Power Block Diagram 1 - Sony DSC-P31M Service Manual

3-7. POWER BLOCK DIAGRAM 1

FLASH
UNIT
SY-075 BOARD (1/2)
J001
Q001
DC IN CN001
ACV UNREG
2
BATT/XEXT
1
ACV GND D002, 003
3
BATT/XEXT
Q002, 007, 008,
010, 011
Q004, 006
SWITCH FAST CHARGE
CONTROL
BT901
BATTERY
TERMINAL
CN002
BATT UNREG/+
+ 4
BATT UNREG
3
2 BATT GND/-
–
1
05
ST-068 BOARD
CN502
T501
CN707
Q501, 502
1
12
ST UNREG
10 3
Q505,
Q507,
Q506
Q508
FLASH M 5V
2 11
DRIVE
STB CHARGE 5V
9 4
STRB ON
STB CHARGE
L005
F001
F007
F006
F002
F003
F004
F005
IC001
DC/DC CONTROL
(8/8)
41
VCC2
D005
OUT 1p 36
37
OUT 1n
VIN 1– 55
SYS DD ON
57 CONT
OUT 3p 32
VIN 3– 54
XCS DDCON
44 XCS
UNREG SO
45 DATA VCC3 42
UNREG SCK
46 VCC5 20
CLK
OUT 4p 30
47 RST
OUT 4n 31
48 LD ON
EVER 3.2V
VIN 4– 53
56
VCC1
L006
OUT 5p 38
OUT 5n 39
OUT 5S 43
VIN 5– 52
Q024, 027
L003
SWITCHING
OUT 6p 28
OUT 6n 29
OUT 6S 18
VIN 6–
50
Q022
L002
SWITCHING
23
OUT 9
80
IN 9–
SCP 9
1
VCC4 19
OUT 10 22
AMP IN 4
AMP OUT 5
IN 10 − 3
SCPIN 10
3-13
CAM 15V
CAM −7.5V
A 4.9V
A 2.9V
D 2.9V
Q704 D 3.1V
M 5V
D 1.5V
CAM DD ON
ST UNREG
Q042, 043
BATT UNREG
SWITCHING
ACV UNREG
D014 D010
2 OUT 1
VDD
IC004
BATTERY DETECT
D006
(7/8) L009, 014
D017
Q017, 020
L007 L015
SWITCHING
Q033, 044
L025 L010
SWITCHING
L011
Q018, 021
L001 L008 L012
SWITCHING
L013
Q023, 026 Q028
L017
SWITCHING
L018
Q029
L020
Q039, 040
7 VCC REG2 6 SWITCHING
3 VEE
STB 1
REG3 4
D009 D011
L023
REG1 8
D019
IC003
− 7.5V/13.5V/15V REG.
(8/8)
Q019
SWITCHING
Q013
EMERGENCY
DETECT
POWER BLOCK 2
B
(3-16)
CN701
BATT UNREG
74
ACV UNREG
75
D016
IC002
(7/8)
L016
DC/DC EVER 4V
65
CONVERTER
D 1.5V
DD CON SENS
63
D 3.1V
D 2.9V
D 2.9V
73
A 2.9V
PANEL 2.9V
69
Q034, 035, 038
SWITCHING
A 4.9V
PANEL 4.9V
68
BL VO+
62
M 5V
CAM 15V
CAM DD ON
CAM −7.5V
PANEL 13.5V
67
L021
BUZZER 15V
64
PANEL −15V
66
BL VO−
60
EVER 3.2V EVER 3.2V
76
SYS DD ON SYS DD ON
72
FAST CHARGE FAST CHARGE
70
STB CHARGE STB CHARGE
79
XCS DDCON XCS DDCON
57
UNREG SO UNREG SO
55
UNREG SCK UNREG SCK
56
BATT/XEXT BATT/XEXT
59
3-14
DSC-P31/P31M
PK-062 BOARD (1/2)
CN901
BATT UNREG
74
ACV UNREG
75
EVER 4V
65
DD CON SENS
63
D 2.9V
73
PANEL 2.9V
POWER BLOCK 2
69
A
(3-15)
PANEL 4.9V
68
BL VO+
62
PANEL 13.5V
67
BUZZER 15V
64
PANEL −15.5V
66
BL VO−
60
EVER 3.2V
76
SYS DD ON
72
FAST CHARGE
70
STB CHARGE
79
XCS DDCON
57
UNREG SO
55
UNREG SCK
56
BATT/XEXT
59