Read Sony DSC-W90 (serv.man2) Service Manual online
3-4E
DSC-W90_L2
3-4. POWER BLOCK DIAGRAM (2/2)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
Vin
Vout
XACV_IN
IC_211_1_SI
IC_211_1_SO
XIC_211_1_SCK
XCS_IC_201
13V REG
(1/11)
IC305
LENS DRIVE
(2/11)
IC401
5
4
1.5V REG
(3/11)
IC502
CLOCK
GENERATOR
(9/11)
IC202
AUDIO AMP
(7/11)
IC603
VIDEO AMP
(7/11)
IC602
B2
B1
2.8V REG
(7/11)
IC601
Z_PI_SENS_Vcc
MAX_5.0V
A_3.0V
D_3.0V
CN402
F_PI_SENS_Vcc
LENS BLOCK
FOCUS
RESET
SENSOR
ZOOM
FG
ZOOM
RESET
SENSOR
ST-160 BOARD
CN701
CN001
D001
ST_UNREG
ST_UNREG
T001
FLASH
UNIT
L001
FLASH CONTROL,
CHARGE CONTROL
IC001
TI_5.0V
AF_5.0V
D002
SELF-TIMER/
AF ILLUMINATOR
CAM_12V
CAM_-7.5V
CAM_12V
CAM_-7.5V
CAM_3.5V
CAM_3.5V
D_3.0V
XDD_SYS_RST
XZM_RST_LED
XZM_RST_LED
CN301
8.1M
CCD IMAGER
IC003
BUFFER
IC004
CD-694 FLEXIBLE
BOARD
BOARD
1
9
SW-494 BOARD
2.5INCH
COLOR
LCD
LCD901
LCD MODULE
BACKLIGHT
CN713
CN708
CN707
CN001
BL_L
BL_H
9
1
3
10
RL-071/078 BOARD
CN101
3
3
5
8
D101
(POWER)
D706
(MS ACCESS)
37
31
32
18
3
12
12
11
1, 2
3
12
11
1, 2
BL_L
BL_H
BL_L
BL_H
3
4
D_3.0V
5
10
XPWR_ON
3
D_3.0V
RESET Z
PVDD
VDD
VDDD
D_3.0V
D_3.0V
D_1.8V
D_1.8V
POWER
S102
XDIRECT_PB
5
S003
BT001
LITHIUM
BATTERY
VL_3V
VL_3V
XAF_LED
MAX_5.0V
MAX_5.0V
TI_5.0V
TI_5.0V
D_3.0V
D_1.8V
MAX_5.0V
TI_5.0V
AFLED_CONT
IC503
OPTICAL
IMAGE
STABILIZATION
DRIVE
(3/11)
IC211
CPU
(4/11)
(5/11)
(6/11)
(5/11)
(6/11)
SE501
IC506
PITCH/YAW
SENSOR AMP
(3/11)
SE502
PITCH
SENSOR
YAW
SENSOR
AF LED
DRIVE
Q710
AF LED
CONTROL
Q704
42
21
Z_BOX1_PI_SENS_Vcc
27
Z_BOX2_PI_SENS_Vcc
25
TPU2_OUT G15
GPE_03 J8
L303
L701
L241
D601
R601
R723
L302
FB302
FB303
FB305
FB281
CCD SIGNAL
PROCESS,
TIMING GENERATOR
(1/11)
Q304
-7.5V
-7.5V
DISCHARGE
IC304
3.5V REG
(1/11)
IC307
Vin
Vcont
A2
B2
RESET
D10
Vout B1
2.3V REG
(1/11)
IC306
2.8V REG
(1/11)
IC308
6
4
TI_5.0V
DDC2P9_EN
2.8V REG
(3/11)
IC501
A_3.0V
D_1.8V
D_3.0V
MAX_5.0V
XDD_SYS_RST
XDD_SYS_RST
XDD_SYS_RST
XIC_211_IC_503_RST
Vin
Vcont
A2
B2
Vout B1
Vin
Vout
B2
B1
Vin
Vout
XDL
A6
GPE_09
H10
RESET_N
A7
A_3.0V
Q305
2.8V/3.5V
DISCHARGE
D_1.2V
SY-169 BOARD (2/2)
05
A_3.0V
DDR_1.8V
D_1.8V
D_1.8V
R253
FB282
FB283
L211
D_3.0V
D_3.0V
AU_AVCC
GPE_00
G8
XRESET_REQ
XPWR_OFF
XIC_211_RST_REQ
W12
XRESET
AB18
GPE_05
K8
SIO1_RXD
G18
SIO1_TXD
B24
SIO1_SCK
H18
GPS_04
W20
POWER (1/2)
(PAGE 3-3)
C
POWER (1/2)
(PAGE 3-3)
B
POWER (1/2)
(PAGE 3-3)
G
GPE_15
MS_PWR_ON
T7
POWER (1/2)
(PAGE 3-3)
F
POWER (1/2)
(PAGE 3-3)
A
POWER (1/2)
(PAGE 3-3)
E
POWER (1/2)
(PAGE 3-3)
D
D_1.2V
ST_UNREG
D_3.0V
A_3.0V
CAM_-7.5V
CAM_12V
BL_H
BL_L
MAX_5.0V
DDR_1.8V
VL_3V
D_1.8V
TI_5.0V
A_3.0V
FB702
FB306
D001
AE/AF LOCK/
SELF-TIMER
D002
FLASH CHARGING/
RECORD
Q401
R402
R401
R412
R411
B+ SWITCH
B2
B1
Vin
Vout
Vin
Vout
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