Sony DSC-H20 Service Manual page 22

3-3. POWER BLOCK DIAGRAM (1/2)
SY-224 BOARD (1/2)
ACV_UNREG
CN702
MULTI
XACV_DET
CONNECTOR
12
D001
D002
CHARGE_V (CFG6)
1
BT-051
FLEXIBLE
BOARD
BT900
LITHIUM
BATTERY
CN703
VL_3V
2
BT901
BATTERY
TERMINAL
IC204
BATTERY
BATT_UNREG
+ DETECTOR
(7/9)
BATT_SIG
S 8 E4 TXRX P144_SOA0 D5
P143_SIA0 C5
P142_XSCKA0 B5
–
P120_INTP0
XRESET B2
D_3.2V
POWER (2/2)
(PAGE 3-4)
POWER (2/2)
(PAGE 3-4)
D_3.2V
05
DSC-H20_L2
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
F002
F001
Q001, Q002
DC/DC CONVERTER, FRONT CONTROL (8/9)
L10 UNREG
H10 BACKUP_VCC
H9 MS_PWR_ON
L9 EVER_CP_VIN
L7 DDC1P2_VIN1
R732, R733
K6 DDC1P2_VIN2
L4 DDC1P8_VIN1
K3 DDC1P8_VIN2
XACV_IN
C
POWER (2/2)
(PAGE 3-4)
IC_204_SI
C1 DDC2P9_VIN1
IC_204_SO
C2 DDC2P9_VIN2
XIC_204_SCK
XCS_IC_204
B1
XDD_SYS_RST
C9 DDC5_LX_1
L007
C10 DDC5_LX_2
C11 DDC5_LX_3
H1 DDC12_PIN
A
XDD_SYS_RST
J8 XSYS_RESET
MS_PWR_ON
BB_SI
J10 SO
BB_SO
K11 SI
B
XBB_SCK
H4 SCLK
XCS_DD
H8 XCE
XRESET_REQ
F9 XRESET_REQ
XPWR_OFF
F10 XPWR_OFF
BATT_SENS
J7 UNREG_MON
IC001
XDIRECT_PB
XPWR_ON3 D10
D
XPWR_ON
XPWR_ON1 D9
POWER (2/2)
(PAGE 3-4)
MS_PSW_VOUT B6
L006
DDC1P2_LX1 L6
DDC1P2_LX2 K5
DDC1P2_FB H3
L005
DDC1P8_LX1 L3
DDC1P8_LX2 K1
DDC1P8_FB J3
Q005
LDO1P8_VOUT J6
DDC1P8_PSW_EN F3
DDC2P9_VOUT1 B5
DDC2P9_VOUT2 A4
DDC2P9_FB C5
LDO3P4_VOUT A8
XDDC5_PSW_EN G9
DDC5_VOUT1 B9
DDC5_VOUT2 A9
DDC5_FB C8
AVDD5 B8
D006
DDCM7P5_LX F1
DDCM7P5_FB G2
DDCM7P5_VIN G1
DDCM7P5_DISCHARGE E2 Q004
L003
DDC12_POUT H2
D005
DDC12_LX J1
DDC12_FB G3
L001 F003
DDCBL_LX D1
D004
DDCBL_FB C3
DDCBL_VL D4
XWAKE J4
IC303
1
2.3V REG
CE
(1/9)
4 VDD VOUT 3
3-3
FP-1072
FLEXIBLE
BOARD
CN704
XDIRECT_PB
4
D_3.2V
22
MS_VCC
20
MS_VCC
ST_UNREG
D_1.25V
D_1.85V
DDR_1.85V
D_3.2V
L008
A_3.2V
CAM_3.5V
E
M_5.0V
B+ SWITCH
POWER (2/2)
Q006
(PAGE 3-4)
CAM_-7.5V
CAM_13V
CAM_2.3V
BL_H
BL_L
Q007
D_3.2V
SW-548 BOARD
CN001
S006
24
R011
6
D001
CN002
(MS ACCESS)
MEMORY
8 9
STICK
DUO