Read Sony DSC-T77 (serv.man2) Service Manual online
3-4E
DSC-T77_L2
3-4. POWER BLOCK DIAGRAM (2/2)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
XACV_IN
IC_211_1_SI
IC_211_1_SO
XIC_211_1_SCK
XCS_IC_201
IC506
CLOCK
GENERATOR
(2/9)
IC202
AUDIO/VIDEO
AMP
(8/9)
(8/9)
IC601
Z_PI_A
D_3.1V
CN501
F_PI_A
LENS BLOCK
FOCUS
RESET
SENSOR
ZOOM
RESET
SENSOR
ST-199 FLEXIBLE
BOARD (2/2)
CN701(2/2)
D003
ST_UNREG
ST_UNREG
ST_UNREG
T001
FL001
(FL61210)
FLASH
UNIT
L001
FLASH CONTROL,
CHARGE CONTROL
IC001
M_5.0V
AF_ANODE
D_3.1V
D_3.1V
D004
CAM_13V
CAM_-7.5V
CAM_13V
CAM_-7.5V
CAM_13V
CAM_-7.5V
CAM_3.5V
HVDD1/2/3
D_3.1V
XDD_SYS_RST
IC_503_2.8V
IC_503_2.8V
IC_503_2.8V
A_3.1V
CN301
CCD IMAGER
IC001
HIGH SPEED
BUFFER AMP
IC002
CD-743 FLEXIBLE
BOARD
BOARD
14
12
3.0 inch
COLOR
LCD MONITOR
LCD901
LCD
BACKLIGHT
CN709
D706
(MS ACCESS)
3
22
23
14
8
6, 7
BL_H
BL_L
BL_H
BL_L
44
45
XDD_SYS_RST
D_3.1V
D_1.85V
D_3.1V
D_3.1V
D_1.85V
D_1.85V
M_5.0V
D_3.1V
D_1.85V
M_5.0V
IC503
(7/9)
IC211
29
R572
R573
21
L302
L702
L701
L241
L601
L301
FB304
FB303
FB301
TGVDD
FB302
D_1.85V
CCD SIGNAL
PROCESS,
TIMING GENERATOR
(6/9)
IC304
RESET
E3
2.3V REG
(6/9)
IC302
4
3
1.8V REG
(6/9)
IC303
6 Vin
VDD
Vout
VOUT
4
D_3.1V
M_5.0V
XDD_SYS_RST
XDD_SYS_RST
XDD_SYS_RST
XIC_211_IC_503_RST
2.8V REG (8/9)
IC602
VDD
4
VOUT 1
XDL
E7
GPE_09
H10
RESET_N
IC_503_2.8V
E8
1 CE
CCDVDD
2.8V REG
(6/9)
IC305
4 VDD
1
1
D_1.25V
D_1.25V
D_3.1V
M_5.0V
D_1.25V
SY-207 BOARD (2/2)
A_3.1V
DDR_1.8V
D_1.85V
D_1.85V
R253
USB_3.2V
USB_3.2V
D_3.1V
D_3.1V
D_3.1V
D_3.1V
R254
AU_AVCC
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)
B
POWER (1/2)
(PAGE 3-3)
E
GPE_15
MS_PWR_ON
T7
POWER (1/2)
(PAGE 3-3)
D
POWER (1/2)
(PAGE 3-3)
A
POWER (1/2)
(PAGE 3-3)
C
D_1.25V
ST_UNREG
D_3.1V
A_3.1V
A_3.1V
CAM_-7.5V
CAM_13V
BL_H
BL_L
M_5.0V
CAM_3.5V
CAM_3.5V
CAM_3.5V
DDR_1.8V
D_1.85V
PITCH/YAW
SENSOR AMP
(7/9)
X201
38MHz
CPU,
CAMERA DSP,
AV SIGNAL PROCESS,
LENS CONTROL,
MODE CONTROL
(3/9, 4/9, 5/9)
2.8V REG
PITCH/YAW
SENSOR
(7/9)
IC507
SE510
Vcont
VOUT
OPTICAL IMAGE
STABILIZATION DRIVE,
LENS DRIVE,
IRIS MOTOR DRIVER,
FOCUS MOTOR DRIVER,
ZOOM MOTOR DRIVER
ICLK
2
AF ILLUMINATOR/
SELF-TIMER
+
C902
CHARGING
CAPACITOR
( )
+
C901
CHARGING
CAPACITOR
( )
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