS CTL(BE0-4)
BUS CTL(BS,CS,RDY)
AA4
IRQ0,1
DREQ 0-3
250
270
274
269
268
230
227
251
RXD MS
PIC MUTE NS
PXD MS
ACDET
BRD STATUS
SIRCS
MENU STATUS
4,5
8,10
11,13
44,45
48,50,51,53
R OUT
L OUT
SDRAM1
SDRAM2
SDRAM4
SDRAM3
SDRAM7
SDRAM5
SDRAM6
3
5
7
9
CN4101
D4303
LIMITTER
10
9
8
7
6
5
4
3
2
1
GND
VCC
SCLK
#
INS
#
DIO
NC
BS
GND
CN4302
LIMITTER
D4302
3.3V
Q4304
MS DRIVER
D4301
Q4301,Q4302
LED SW
(MEMORY STICK)
MSX
CN4301
(PROCESSOR)
MS
STICK
MEMORY
KLV-23HR2 (UC) 3-8
6
5
IC3801
ESD
UD
(DVI DRIYER)
2
1
8
6
4
2
CN3800
D-Y
D-PB
D-PR
MUTE
VGA
DVI_RST
9
10
TO A BOARD
CN9003
B
STBY 5V
12
DVI5V
CN3800
TO
PANEL
BLOCK
SCL
7
RX2-
6
1
2
RX2+
SDA
32
SDA
IOB/PR
16
IOG/PB
13
31
SCL
RX2-
47
46
DVI DRIVER
IC3803
RX2+
10
IOR/Y
5V
16
RX1-
14
9
10
RX1+
HPO
RX0-
18
17
RX0+
RXC+
23
24
RXC-
SCL
SDA
6
5
IC3800
ESD
2
1
52
53
62
61
58
59
RX1+
RX1-
RX0+
RX0-
RXC-
RXC+
7
WP
IC3808
NVM
6
5
SDA
SCL
RESET
8
MUTE
21
10
MCU
IC3807
AIN7
18
VGA
DVI-SCL
36
DVI-SDA
35
X3800
14.318MHz
95
XTALOUT
94
TCLK
DVI5V
DVI5V
FL3800-3802
BPF
24
SCL
28
SDA
38017001
12MHz
2
OSCOUT
3
OSXCIN
KLV-23HR2 (UC) 3-9
14P
CN9003
L
R
J9001
L
R
J9002
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
CN2801
MUTE
FMONO
MOD0
MOD1
BIL
ST
GND
AFT
GND
AGC
SYNDET
GND
SDA T
SCL T
GND
GR SW
GR ALLRST
GND
SCL B 5V
SDA B 5V
GND
POWER1
POWER2
POWER3
POWER4
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
CN2802
GND
D-PR
GND
D-PB
GND
D-Y
GND
VID
GND
MSAU R
GND
MSAU L
GND
CLAMP GATE
SYNC ON
CCP SW
CSW_H
CSW_V
AU SW2
AU SW1
SRS
HP DET
SLEEP MUTE
SP MUTE
HP MUTE
1
2
3
4
5
6
7
8
9
10
10P
CN6450
GND
9V
30V
5V
SCLT
SDAT
RF AGC
AFT
GND
1
2
3
4
5
6
7
8
9
10
10P
CN6451
OUT2
DET OUT
ST
BIL
MODE
FMONO
MUTE
R
L
GND
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN9007
C1
GND
Y1
GND
V1
GND
S-1
LV1
RV1
GND
1
2
3
4
5
6
7
8
9
10
11
11P
CN9008
PS-G
GND
PS-R
GND
PS-B
GND
PS-V
GND
PS-AUR
PS-AUL
GND
CN9001
GND
1P
1
1
1P
CN9002
GND
NC
GND
RV2
LV2
S-2
GND
V2
GND
Y2
GND
C2
NC
CN9004
12P
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
4P
CN8602
STBY5V
GND
POWER-ON
GND
1
2
3
4
5
5P
CN8604
D5V
GND
PANEL_DET
BACKLIGHT
DIMMER
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
CN8603
D3.3V
D3.3V
D3.3V
D3.3V
GND
GND
GND
D5V
9V
GND
PANEL12V
PANEL12V
GND
GND
STBY5V
STBY5V
GND
GND
3.3V_ALERT
5V_ALERT
DCIN_ALERT
GND
DIMMER
