Read Sony DSC-P3 Service Manual online
DSC-P3
4-35
REGULATOR
SY-73 (11/11)
4-36
SY-73 (REGULATOR) SCHEMATIC DIAGRAM
• See page 4-11 for SY-73 printed wiring board.
NO MARK:REC/PB MODE
15
14.3
13.3
13.9
13.2
12.7
13.2
3.1
-17.6
-7.4
0
-17.5
-17.5
-18
-0.4
0.5
-18
0
33k
R953
3.3u
20V
C953
120k
R955
PANEL_13.5V
0.33u
C951
120k
R954
100k
R957
100k
R958
LCD_DD_ON
R962
68k
82k
R956
150k
R961
10k
R959
100k
R952
10k
R960
CAM_-7.5V
C952
10u
16V
L951
10uH
HN1C01FE-Y/GR(TPLR3)
Q954
6
2
1
3
5
4
HN1C01FE-Y/GR(TPLR3)
Q953
6
2
1
3
5
4
HN1A01FE-Y/GR(TPLR3)
Q952
6
2
1
3
5
4
HN1A01FE-Y/GR(TPLR3)
Q955
6
2
1
3
5
4
RN1904FE(TPLR3)
Q951
6
2
1
3
5
4
1
A
XTALLY_LED
SP+
XAE_LOCK_LED_ON
80P
CN901
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
62
64
66
68
70
72
74
76
78
80
SP-
BL_ON
EVER_3.2V
FAST_CHARGE
INIT_CHARGE
SYS_DD_ON
DDCON_SCK
XCS_DDCON
DDCON_SO
D_3.2V
D_1.8V
A_3.2V
REG_GND
REG_GND
M_5V
D_3.2V
MT_GND
D_3.2V
D_1.8V
D_3.2V
REG_GND
A_3.2V
D_1.8V
REG_GND
D_3.2V
MT_GND
M_5V
M_5V
REG_GND
ST_UNREG
REG_GND
PANEL_3.2V
A_3.2V
REG_GND
A_3.2V
A_4.9V
A_4.9V
CAM_15V
REG_GND
BL_LEV
B
VG
HCK1
CREXT
HST
VDDG
DWN
VCK
COM
VST
EN
VDD
REF
WIDE
HCK2
PSIG
R
RGT
100k
R951
BATT/XEXT
BATT_SIG
XSTB_LED_ON
KEY_AD0
KEY_AD3
KEY_AD1
ACV_UNREG
HI_UNREG
BATT_UNREG
BL_L2
BL_L1
ACV_UNREG
A_3.2V
KEY_AD3
EVER_3.2V
HI_UNREG
KEY_AD0
KEY_AD1
XSTB_LED_ON
ACV_UNREG
BATT_UNREG
KEY_AD0
KEY_AD1
KEY_AD3
XSTB_LED_ON
ACV_UNREG
BATT_UNREG
HI_UNREG
EVER_3.2V
BATT/XEXT
FAST_CHARGE
INIT_CHARGE
XCS_DDCON
DDCON_SCK
SYS_DD_ON
BATT_SIG
SYS_DD_ON
BATT/XEXT
INIT_CHARGE
FAST_CHARGE
XCS_DDCON
DDCON_SO
DDCON_SCK
DDCON_SO
BATT_SIG
BL_LEV
B
VG
HCK1
CREXT
HST
VDDG
DWN
VCK
RGT
R
PSIG
HCK2
WIDE
REF
VDD
EN
VST
COM
VCK
DWN
VDDG
HST
CREXT
HCK1
VG
B
BL_LEV
COM
VST
EN
VDD
REF
WIDE
HCK2
PSIG
R
RGT
2
4
F
5
6
E
05
B
SY-73 BOARD (11/11)
3
D
C
REGULATOR(DD BLOCK)
XX MARK:NO MOUNT
-REF.NO.:1,000 SERIES-
D_1.8V
HCK1
XSTB_LED
SP-
REG_GND
RGT
M_5V
A_4.9V
VSS
D_3.2V
REG_GND(MT_GND)
ACV_UNREG
WIDE
REG_GND
M_5V
A_3.2V
BATT/XEXT
BL_ON
VCK
HST
D_1.8V
SP+
REG_GND
VSS
PANEL_3.2V
EVER_3.2V
INIT_CHARGE
BL_LEV
HCK2
REG_GND
REF
VDD
BL_L1
XTALLY_LED
BATT_SIG
BL_L2
UNREG_SO
UNREG_SCK
REG_GND
HI_UNREG
ST_UNREG
COM
XAE_LOCK_LED
REG_GND
PSIG
REG_GND(MT_GND)
REG_GND
VST
M_5V
XCS_DDCON
REG_GND
B
REG_GND
KEY_AD0
REG_GND(MT_GND)
ST_UNREG
KEY_AD1
BATT_UNREG
CAM_15V
D_3.2V
ST_UNREG
CAM_-7.5V
REG_GND
A_3.2V
FAST_CHARGE
KEY_AD3
DWN
BL_VO-
CRext
R
REG_GND
REG_GND
VDDG
G
3.2V
REG_GND
REG_GND
EN
SYS_DD_ON
REG_GND
G
H
7
8
9
10
11
SY-73 BOARD (8/11)
48
52
SY-73 BOARD (9/11)
34
SY-73 BOARD (5/11)
41
SY-73 BOARD (7/11)
SY-73 BOARD (7/11)
44
SY-73 BOARD
9
SY-73 BOARD
24
(2/11)
(4/11)
36
(6/11)
SY-73 BOARD
39
SY-73 BOARD
(7/11)
(8/11)
49
SY-73 BOARD
(8/11)
47
SY-73 BOARD
SY-73 BOARD (10/11)
53
3
SY-73 BOARD (1/11)
29
SY-73 BOARD (5/11)
50
SY-73 BOARD (9/11)
SY-73 BOARD (9/11)
51
(SEE PAGE 4-47)
DD-163 BOARD (1/3) CN951
12
13
I
PB
VIDEO SIGNAL
CHROMA
REC
AUDIO
SIGNAL PATH
SIGNAL
Q952,953
CAM -7.5V REG
SWITCH
Q954,955
PANEL 13.5V REG
Click on the first or last page to see other DSC-P3 service manuals if exist.