Sony KLV-23HR2 (serv.man2) Service Manual ▷ View online
KLV-23HR2 (UC) 3-2
BASS/TREBLE
VOL LOUD/ ATT
3
5
14
13
10 11
AUDIO CONTROL
IC7003
L
R
AUDIO L/R
Y/C
L
R
AUDIO
5
6
3
2
7
1
7
1
6
5
2
3
42
41
30
29
22 23 26
IC7011
AP
INL
INR
OUTL
OUTR
MODE
AUDIO L
AUDIO R
COMPARATOR
IC7009
MUTE
Q7001,7002
IC7007
AUDIO AMP
12
11
2
4
6
5
7
4
3
2
1
CN3002
HP DET
NC
SP MUTE
HP MUTE
4
3
2
1
SP L GND
SP L OUT
SP R GND
SP R OUT
CN7002
L
R
SPEAKER
AUDIO R
AUDIO L
G
TO B BOARD
CN1005
IC7002
HP AMP
AUDIO L
AUDIO R
AUDIO L
3
2
1
HP-L
HP-R
HP-GND
CN7601
4
HP-DET
H2
(HEADPHONE)
J7601
HEADPHONE
AUDIO R
AUDIO L
J9001
SP W OUT
SP W GND
5
6
W
11
8
OUT2
MUTE TC
MUTE
AUDIO R
HP MUTE
1
3
5
2
4
7
IC2802
SW
INPUT2
COMPONENT
SW
IC2801
7
4
2
5
3
1
J9002
AUDIO
R
L
LV3
RV3
JIN1-3
IN1-1
AV SW2
IC2505
25
35
33
34 IN1-2
26
27
HOUT 22
SCL 30
31
SDA
23
VOUT
20
IN2-2
42
41
43
IN2-1
IN2-3
PR
PB
Y
PR2
PB2
Y2
X2502
4MHz
SCL_B_5V
SDA_B_5V
Q2558,Q2559
LEVEL SHIFT
17
CLAMP SW
16
YG IN
2
3
1
5
6
4
9
8
10
12
11
13
2
4
6
8
10
12
14
15
16
17
18
19
20
21
22
23
24
25
D-PR
D-PB
D-Y
VID
MSAU R
MSAU L
CLAMP GATE
SYNC ON
CCP SW
CSW M
CSW V
AU SW2
AU SW1
SRS
5
1
CSW H
CSW V
SYNC
Q2502,Q2503
IC2506
Q7011
IN+
INV2+
WF
SRS
SP MUTE
1
2
3
7
5
6
1
3
2
Q7003
9V
IC7004
FILTER W
FILTER W
IC7005
CROUT
CBOUT
YOUT
CN7001
A-2
(AV SW,AUDIO AMP)
SCL_B_5V
SDA_B_5V
HP DET
TO A-1
Q7007
PR
PB
Y
L/R
V3/LV3/RV3
V3
Q7400
Q7401
3
2
6
5
1
7
AUDIO L
AUDIO R
COMPARATOR
IC7400
MUTE
Q7005,7006
J7O04
Y/CB/CR OUT
LINE MUTE
D-Y/PB/PR,CCP SW,VID
KLV-23HR2 (UC) 3-3
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN4601
UNREG12V
UNREG12V
GND
GND
UNREG6V
UNREG6V
UNREG6V
GND
GND
GND
UNREG33V
GND
REG10.5V
GND
4
3
2
1
CN4602
STBY5V
GND
POWER-ON
GND
4
3
2
1
CN4605
REG16.5V
REG16.5V
GND
GND
25
24
23
22
CN2801(2/2)
POWER1
POWER2
POWER3
POWER4
IC4601
CONVERTER
24
VCC
STBY1
STBY2
OUT1_D
REG5V_IN
LIM
LL1
OUT1_u
LH2
OUT2_D
LL2
OUT2_U
INV2
FB2
POWER_GOOD
33V
AU12V
IC4603
5V REG
VCC
OUT
Q4602
SW
G
S1
S2
S3
D1
D2
D3
D4
27
4
1
2
3
5
6
7
8
Q4601
SW
G
S1
S2
S3
D1
D2
D3
D4
4
1
2
3
5
6
7
8
Q4603
SW
G
S1
S2
S3
D1
D2
D3
D4
4
1
2
3
5
6
7
8
Q4605
SW
G
S1
S2
S3
D1
D2
D3
D4
1
2
3
4
5
6
7
8
L4602
IC4602
9V REG
VCC
OUT
1
2
21
30
28
29
16
19
18
17
15
14
12
Q8606
L4601
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
