Read Sony DSC-TX55 Service Manual online
DSC-TX55_L3
4-2E
4-2. POWER BLOCK DIAGRAM
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
USB_CHG_EN
USB_CUR_LIM
USB_VBUS_ IC_211
XUSB_PWR_EN
XUSB_OK
CLOCK GENERATOR
(4/9)
SY-297 BOARD
ACV_UNREG
CN701
D301
BATT_SIG
BATT_SIG
BATT_UNREG
TB701
TB703
TB702
BATT_UNREG
USB_VBUS
XPWR_ON
XPWR_ON
EVER_VDD
BATT
ST_UNREG
REG_UNREG
Q055
UNREG SWITCH
D053
MULTI
CONNECTOR
6
2,
4
7
10
SYS
OUT
A1,
B1
A2,
B2,
C2
PROGRAMMABLE BATTERY CHARGER
(2/9)
IC051
DC/DC CONVERTER
(1/9)
IC001
IN
IN
OUT
VBUS OVER
CURRENT DETECT
(2/9)
IC056
F001
C1,
C2
A4,
B4
A1,
A2,B2,
A3,
B1
F053
F052
PVCC3
A4
LX3 A5
IN3(FB_3) B4
LDOEN D5
PVCC2
D1
PVCC6
F8
MINE6
E7
PVCC7
H5
VCC(Unreg)
E3
MINE8
G3
PVCC1
A3
PVCC4
E8
L001
LX2 C1
IN2(FB_2) D2
L003
Vdd
4
Vout
A_1.1V
DD_3.1V
1
1.1V REG
(1/9)
IC003
IC052
CE
3
PSW1P8
B4
VDD3
LDO1P8
LDO1P2
LDO1P2
A3
C4
C1
C4
C1
XMASK
UNREG
UNREG
PSW1P2
VDD5
A4
C2
C2
B1
A1
DD_1.2V
LX1 A2
IN1(FB_1) B3
L002
DD_3.1V_IN
L800
D_VID
VIN2
(BKUP_LDO_VIN)
D3
XSYS_RESET
E5
RESET_N
E8
XRESET_REQ
D7
MS_PWR_ON
B6
AUX_PWR_ON
B5
XCTL
XSYS_RESET
XRESET_REQ
XRESET_REQ
XWAKE
DD_3.1V
B2
ADC0_IN0
A18
VOUT2
(BKUP_LDO_VOUT)
C3
EVER_VDD
BACKUP_VDD
VO4 B7
IN4(FB_4) C7
AUX_PSW A7
MS_PSW A8
DD_3.1V
A_3.1V
DD_1.8V
A_1.8V
LX5
H1
PSWOUT5 F1
L005
VDD
4
VOUT
HDMI_5.0V
HDMI_5V_ON
1
5.0V REG
(1/9)
IC004
CPU, CAMERA DSP,
AV SIGNAL PROCESS,
LENS CONTROL,
MODE CONTROL,
HDMI PROCESS
(4/9 - 6/9)
IC211
CE
3
VDD
4
Vout 1
2.8V REG
(7/9)
YAW/PITCH
SENSOR
(7/9)
SE401
PANEL
OPEN/CLOSE
DETECT
SE101
(3/9)
IC_401_2.8V
DD_3.1V
DD_1.2V
MT_5.2V
IC404
IC213
OIS DRIVE,
IRIS/ZOOM/FOCUS
MOTOR DRIVE
(7/9)
IC401
CE
3
MT_5.2V
MS_VCC
MS_VCC
EXT_VCC
EXT_VCC
EXT_VCC
D001
USB_CUR_LIM
TPU5_OUT
AC9
USB_CHG_EN
BATT_SIG
USB_CHG_EN
AE16
USB_VBUS
11
3
16
17
RL-114 FLEXIBLE BOARD
CN716
S002
ON/OFF
XPWR_ON
XPWR_ON
MT_5.2V
BACKUP_VDD
DD_3.1V
12
CN001
CD-829 FLEXIBLE BOARD
HD-044
FLEXIBLE
BOARD
CMOS IMAGER
CP1001
CN715
CN802
DD_3.1V
XSYS_RESET
D_LGC_1.2V
IO_1.8V
2.9V REG
CE
VDD Vout
A_2.9V
A_3.1V
LDO_CONT
IC001
4
3,
6
7,
10
25,
26
DD_1.2V
A_3.1V
47
48,
45
59,
60
57,
58
41,
44
25,
26
1
4
3
CN803
8
15
MEMORY
CARD SLOT
CN403
1
18
Z_PI_A
F_PI_A
F_PI_A
TOUCH PANEL
3.5 INCH
ORGANIC
EL PANEL
EL901
(DISPLAY MODULE)
DDR_1.8V
DDR_1.2V
DDR_1.2V
CN717
CN101
+5VPower
CN102
HDMI_5.0V
LVDS_1.8V
15
50
14
CN801
1
DD_1.8V
DD_1.8V
49
48
L803
LENS
BLOCK
HDMI
DDR_1.2V
DDR_1.8V
DDR_1.8V
EXT_VCC
D_VID
FB001
XUSB_OK
EVER_VDD
XPWR_ON2
G3
XPWR_ON4
F4
XPWR_ON1
E3
FRONT CONTROL,
AUDIO AMP
(3/9)
IC101
BACKUP_VDD
DD_1.8V
DD_3.1V
DD_3.1V
IC_401_2.8V
BATT_UNREG
REG_UNREG
XPWR_OFF
D4
BACKUP_VDD D3
UNREG_MON
F2
XPWR_OFF
BATT_SENS
XSYS_RESET C3
XSYS_RESET
XWAKE F1
XWAKE
ACV_DET C2
ACV_DET
EN D3
SUSP D2
USB1/5 B3
TH051
THERM D1
C1
XUSB_PWR_EN
BEEP_PWM_P
J22
USB_VBUS_IC_211
AE20
GPIO_SB_1
F25
ADC0_IN9
H15
GPIO_S_6 G23
MS_PWR_ON
FRC_RTG_IN1 AD4
SD_PWR_ON
FRC_RTG_OUT2 AD5
HDMI_5V_ON
XRESET_REQ AH3
XRESET_REQ
XRESET AF4
XSYS_RESET
08
D703
(MS ACCESS)
DD_3.1V
ELVDD
EL_ON
ELVSS
ELVDD
EL_ON
ELVSS
XSYS_RESET
VBUS_CHG_LED
VIN_P
12
VMID 3
VO2 9
S_WIRE 7
DC/DC CONVERTER
(9/9)
IC800
VIN_A
11
LX1
1
LDO_EN
VO5 G1
IN5(FB_5) G2
VO_5V
DD_3.1V
M_5.0V
VBUS_CHG_LED
DD_3.1V
DD_1.8V
DD_1.2V
A_3.1V
A_1.8V
A_1.1V
DD_3.1V
LDO_EN
USB SWITCH
(2/9)
2 2
19
1,
2
FLASH UNIT
CN710
C901
+
ST_UNREG
CHARGING
CAPACITOR
3 AXIS
ACCELERATION
SENSOR
(9/9)
SE801
D003
(POWER/CHARGE)
D004
SELF-TIMER,
SMILE SHUTTER,
AF ILLUMINATOR
VL 3V
Q057
USB CURRENT LIMIT SWITCH
Q056
USB SWITCH
IC008
DC/DC
CONVERTER
(1/9)
BT001
LITHIUM
BATTERY
BATTERY
TERMINAL
XPWR_ON
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