BACKLIGHT
PANEL_DET
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN8601
14P
UNREG12V
UNREG12V
GND
GMD
UNREG6V
UNREG6V
UNREG6V
GND
GND
GND
UNREG33V
GND
REG10.5V
GND
1
2
3
4
4P
CN8605
REG16.5V
REG16.5V
GND
GND
1
2
3
4
4P
CN7001
HP-GND
HP-R
HP-L
HP-DET
1
2
3
4
5
6
6P
CN7002
WHT
SP R OUT
SP R GND
SP L OUT
SP L GND
SP W OUT
SP W GND
SPEAKER
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN6401
GND
9V
30V
5V
SCL T
SDA T
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
CN6403
OUT2
DET OUT
STLED
BILED
MODE
FMONO
MUTE
R
L
GND
1
2
3
4
5
6
7
8
9
10
WHT
10P
CN9201
C1
GND
Y1
GND
V1
GND
S-1
LV1
RV1
GND
1
2
3
4
5
6
7
8
9
10
11
12
12P
CN9202
NC
C2
GND
Y2
GND
V2
GND
S-2
LV2
RV2
GND
NC
3
4
1
2
V
L
R
S
J9201
3
4
1
2
V
L
R
S
J9202
1
2
3
4
5
6
7
8
9
10
11
12
12P
CN9301
G
R
YS
B
GND
C
V
Y
AUR
GND
AUL
GND
1
2
3
4
5
6
7
8
9
10
11
CN9302
11P
PS-G
GND
PS-R
GND
PS-B
GND
PS-V
GND
PS-AUR
PS-AUL
GND
1
7
7P
CN8500
HV00
HV00
1
7
7P
CN8510
HV10
HV10
1
7
7P
CN8520
HV20
HV20
1
7
7P
CN8530
HV30
HV30
1
7
7P
CN8540
HV40
HV40
1
7
7P
CN8550
HV50
HV50
1
2
3
4
5
6
7
8
9
10
11
WHT
11P
CN8700
GND
16.5V
16.5V
16.5V
GND
GND
D5V
GND
PANEL_DET
BACK_LIGHT
DIMMER
1
2
3
4
4P
CN8701
16.5V
16.5V
GND
GND
1
3
3P
CN6002
L
R
1
CN6001
1P
1
2
3
4
CN6302
4P
WHT
STBY 5V
GND
POWER-ON
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN6351
WHT
14P
UNREG 12V
UNREG 12V
GND
GND
UNREG 6V
UNREG 6V
UNREG 6V
GND
GND
GND
UNREG33V
GND
REG 16.5V
GND
1
2
3
4
CN6350
WHT
4P
REG 16.5V
REG 16.5V
GND
GND
1
2
3
4
5
6
WHT
6P
CN6352
GND
REG 16.5V
REG 16.5V
REG 16.5V
GND
GND
AC IN
100V 50/60 Hz
4P
4P
CN4501
CN4502
4
3
2
1
4
3
2
1
GND
GND
3.3V
3.3V
GND
GND
16.5V
16.5V
1
2
3
4
4P
CN1006
GND
B_INT
SDA_A
SCL_A
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
4P
CN1001
3.3V
GND
SDA B
SCL B
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
CN1005
HP MUTE
SP MUTE
SLEEP MUTE
HP DET
SRS
AU SW1
AU SW2
CSW_V
CSW_H
CCP SW
SYNC ON
CLAMP GATE
GND
MSAU L
GND
MSAU R
GND
VID
GND
D-Y
GND
D-PB
GND
D-PR
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
CN1007
POWER4
POWER3
POWER2
POWER1
GND
SDA B 5V
SCL B 5V
GND
GR ALLRST
GR SW
GND
SCL T
SDA T
GND
SYNC DET
AGC
GND
AFT
GND
ST
BIL
MOD1
MOD0
FMONO
TU MUTE
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
PANEL DET
BACK LIGHT
DIMMER
GND
DCIN ALERT
5V ALERT