CN4603
D3.3V
D3.3V
D3.3V
D3.3V
GND
GND
GND
DSY
9V
GND
PANEL12V
PANEL12V
GND
GND
VGA
DVI_MUTE
GND
GND
3.3V_ALERT
5V_ALERT
DCIN_ALERT
GND
DIMMER
BACKLIGHT
PANEL_DET
5
4
3
2
1
CN4604
DIMMER
BACKLIGHT
PANEL_DET
GND
D5V
D4612
D4611
+9V
+12V
PS4601
9
10
F
TO B BOARD
CN1003
G
TO D3 BOARD
CN8700
TO G BOARD
CN6351
E
TO G BOARD
CN6302
TO B BOARD
CN3002
D
TO B BOARD
CN1007
A-3
(POWER SUPPLY)
D3.3V
STBY 5VV
TO A-1
3
2
1
R
L
CN6002
F6000
IC6000
DRIVER
1
15
2
23
22
20
16
PROT
Q6003
Q6000
CONVERTER
CONVERTER
Q6001
T6000
PH6000
IC603
5
7
4
3
2
REG 16.5V
REG 16.5V
REG 16.5V
CN6352
7
6
5
2
1
UNREG 6V
UNREG 6V
UNREG 6V
UNREG 12V
UNREG 12V
CN6351
D6358
D6352
Q6002,Q6004
P-ON SW
1
2
4
3
3
4
2
1
PH6002
T6001
CN6302
POWER ON
STBY 5V
GND
3
1
4
Q6300
P-ON STOP
CONV.
IC6001
1
4
2
3
8
7
5
D6012
D6360
1
3
9
8
D6306
5
6
G
(POWER SUPPLY)
AC100V
50/60Hz
L6003
D6000
14
13
12
11
L6001
L6000
L6004
+17V
F/B
D6007
Q6005
CONV.CONTROL
D6002
VCC
OUT
IC6302
5V REG
UNREG 33V
11
REG 16.5V
13
2
1
REG 16.5V
REG 16.5V
CN6350
CN8700
TO D3 BOARD
TO A BOARD
CN8601
CN8602
TO A(1/2)BOARD
10
9
T6000
11
12
13
8
9
10
D6350,D6351
D6305,D6307
D6354
D6303
D6304
D6353
D6302
D6355
D6356
D6301
D6357
5
7
1
2
CN4501
IC4501
3.3V REG
1
5
2
4
2
1
3.3V
3.3V
CN4502
TO D3 BOARD
CN8701
MSB
(3.3V REG)
D
KLV-23HR2 (UC) 3-4
CN3001
3
4
5
6
8
10
13
20
21
28
40
43
44
45
46
47
48
49
VCLK
VPEN
VVS
VHS
MSAU L
MSAU R
VUV0
VUV7
VY0
VY7
FLAG
MENU STATUS
AC DET
TXD MS
PIC MUTE MS
RXD MS
MS RESET
MS BS2
Q3004,Q3007
FL3001
L.P.F
L.P.F
FL3002
Q3005,Q3008
L.P.F
FL3003
Q3006,Q3009
5
6
2
3
6
5
7
1
7
IC3003
OP AMP.
OP AMP.
IC3002
BUFFER
Q3013
BUFFER
Q3012
2
4-5
7-8
10,11
13,31
33,34
36,37
39,40
42,45
47,48
50,51
53,54
74,56
60-66
22-27
20
68
63
19
18
16
17
8
18
20
44-45
47-50
54-59
63-66
98-99
101-105
108-112
117-120
68-70
72-74
79-82
86
89
90
92
91
93
97
94
32
D0-D31
A0-A12
13
MSCLK
MSDE
MSVS
MSHS
PXI
Y
PB
PR
124-128
131-133
140-144
147-149
155
156
157
233
205
204
223-226
218-221
211-215
206-208
3
5
4
196
189
206
199
97
96
95
12
6
5
4
3
IC3304
READ PLL
HRERF
RPL LHD
C541
5V
SDRAM
IC3303
19-24
27-32
2,3
5,6
8,9
11,12
39,40
42,43
45,46
48,49
16
17
15
14
18
35,36
37-42
46-49
12
DRSD A0-A11
13-20
25-32
DRSD DQ0-DQ15
16
7
8
9
10
11
XCAS
XRAS
XWE
QDM
XCS
Q3304 VCO LIM.
