Read Sony CPD-L181 Service Manual online
4-3
4-4
B-SS3482<U/C>-BD4-24
A1
GND
CN1201
B1
GND
A2
GND
B2
GND
A3
RC7
B3
RA7
A4
RC6
B4
RA6
A5
RC5
B5
RA5
A6
RC4
B6
RA4
A7
VCC
B7
VCC
A8
RC3
B8
RA3
A9
RC2
B9
RA2
A10
RC1
B10
RA1
2
1
3
4
5
6
A11
RC0
B11
RA0
A12
GND
B12
GND
A13
GC7
B13
GA7
A14
GC6
B14
GA6
A15
GC5
B15
GA5
A16
GC4
B16
GA4
A17
VCC
B17
VCC
A18
GC3
B18
GA3
A19
GC2
B19
GA2
A20
GC1
B20
GA1
A21
GC0
B21
GA0
A22
GND
B22
GND
A23
BC7
B23
BA7
A24
BC6
B24
BA6
A25
BC5
B25
BA5
A26
BC4
B26
BA4
VCC
VCC
VCC
A27
BC3
B27
BA3
A28
BC2
B28
BA2
A29
BC1
B29
BA1
A30
BC0
B30
BA0
A31
B31
B31
A32
GND
B32
GND
A33
DEB
B33
DEA
A34
VCC
B34
VCC
A35
CLKB
B35
CLKA
GND
GND
GND
RD7
RB7
RB7
RD6
RB6
RD5
RB5
RD4
RB4
RB4
VCC
VCC
VCC
RD3
RB3
RB3
RD2
RB2
RD1
RB1
RD0
RB0
RB0
GND
GND
GND
GD7
GB7
GB7
GD6
GB6
GD5
GB5
GD4
GB4
GB4
VCC
VCC
VCC
GD3
GB3
GB3
GD2
GB2
GD1
GB1
GD0
GB0
GB0
GND
GND
GND
BD7
BB7
BB7
BD6
BB6
BD5
BB5
BD4
BB4
BB4
VCC
VCC
VCC
BD3
BB3
BB3
BD2
BB2
BD1
BB1
BD0
BB0
BB0
GND
GND
GND
B LOM
MODE
MODE
GND
GND
VDD
VDD
VDD
VDD
VDD
+3.3V
A36
B36
B36
A37
B37
B37
A38
B38
A39
B39
A40
B40
B40
A41
B41
B41
A42
B42
B42
A43
B43
A44
B44
A45
B45
A46
B46
B46
A47
B47
B47
A48
B48
A49
B49
A50
B50
B50
A51
B51
B51
A52
B52
B52
A53
B53
A54
B54
A55
B55
A56
B56
B55
A56
B56
A57
B57
B57
A58
B58
A59
B59
A60
B60
B60
A61
B61
B61
A62
B62
B62
A63
B63
A64
B64
A65
B65
A66
B66
B65
A66
B66
A67
B67
B67
A68
B68
A69
B69
A70
B70
B70
1
RED
CN501
2
GND
3
GREEN
4
GND
5
BLUE
6
GND
7
H SYNC1
8
V SYNC1
9
DDC1 SCL
10
DDC1 SDA
11
DDC1 GND
12
DDC1 5V
1
RED
CN502
2
GND
3
GREEN
4
GND
5
BLUE
6
GND
7
H SYNC2
8
V SYNC2
9
DDC2 SCL
10
DDC2 SDA
11
DDC2 GND
12
DDC2 5V
1
GND
CN403
2
POWER LED P
3
POWER LED S
4
INPUT LED 1
5
INPUT LED 2
6
SUB 5V
7
KEY DET
8
POWER KEY
2
BUFF
Q522
5
8
2 IN1(R)
R IN
OUT(R)
R OUT
G IN
G OUT
B IN
B OUT
PIX
R DRV
G DRV
B DRV
CLP
A01
REF
A02
R DRV
PIX
G CRV
B DRV
PIX
BL BRT
SILI DO
SILI CLK
DAC SEL
A03
A07
A08
DI
CLK
LD
VIDEO
2Q
POLH
EXIH
POLH
EXIV
VSIV
C/H SYNC
V SYNC
H DRV
2G
R BRT
G BRT
V IN
R NEW 0 – R NEW7
R OLD0 – ROLD7
P2 CLKH R
CLK H
CLK L
CLK 2L
R NEW 0-R NEW 7
R OLD 0-R OLD 7
PICLKH G
CLKH
CLKL
CLK 2L
CLK 2H
CLK H
CLK L
CLK 2L
CLK 2H
PIHS
PIVS