3.3V ALERT
GND
GND
STBY5V
STBY5V
GND
GND
PANEL12V
PANEL12V
GND
9V
D5V
GND
GND
GND
D3.3V
D3.3V
D3.3V
D3.3V
1
2
3
3P
CN1008
KEY1
POWER INT
GND
1
2
3
4
5
6
7
8
9
9P
CN1004
GND
STBY 5V
P SAVE LED
STBY LED
POWER LED
MS BS2
GND
STBY 5V
SIRCS
CPU&PWROM
N.C
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
CN5001
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
CN5801
VCC
VCC
GND
GND
TX3+
TX3-
GND
TCLK+
TCLK-
GND
TX2+
TX2-
GND
TX1+
TX1-
GND
TX0+
TX0-
GND
GND
TO
LCD PANEL
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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CN3001
50P
GND
GND
VCLK
VPEN
VVS
VHS
AU_GND
MSAU_L
AU_GND
MSAU_R
GND
GND
VUY7
VUY6
VYU5
VYU4
VYU3
VYU2
VYU1
VYU0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
GND
GND
GND
GND
D3.3V
MS_3.3V
MS_3.3V
MS_3.3V
GND
MS_3.3V
MS SW
FLAG
MENU STATUS
SIRCS
BRD STATUS
AC_DET
TXD MS
PIC MUTE MS
RXD MS
MS RESET
MS BS2
GND
1
2
3
4
CN3002
4P
MS3.3V
MS3.3V
GND
GND
50P
10P
CN4000
CN4101
10
9
8
7
6
5
4
3
2
1
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
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
AC DET
MS_BS2
GND
VCC
MS_SCLK
GND
MS_INS
GND
MS_SDIO
VCC
MS_BS
GND
MSAU_L
GND
GND
VCLK
VPEN
VVS
VHS
AU_GND
AU_GND
MSAU_R
GND
GND
VUY7
VUY6
VUY5
VUY4
VUY3
VUY2
VUY1
VUY0
VY7
VY6
VY5
VY4
VY3
VY2
VY1
VY0
GND
GND
GND
GND
D3.3V
MS_3.3V
MS_3.3V
MS_3.3V
GND
MS_3.3V
MS_SW
FLAG
MENU_STATUS
SIRCS
BRD_STATUS
TXD_MS
PIC_MUTE_MS
RXD_MS
MS_RESET
GND
WHT
:SMD
10P
CN4100
10
9
8
7
6
5
4
3
2
1
ERST#
GND
ECV
GND
ED
GND
ECLK
NC
VCC
ICE
WDT KILL
:SMD
10P
CN4301
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
GND
NC
MS_INS
VCC
MS_SCLK
GND
GND
MS_SDIO
VCC
MS_BS
GND
GND
GND
VCC
SCLK
#
INS
#
DIO
BS
CN4302
MS CONNECTOR
6P
CN1601
6
5
4
3
2
1
MS BS2
P SAVE LED
POWER LED
STBY LED
STBY5V
GND
1
2
3
3P
CN1501
WHT
KEY1
POWER INT
GND
1
2
3
WHT
3P
CN1651
GND
STBY5V
SIRCS
1
2
3
4
4P
CN7601
HP-GND
HP-R
HP-L
HP-DET
TU
U1
UD
D3
A
G
MSB
MS
MSX
H2
H4
H5
H1
B
TO LCD PANEL
DVI_RST
VGA
DVI_MUTE
GND
D-PR
GND
D-PB
GND
D-Y
GND
10
5V
11
9
8
7
6
5
4
3
2
1
J9003
COMPONENT2
COMPONENT1
AUDIO
Y
PB
PR
INPUT
INPUT
R
R
L
L
AUDIO
VIDEO
VIDEO
S VIDEO
VIDEO
AUDIO
INPUT
R
L
VIDEO
INPUT
S VIDEO
VIDEO
AUDIO
R
L
R
L
WOOFER
1
2
AV MULTI
(GAME)
MEMORY
STICK
3-2. FRAME DIAGRAM
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