Sony Cyber-Shot DSC-W90 Service Manual page 27

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