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DSC-P31/P31M
3-8. POWER BLOCK DIAGRAM 2
PK-062 BOARD (2/2)
INITIAL RESET, BACK UP VCC
BT401
3
VBAT
LITHIUM BATTERY
(BACK UP)
8 VRO
EVER 4V
7 VIN
EVER 3.2V
SYS DD ON
FAST CHARGE
STB CHARGE
XCS DDCON
UNREG SO
UNREG SCK
BATT/XEXT
DD CON SENS
BATT UNREG
ACV UNREG
D 2.9V
BUZZER 15V
Q812
L804
PANEL 4.9V
A
PANEL −15.5V
POWER
L803
BLOCK1
PANEL 13.5V
(3-14)
L801
PANEL 2.9V
Q802
BL VO–
BL VO+
L802
IC803
IC802
BACK LIGHT
LCD TIMING
CONTROL
GENERATOR
(2/3)
(2/3)
05
IC401
FRONT CONTROLLER
IC402
(1/3)
(1/3)
L401
BACKUP VCC
VOUT
6
CS
4
31 BATT IN
RESET
5
73 XRESET
76
SYS DD ON
48
FAST CHARGE
46 STB CHG
22
XCS DDCON
20
UNREG SO
21
UNREG SCK
8
BATT/XEXT
66
DD CON SENS
67
BATT SENS
68 ACV SENS
CN902
1
BUZZER
CN903
AVC UNREG
10
UNREG
CPC
BL L2
(FOR CHECK)
6
BL L2
CN801
VGH
1
VGL
3
VDD
4
VDD
23
VSH
24
CN802
BL L
6
BL THH
1
IC801
LCD
DRIVER
(2/3)
3-15
SY-075 BOARD (2/2)
CN705
CAM 15V
34
CAM −7.5V
33
A 4.9V
29
A 2.9V
31
32
D 3.1V
36
Q701
B
POWER
D701
BLOCK1
(3-14)
BZ901
M 5V
PANEL UNIT
L502
D 1.5V
D 2.9V
LCD901
COLOR
LCD
MONITOR
D901
CAM DD ON
BACK LIGHT
L501
30
MC CAM, SH DSP
CH-109 BOARD
CN101
CAM 15V
37
CAM −7.5V
38
FB103
5V
FB102
L101
R124
A 4.9V
42
40 HCVDD
R123
3V
IC101
A 2.9V
40
L103
CAMERA
A 2.9V
46 FE3V
MODULE
39
FB105
47 DRV3V
FB06
L102
D 3.1V
44 TG3V
36
CN703
VCC
2
MEMORY
STICK
Q203
CN201
L204
D 2.9V
ZM SENS VCC
9
FC SENS VCC
10
L202
M 5V
L203
IC202
7ch LENS DRIVER
(3/8)
A 2.9V
L651
D 1.5V
D 2.9V
FB303
FB504
IC651
VIDEO AMP
(2/8)
IC302
IC503
IC502
128M
EEPROM
16M FLASH
SDRAM
(5/8)
(5/8)
(2/8)
FB501
L205
D 3.1V
FB502
L206
198
IC501
IC204
IC203
EVR
HALL AMP
(4/8)
(D/A CONV.)
(3/8)
(3/8)
3-16 E
CD-391 BOARD
CN102
CN301
CAM 15V
CAM 15V
19
19
CAM −7.5V
CAM −7.5V
3
3
FB101
FB301
L301
IC301
CCD IMAGER
LENS ASSY
ZOOM
ZOOM
SENSOR
SENSOR
FOCUS
SENSOR
L781
FB781
FB302
198
IC781
CLOCK GEN.
IC301
(5/8)
CAMERA DSP
(1/8)
IC201
IRIS DRIVER
(3/8)
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