B NEW 0-B NEW 7
B OLD 0-B OLD 7
DTEN
PIHS
PIVS
MA 00
MA 09
R OLD 7
R OLD 6
R OLD 5
R OLD 4
R OLD 3
R OLD 2
R OLD 1
R OLD 0
G OLD 7
G OLD 6
G OLD 5
G OLD 4
G OLD 3
R NEW 7
R NEW 6
R NEW 5
R NEW 4
R NEW 3
R NEW 2
R NEW 1
R NEW 0
G NEW 7
G NEW 6
G NEW 5
G NEW 4
G NEW 3
G NEW 2
G NEW 1
G NEW 0
B NEW 7
B NEW 4
B NEW 3
B NEW 2
B NEW 1
B NEW 0
B NEW 6
B NEW 5
G OLD 2
G OLD 1
G OLD 0
B OLD 7
B OLD 6
B OLD 5
B OLD 4
B OLD 3
B OLD 2
B OLD 1
B OLD 0
MD 00
MD 31
DQM 0
DQM 1
DQM 2
DQM 3
WE
CAS
RAS
CS
A10
MEM CLK
R SEL
PICLK
PID 15
PID 00
POVS
PICLKH G
CLK 2H
P1DO-P1D7
VRB
VRT
P2DO-P2D7
CLK OUT
CLK/E
–CLK N/E
RESET/E
–RESET N/E
V IN
P1DO-P1D7
VRB
VRT
P2DO-P2D7
CLK OUT
CLK/E
-CLK N/E
RESET/E
-RESET N/E
V IN
P1DO-P1D7
VRB
VRT
P2DO-P2D7
CLK OUT
CLK/E
-CLK N/E
RESET/E
-RESET N/E
POFLD
PIHS, PIVS
DQM 2
CLK
MD 31
MD 00
MA 00
MA 09
POD 15
POD 00
PIHS
PIVS
OSDT
POVS
POHS
PO CLK
ROSD
SIL 2 CLK
SIL 2 D0
RESET
DI
POHS
DQM 1
PO CLK
DTNIO
CAS
MWR
S CLK
RAS
SI
RST
SO
POFLD
CSO
BAO
M CLK
SS
OSDT
POVS
POHS
POCLK
GB OSD
SIL2 CLK
SIL2 DO
Y6
RESET
DI
CS
B BRT
A06
A05
A04
CLAMP
1B
1Q 2B
POLH
EXIH
POLH
EXIV
V DRV
1G
1A1
SILI DO
HSI 1
SYNC IRQ
EXIH
POLH
SILI CLK
SILI DI
PLL SEL
UNLOCK
1Y1
2A1
2Y1
1A2
1Y2
2A2
1A3
2A3
2Y2
1Y3
2Y3
V CLK
+12V
INPUT SEL
DDC2 5V
BL BRT
DDC1 V CLK
DDC1 SCL
DDC1 SDA
SCL
SDA
VCC
IN1(G)
OUT(G)
IN1(B)
IN2(R)
IN2(G)
IN2(B)
IN2(H)
IN2(V)
SW
DDC2 V CLK
G2
G1
H2
DDC1 V CLK
H1
V2
V1
OUT(B)
OUT(SOG)
OUT(H)
OUT(V)
5
7
IN1(H)
8
IN1(V)
9
35
IC501
SW
IC502
RGB PRE AMP
30
27
28
R
G
B
R/G/B
BUFF
BUFF
Q516-Q518
24
20
BUFF
Q519
BUFF
Q520
BUFF
Q521
12
3
22
11
47
48
IC608
A/D CONVERTER (G)
IC603
A/D CONVERTER (R)
IC607
A/D CONVERTER (B)
2
14
13
21
I
28
21
I
28
33
I
40
33
I
40
21
I
28
33
I
40
43
6
R - PROCESS
IC1002
MEMORY CONTROLLER
47
48
2
14
13
92
95
94
23
30
56
24
57
IC1001
SG RAM
MA 00 – MA 09
R OLD 0 – R OLD 7
R NEW 0 – R NEW 7
MD 00 – MD 31
5
108
110
115
118
110
115
118
91
121
122
41
40
66
70
69
42
67
46
130
123
25
26
27
28
29
55
125
128
131
132
137
134
43
6
47
48
2
14
13
6
6
9
14
5
4
3
19
18
25
11
13
16
17
18
19
2
6
22
21
17
7
16
15
VRB REG
Q602
INV.
Q523
11
3
5
IC601
B-FF
2
2
3
IC504
SYNC SEP
IC507 INV.
INV.
Q501
INV.
