Read Sony DSC-P3 Service Manual online
DSC-P3
4-19
VIDEO, MEMORY
SY-73 (3/11)
4-20
SY-73 (VIDEO, MEMORY) SCHEMATIC DIAGRAM
• See page 4-11 for SY-73 printed wiring board.
• See page 4-53 for waveforms.
NO MARK:REC/PB MODE
0.7
0
0.6
0.6
0
0
3.1
0
3
0
2.2
0.9
0.3
0.6
1.2
1.2
1.8
2.6
0
0.8
0.2
0.9
0.3
0.8
0.2
1.4
2.9
3.1
1.5
1.1
1.1
3.1
0.2
3.1
0.2
0.2
0.2
0.3
3.1
0.3
0.2
0.5
3.1
0
3.1
3
3
0
0
0
0.1
0.1
0.1
0.1
0.1
3.1
0.1
0.3
0.2
3.1
0.2
0.2
0.3
0.3
3.1
0.3
0
1.5
3.1
0.2
0
0.1
0.1
0.1
0.1
0.1
0.1
13
14
17
16
15
20
18
19
FB303
PANEL_B-Y
PANEL_Y
PANEL_R-Y
6p
C321
820
R321
15p
C320
22k
R320
22p
C319
47uH
L304
XX
C328
0.1u
C318
47
R322
10uH
L306
LCD_POWER
VOUT_ON
0.1u
C329
47u
6.3V
C325
10uH
L305
330
R328
330
R329
120p
C324
12p
C323
2SB1462L0AS0
Q304
1
4
3
2
2SB1462L0AS0
Q306
1
4
3
2
2SB1462L0AS0
Q309
1
4
3
2
2SB1462L0AS0
Q310
1
4
3
2
2SB1462L0AS0
Q311
1
4
3
2
2SB1462L0AS0
Q308
1
4
3
2
IC302
K4S281632C-NC1H
Vcc
1
DQ0
2
Vccq
3
DQ1
4
DQ2
5
Vssq
6
DQ3
7
DQ4
8
Vccq
9
DQ5
10
DQ6
11
Vssq
12
DQ7
13
Vcc
14
DQML
15
XWE
16
XCAS
17
XRAS
18
XCS
19
A13
20
A12
21
A10
22
A0
23
A1
24
A2
25
A3
26
Vcc
27
Vss
28
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
A11
35
A256
36
CKE
37
CLK
38
DQMU
39
NC
40
Vss
41
DQ8
42
Vccq
43
DQ9
44
DQ10
45
Vssq
46
DQ11
47
DQ12
48
Vccq
49
DQ13
50
DQ14
51
Vssq
52
DQ15
53
Vss
54
820
R330
4700
R318
2SB1462L0AS0
Q302
1
4
3
2
1200
R313
820
R312
100
R311
100
R310
R337
150
2200
R324
R327
2200
R331
2200
R332
2200
2200
R333
RN1904FE(TPLR3)
Q303
6
2
1
3
5
4
HN1C01FE-Y/GR(TPLR3)
Q301
6
2
1
3
5
4
UN9214J-(K8).SO
Q307
UN9111J-(K8).SO
Q305
MA2S111-(K8).SO
D301
MA2S111-(K8).SO
D302
1
A
CNT_C
NJM2274R(TE2)
IC601
1
Y
-IN
2
GND
3
V
-OUT
4
Vsag
5
VCC
6
PowerSave
7
C-MUTE
8
C-IN
V_OUT
1u
C602
4V
100u
C605
0.1u
C606
0.1u
C604
10uH
L601
68
R606
4V
22u
C608
1M
R605
0.01u
C601
6.3V
10u
C607
D_3.2V
A_3.2V
REG_GND
3
7
8
9
4
5
6
REG_GND
2
1
R604
1k
PE_AQ13
PE_AQ12
PE_AQ10
PE_AQ00
PE_AQ01
PE_AQ02
PE_AQ03
PE_AQ08
PE_AQ07
PE_AQ06
PE_AQ05
PE_AQ04
PE_AQ09
PE_DQ15
PE_DQ14
PE_DQ13
PE_DQ12
PE_DQ11
PE_DQ10
PE_DQ09
PE_DQ08
PE_DQ00
PE_DQ02
PE_DQ03
PE_DQ04
PE_DQ05
PE_DQ06
PE_DQ07
PE_QDML
PE_XWE
PE_XCAS
PE_XRAS
PE_QDMH
PE_AQ11
PE_QCLK
PE_DQ01
PE_XCS0
A256
13
2
4
F
L
12
5
G
K
11
8
7
6
E
05
B
H
SY-73 BOARD (3/11)
I
16
9
17
3
D
C
15
10
J
14
VIDEO,MEMORY(CAMERA DSP)
(VI BLOCK P2K BLOCK(2/2))
(VI BLOCK P2K BLOCK(2/2))
XX MARK:NO MOUNT
-REF.NO.:1,000 SERIES-
IC302
128M SDRAM
VIDEO AMP
IC601
Q301,302
CHROMA CONTROL
SY-73 BOARD (2/11)
14
19
SY-73 BOARD (2/11)
SWITCH
B+ SWITCH
Q305,307
BUFFER
BUFFER
FILTER
SY-73 BOARD (5/11)
20
21
SY-73 BOARD (9/11)
22
SY-73 BOARD (6/11)
23
SY-73 BOARD (6/11)
Q309-311
BUFFER
Y
CHROMA
VIDEO SIGNAL
REC
SIGNAL PATH
Y/CHROMA
PB
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