Power Block Diagram - Sony DSC W55 - Cyber-shot Digital Camera Service Manual

Ver. 1.2 2007.06

3-3. POWER BLOCK DIAGRAM

MC-181 FLEXIBLE SY-176 BOARD
BOARD
CN702
ACV_UNREG
CN001
MULTI
CONNECTOR
BATT/XEXT
BATT/XEXT
21
19
SW-498 BOARD RL-074 FLEXIBLE
BOARD (1/2) CN705
(1/2)
(1/2)
D001 2
AE/AF LOCK/
D002
SELF-TIMER
(POWER)
CN003
(1/2)
D_3.2V
14
S002
XPOWER_ON
POWER 3
D002
FLASH CHARGING/
RECORD
BT001 VL_3V
6 12
LITHIUM
RECHARGEABLE
BATTERY
CN703
MEMORY
9
STICK
DUO PRO
CHARGE_V
CHARGE_V
+
(LND704)
BH001
BATT_SIG
BATTERY S
(LND703)
TERMINAL
REG_GND
-
(LND702)
08
DSC-W55_L2
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
F001
ACV_UNREG
ST_UNREG
UNREG
F002
D_3.2V
Q001, Q002
D003
D001
D_3.2V
MS_VCC
V1
MS_PWR_ON
T25
XACV_IN
V25
BATT_SENS
K25
IC101
IC101_0_SI, IC101_0_SO,
XIC101_0_SCK
CAMERA
DSP,
Q102
CPU,
XCS_DD
LENS W23
BATTERY
AB25
CONTROL,
CHARGE
DETECT MODE
CONTROL,
IC102
XPWR_OFF
FRONT
AA23
(2/6)
CONTROL
(2/6)
4 3 AA26
L102
D_1.2V
D_1.8V
A_3.2V
AU_3.0V
L101
D_3.2V
VIDEO_VCC
G26
IC001
DC/DC CONVERTER
(6/6)
J1 UNREG1-1
F003
L004
K1 UNREG1-2
LX3 E10
J6
UNREG2-1
K6
UNREG2-2
D005
BL_H
A1 PWR1-1 VO3 E9
B1 PWR1-2
BL_L
VL3 F9
C2 PWR1-3
D10 PWR2
VO1-1 F1
VO1-2 F2
B8 RTCBAT
VFB1 H2
D004
LDO1
H1
XPOWER_ON
XPWRON1
C7
LDO2IN B3
LDO2 A3
LDO3IN B2
LDO3 A2
L002
LX2 C10
VFB2 D8
L001
MS_VCC
G2
MS_PWR MS_PWR_IN G1
L006
D3
MS_PWR_ON
Q003
BG4 G9 DC CONTROL
TG4 F10
PSG4 G8
VFB4 F7
VREF6 G6
VFB6 H7
UNREGMON
D4
Q006
GT6 H6 SWITCHING
L007
SCLK
PWR56OUT1 J7
SI
PWR56OUT2 K7
SO
LX5-1 J9
A6 CE
LX5-2 J10
LX5-3 K9
D008
LX5-4 K10
B7 XPWROFF
VFB5 H9
L601
FB107
3-3E
ST-134 FLEXIBLE
BOARD
CN704
ST_UNREG
ST_5V
13
D_3.2V
18
CN901
D_3.2V
L901
M_5V
L902
CN705
BL_H (2/2)
BL_L
D_3.2V
IC601
2.9V REG
(5/6)
L003
AU_3.0V
VIN VOUT 3
4
M_5V
A_3.2V
D_1.8V
CAM_2.9V
D_1.2V
Q004, Q005
M_5V
IC401
SWITCHING
LENS DRIVE,
MOTOR DRIVER
(3/6)
CAM_ - 7.5V
CAM_12V
256M SDRAM,
64M SUPER AND
D_1.2V
AUTHENTICATE
A_3.2V
AU_3.0V
D601
D_3.2V
D_3.2V
ST-133 BOARD
T001
CN001
D002
L001
FLASH
8
IC001
13
D003
FLASH CONTROL,
SELF-TIMER/
CHARGE CONTROL
AF ILLUMINATOR
LCD901
LCD UNIT
2.5 INCH
DIGITAL
LCD
MONITOR
25
LCD
BACKLIGHT
CN003(2/2)
(LND002)
BL_H
23
1
(LND001)
BL_L
21 2
RL-074 FLEXIBLE SW-498 BOARD
BOARD (2/2) (2/2)
IC603
AUDIO AMP
(5/6)
LENS BLOCK
CN401
Z_BOX1_PI_SENS_VCC
1
ZOOM
Z_BOX2_PI_SENS_VCC
4
RESET
Z_PI_SENS_VCC
SENSOR
28
FOCUS
F_PI_SENS_VCC
25 RESET
SENSOR
D_3.2V L304
L305
FB309
IC301
CCD SIGNAL
L303
CAM_2.9V
PROCESS,
TIMING GENERATOR
FB307
(1/6)
CAM_ - 7.5V
FB308
CAM_12V
CD-604 FLEXIBLE BOARD
IC202
CN301
L301
CAM_12V
12
IC002
FB301
(4/6)
CAM_ - 7.5V CCD IMAGER
36
IC103
IC001
BATTERY
BUFFER
(2/6)
IC602
VIDEO AMP
(5/6)
UNIT