Q503
IC508
V.SYNC SW
V2
V1
18
17
16
15
11
18
1
12
13
11
10
10
8
9
IC506
(2/6)
IC506
(3/6)
1
2
3
4
6
VD
HD
5
CLK L
CLK H
CLK 2H
D SYNC
CLK 2L
HOLD
5
5
A6
MEM CLK
G/B SEL
Y5
A5
Y4
A4
Y3
A3
Y2
A2
Y1
BL DET
XTAL 0
XTAL 1
EEP WP
EEP SCL
EEP SDA
LED 0
LED 1
LED 2
LED 3
KEY DET
POWER IRQ
SIL2 CLK
C702 RESET
SIL2 DO
APA SEL
C702R SEL
C702G SEL
C702B SEL
SIL 2 D0
APA SEL
B SEL
G SEL
R SEL
APA CLK
A1
WC
SCL
SDA
MEM CLK, APA CLK, SIL2 DO, APA SEL
PN CLOK
B NEW 0 – B NEW 7,B OLD O – B OLD 7,PICLKH B
BL BRT, SILI D0, SILI CLK
DE A/B
OSDT, POVS, POHS, POCLK, R/G/B OSD, PIHS, PLVS, APA DI
POWER
STBY
INPUT 1
INPUT 2
KEY DET
POWER KEY
SIL2 DI
SIL1 DL
SIL1 CLK
DAC SEL
SIL1 DI
PLL SEL
PLL UNLOCK
SYNC SEP1
SYNC SEP2
SYNC SEP3
SYNC SEP4
VS OUT U/D
HTRIG
SYNC IRQ
INPUT SEL
DDC SCL1
DDC SDA1
DDC SCL2
5DDC SDA2
SIL1 DO
SIL1 CLK
DAC SEL
SIL1 DI
PLL SEL
UNLOCK
POLH
EXIH
POLV
EXIV
VSI1
HSI1
SYNC IRQ
INPUT SEL
S DATA
S CLK
SER OUT
SENABLE
UNLOCK
SIL 2 CLK
2
1
SYNC
IC702(3/6)
IC511
(4/6)
IC511
(1/6)
IC513
(1/4)
IC513
(2/4)
9
8
1
2
4
3
2
1
4
SILI D0, SILI CLK
3
5
6
IC512(2/4)
1
3
APA DI
2
4
6
5
IC512(1/4)
1
4
2
IC415
4
3
19
IC511
(6/6)
IC512
(3/4)
IC511
(5/6)
SYNC IRQ
Q502,512
IC511
(3/6)
IC506
(4/6)
IC510
(1/4)
9
8
2
3
1
IC511(2/6)
6
5
IC510(2/4)
IC506(6/6)
12
13
6
5
9
16
7
2
11
4
13
14
6
5
15
12
12
11
9
8
5
5
2
13
10
11
43
MEMORY
CONTROLLER
(IC802, 902)
SG RAM
(IC801, 901)
(SAME AS R PROCESS)
IC414
BUFF
BUFF
IC407(1/2)
µ
-COM
1CK
1Q
2Q
1D
2CK
2D
32
IC604
PLL
30
24
29
9
6
11
12
10
17
14
IC413
(1/6)
IC413
(2/6)
4
3
15
26
29
22
21
10
24
38
54
70
71
72
73
63
64
59
48
13 28 39 40 41 43
7
6
5
4
3
2
13
G OLD 0 - G OLD 7
G NEW 0 - G NEW 7
B OLD 0 - BOLD 7
B NEW 0 - B NEW 7
G & B PROCESS
14
15
16
17
18
79
31
30
33
32
6
7
IC409
EEP ROM
X401
4MHz
67
5
99
98
83
82
100
87
88
89
90
46
47
9
11
12
7
8
IC412
EEP ROM
6
5
7
8
IC411
EEP ROM
4
V CLK
SCL
SDA
DDC2 V CLK
H1
H2
G1
G2
H1
H2
DDC2 SCL
DDC2 SDA
POWER
STBY
INPUT 1
INPUT2
INPUT2
KEY DET
POWER KEY
VCC
6
5
26
1
OUT
1
IC609
VRT REG
IC610
VRB REG
IC510(3/4)
IC510(4/4)
IC503
D/A CONV.
5V-2
3
+V IN
OUT
3
-V IN 2
BUFF
Q515
IC513
(3/4)
8
9
10
SW
Q508
SW
Q504,505
SW
Q506,510
SW
Q509,511
Q507,513,514
5V SW
Q401
2A
2Q
IC509 MONOMULTI
12
9
73
I
80
81
I
88
98
I
102
105
I
107
84
74
21
9
72
60
7
1
98
100
97
51
47
34
31
37
30
27
20
17
10
7
144
1
61
56
53
50
31
R1
TP505
B1
TP503
G1 TP504
V1
TP501
H1
TP502
TP605
RA
TP606
GA
TP602
VRT
TP603
VRB
TP607
BA
LCD
DISPLAY
A
(1/2)
( SCAN CONVERTER, CPU, INPUT SW)
A
TO
J BOARD
CN101
J BOARD
CN101
B
TO
J BOARD
CN103
J BOARD
CN103
C
TO
H BOARD
CN201
H BOARD
CN201
18
G SYNC
13
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