C0-C7
8
8
Y0-Y7
MSVS
MSHS
MSCLK
122
129
133
140
154
147
117
98
99
67
57
58
61
69
93
DR Y0-Y7
8
8
DR V0-V7
8
DR U0-U7
CLK
HS
VS
CS
CLRK
CLK
CKE
RAS
CAS
SDQM
WE
DRC4
DRC5
DRC2
DRC1
FFSW
CHROMA DEC.
IC3007
IC3302
DRC MF
CCP(Y0-Y7)
8
CCP(C0-C7)
8
CP-HS
CP-VS
CCPCK
IC3008
SDRAM
8
C0-C7
8
Y0-Y7
24
22
20
18
16
14
12
11
10
9
8
7
6
5
4
3
2
1
D-PR
D-PB
D-Y
VID
MSAU R
MSAU L
CLAMP GATE
SYNC ON
CCP SW
CSW-H
CSW-V
AV SW2
AV SW1
SRS
HP DET
SLEEP MUTE
SP MUTE
HP MUTE
CN1005
TO MS BOARD
CN4000
TO A BOARD
CN2802
3
4
231
SDA B
SCL B
3.3V
X3002
79.99188313MHZ
158
CCPCK2
39
DEV RST
158
35
CLK
36
BBOM
76,77
79,80
82,83
85
3
2
1
5
3
7
6
11
25
26
16
15
X3001
14.318MHZ
SDA B 5V
SCL B 5V
IC3001
BUFF
MSAU L
MSAU R
Q3010
BUFF
AUTO WIDE
IC3004
117
90
89
SCLB
SDAB
DR54
XDRC
XDRC
DEV RESET
6
9
8
11
8
12
13
12
4
5
3
13
9
5
MSDE
MS CLK
IC5006
IC5003
CCPCK2
CCPHS OUT
MSDEDLY
PWVCLK
3
2
1
DIMMER
BACK LIGHT
PANEL DET
CN1003
TO A BOARD
CN8603
25
24
23
22
21
20
18
16
15
13
12
10
9
7
6
4
3
2
TU MUTE
MODE
F_MONO1
F_MONO2
BIL
ST
AFT
AGC
SYNO DET
SDAT
SCLT
LINE_MUTE
DVI_RST
SCL B 5V
SDA B 5V
NC
POWER2
POWER3
POWER4
CN1007
1
SDA B 5V
SCL B 5V
SCL B
SDA B
56
57
15
107
108
19
134
133
109
119
28
125
49
47
31
126
127
12
13
17
16
22
30
CPVS
CPHS
DEV RST
MENU STATUS
BRD STATUS
RESET
RXD
TXD
EN
PANEL DET
BACK LIGHT
DIMMER
GR ALLRST
GR SW
SYNC DET
AGC
AFT
ST
BIL
MOD1
MOD2
F MONO
TU MUTE
64
65
43
44
65
23
24
26
128
63
33
34
42
46
132
131
130
8
7
6
5
DRC1
DRC2
DRC4
DRC5
DRC2
HP MUTE
SP MUTE
SLEEP MUTE
HP DET
SRS
AU SW1
AU SW2
CSW V
CSW H
CCP SW
SYNC ON
CLAMP GATE
POWER4
POWER3
POWER2
POWER1
IC1006(1/2)
MAIN CPU
TO A BOARD
CN2801
15
DEVRST
MS BS2
H
C
F
D
B(1/2)
TO B(2/2)
TO B(2/2)
TO B(2/2)
BUFFER
Q3014
11
10
VGA
DVI_MUTE
20
52
3
POWER_ON
CN1009
TO G BOARD
CN8602
B
POWER1
POWER2
POWER3
POWER4
Q1008
Q1007
80
136
BLK_ST
VCP_RST
TO B(2/2)
KLV-23HR2 (UC) 3-5
56-58
62-66
80-83
75-78
98,99
87-92
174,175
178-181
185-188
191-194
202-204
195-199
169
167
166
55
9
8
2
141
143-146
149-153
156
157-161
108-113
115
128
129
132
133
134
135
136
8
BLO R0-R7
BLO G0-G7
8
BLO B0-B7
8
2,3,5
6,8,9
11,12,39
40,42,43
45,46
48,49
19-24
27-32
18
36
34
17
16
14
15
BLSD DQ1-16
16
12
BLSD A0-A11
XCS
UDQM
XCKE
XRAS
XCAS
LDQM
XWE
BCLR
IC5802
LCD DRIVE
SDRAM
IC5801
CN1002
1
2
3
4
6
7
8
9
10
11
12
15
16
17
G
TXD
RXD
RES
MD0
MD1
MD2
P-TXD
P-RXD
SCK
P-RES
B INT
RXD
TXD
CN5801
18
17
15
14
12
11
9
8
6
5
TX0-
TX0+
TX1-
TX1+
TX2-
TX2+
TCLK-
TCLK+
TX3-
TX3+
LVDS TX
IC5804
48
47
46
45
42
41
40
39
38
37
L5801-L5805
FILTER
B(2/2)
CPU,LCD DRIVE,SCAN CONV.,
DRC-MF,CHROMA DEC.
