Sony DSC-T77 Service Manual page 32

3-4. POWER BLOCK DIAGRAM (2/2)
SY-207 BOARD (2/2)
D_1.25V
D_3.1V
M_5.0V
ST_UNREG
CAM_13V
CAM_-7.5V
BL_H
BL_L
CAM_3.5V CAM_3.5V
D_1.85V D_1.85V
D_3.1V D_3.1V
M_5.0V M_5.0V
E
A_3.1V
POWER (1/2)
(PAGE 3-3)
D_3.1V
D_1.85V
A_3.1V
A_3.1V
D_1.25V
DDR_1.8V
USB_3.2V
POWER (1/2)
(PAGE 3-3)
POWER (1/2)
(PAGE 3-3)
POWER (1/2)
(PAGE 3-3)
DSC-T77_L2
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
IC503
OPTICAL IMAGE
D_1.25V
STABILIZATION DRIVE,
LENS DRIVE,
D_3.1V
IRIS MOTOR DRIVER,
M_5.0V FOCUS MOTOR DRIVER,
ZOOM MOTOR DRIVER
(7/9)
A
XDD_SYS_RST
E8 RESET_N
XIC_211_IC_503_RST
POWER (1/2) E7 XDL
(PAGE 3-3)
XDD_SYS_RST
AU_AVCC
D_3.1V
H10 GPE_09 D_3.1V
AB18 XRESET
IC211
CPU,
IC602
CAMERA DSP,
AV SIGNAL PROCESS,
2.8V REG (8/9)
D_3.1V
LENS CONTROL,
AU_AVCC
D_1.85V
4 VDD VOUT 1 MODE CONTROL
(3/9, 4/9, 5/9)
R253
L241
R254
D_1.25V
DDR_1.8V
USB_3.2V
B XIC_211_RST_REQ
W12 XRESET_REQ
XPWR_OFF
G8 GPE_00
XACV_IN
K8 GPE_05
C
IC_211_1_SI
G18 SIO1_RXD
IC_211_1_SO
B24 SIO1_TXD
XIC_211_1_SCK
H18 SIO1_SCK
XCS_IC_201
W20 GPS_04
D
MS_PWR_ON
T7 GPE_15
SE510
PITCH/YAW
SENSOR
IC507
A_3.1V
2.8V REG
(7/9)
XDD_SYS_RST
D_1.85V
D_3.1V
IC_503_2.8V
CAM_3.5V
D_1.85V
D_3.1V
M_5.0V
IC601
AUDIO/VIDEO
AMP
L601
(8/9)
D706
(MS ACCESS)
X201
38MHz
2 ICLK
IC202
CLOCK
GENERATOR
(2/9)
D_1.85V
D_3.1V
IC303
1.8V REG
(6/9)
IC305
2.8V REG
(6/9)
IC_503_2.8V
XDD_SYS_RST
D_3.1V
IC_503_2.8V IC_503_2.8V
3-4E
CN709
XDD_SYS_RST
3
L701
D_1.85V
22
L702
D_3.1V
23
BL_L BL_L
44
BL_H BL_H
45
ST-199 FLEXIBLE
BOARD (2/2)
CN701(2/2)
ST_UNREG ST_UNREG ST_UNREG
D_3.1V D_3.1V
14
M_5.0V AF_ANODE
8
L302
CAM_13V
L301
CAM_-7.5V
FB304 FB303
CAM_3.5V
FB302
FB301
2.3V REG
IC302
(6/9)
1 CE
HVDD1/2/3
VDD VOUT
4 3
IC304
CCD SIGNAL
PROCESS,
1
Vcont
TIMING GENERATOR
TGVDD
Vout 4
(6/9)
6 Vin
R572
CCDVDD
4 VDD VOUT 1
R573
E3 RESET
PITCH/YAW
SENSOR AMP
LCD901
3.0 inch
COLOR
LCD MONITOR
LCD
BACKLIGHT
T001
FL001
D003
L001
(FL61210)
FLASH
UNIT
+ +
C902
( CHARGING )
CAPACITOR
C901
( )
CHARGING
D004
CAPACITOR
AF ILLUMINATOR/
SELF-TIMER
IC001
FLASH CONTROL,
CHARGE CONTROL
CD-743 FLEXIBLE
BOARD
CN301
CAM_13V CAM_13V
14
IC001
CCD IMAGER
CAM_-7.5V CAM_-7.5V
12
IC002
HIGH SPEED
BUFFER AMP
LENS BLOCK
CN501
ZOOM
Z_PI_A
29 RESET
SENSOR
FOCUS
F_PI_A
21 RESET
SENSOR
IC506
(7/9)