DRC-MF,CHROMA DEC.
94,87,88
118,112,119
120,127
144,150,151
149,152,160
157,168
76,18,57
38,14,39
24,78
111
103,104,109
117
33
53
72
231,232
253,254
255
165-167
173,174,176
195,216
192,194
213,215
234-236
256
191
211,212
228
189
209
153,154,147
148,161-164
169-172,178
179,197,198
217,218,237
81,89-92
97,58,105-108
113-116,121
251
137
22
138
68,48,27
7,28,69
49,8
29,9,30
10,71,11
52,33
2
1
21
42
62
41
63
PIC MUTE
PW BSY3
PW BSY2
PW BSY1
PW RSTO
P RXD
P TXD
168
30
1-8
16-25
48
29-36
38-45
28
14
11
12
20
16
PCPU A0-A19
PCPU D0-D15
PCPU_ROMOEN
PCPU_BOOT WE
PCPU_ROWEN
PW RSTON
34
14
8
8
BL Y0-Y7
DL UV0-UV7
3
5,6
8-13
Y0-Y7
14-17
19-21
23
UV0-UV7
44-45
47-49
51-52
Y0-Y7
54
34
36-38
C0-C7
56
31
33
24
26
VHS
VVS
CCPCK
CPVS
CPHS
18BIT BUS INTERFACE
IC5007
RAM
IC5001
6
12
13
3
4
5
2
11
IC5002
1
13
6
11
IC1010
8
SIRCS
KEY IN
81
11
PANEL V
27
45
PIC MUTE
21
68
105
1
104
144
106
143
PW RST DET
14
141
PWRST
36
88
P SAVE LED
37
55
STBY LED
35
54
POWER LED
73
14
74
92
58
79
38
78
35
77
60
76
POREW INT
113
75
SCLB
SDAB
2,3
50-52
54-56
BLO R0-R7
4,14
6-8
10-12
BLO G0-G7
15,16
18-20
22-24
BLO B0-B7
27
28
30
HS
EN
VS
CLK
31
R
G
B
54
53
51
S2
S1
D2
D1
LEVEL SHIFT
Q5801
SCL B
SDA B
3.3V
Q5002,5003SW
69
IC1006(2/2)
MAIN CPU
5
BMUTE
2
27
Q1009,Q1010
LEVEL SHIFT
BMUTE
BCLR
JIG MD2
JIG MD1
POWER6
JIG MD0
JIG TXD
JIG RXD
JIG SCK
BINT
Q1017,Q1018
LEVEL SHIFT
SDA D
SCL D
P TXD
P RXD
PW RST
Q1015 RESET
139
137
1
2
RESET
IC1007
Q1006SW
3.3V
8
7
5
6
NUM WP
SDA A
SCL A
EEPROM
IC1008
32
POWER6
CN1008
1
2
KEY1
POWER INT
CN1004
3
4
5
6
9
P SAVE LED
STBY LED
POWER LED
MS BS2
SIRCS
JIG TXD
JIG RXD
JIG MD0
JIG MD1
JIG MD2
JIG SCK
PWRST
BINT
JIG RXD
JIG TXD
Q1016
CPU&PWRON
1
2
KEY1
POWER INT
3
4
P SAVE LED
STBY LED
5
POWER LED
6
MS BS2
3
SIRCS
S1501-S1504
H1
Q1603
Q1602
Q1601
G
R
G
R
G
R
OUT
VCC
5V
SIRCS
IC1651
D1607
H5
Q1604Q1605
Q1604
Q1602
5V
(KEY)
(LED)
HS
EN
VS
CLK
BL R0-R7
BL G0-G7
BL B0-B7
CLK
HS
VS
EN
40-43
BYPASS
PW BSY3
PW BSY2
PW BSY1
SCAN CONVERTER
IC7503
184
TO
LCD PANEL
Q1607
Q1608
Q1604
D102
8
8
8
H4
(SIRCS)
TO B(1/2)
TO B(1/2)
TO B(1/2)
TO B(1/2)
STANDBY/OFF TIMER
POWER
MEMORY STICK
S1508
(POWER)
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