3-9
DSLR-A900_L2
3-9. POWER BLOCK DIAGRAM (3/6)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
MAIN CPU
(16/26)
IC4001
B1 PF0/KEY16/DREQ0
T15 P40/CS0/KEY24
REAL TIME
CLOCK
(16/26)
IC4004
ANTI-SHAKE
ANALOG MASTER
(20/26)
IC4301
ANTI-SHAKE
CONTROLLER,
SUB CPU
(19/26)
IC4201
ANTI-SHAKE
DRIVE
(21/26)
PITCH
SENSOR
SE5701
IC4801
HALL
ELEMENT
IC7501
AF CCD
IC5801
32K EEPROM
(16/26)
IC4003
Q4002
Q4708
VOLTAGE
DETECT
Q4301
B+ SWITCH
Q4701
B+ SWITCH
Q4201
LED DRIVE
Q4802, Q4804
LIMITER
AS_5.0V
IC_4001_6.0V
IC_4001_6.0V
UNREG+6.0V
UNREG+6.0V
VREF_CAM
AFCCD_POWER_ON
IC_4001_3.3V_POWER_ON
XAS_RESET_BUFFERED
XRTC_DET_RESET
LCD_VDD
LI_CHARGE_CTRL
VREF_CAM
VREF_CAM
CA_UNREG
EVER_3.3V
IC_4001_3.3V
EVER_3.3V
IC_4001_3.3V
AS_5.9V
IC_4001_3.3V
IC_4001_3.3V
AS_5.9V
IC_4001_6.0V
UNREG+6.0V
EVER_3.3V
IC_4001_3.3V
AS_5.9V
Q4805, Q4806
LIMITER
DV5_HALL
VBRA5
GVCCO_COM
GY_VCC
YAW
SENSOR
SE5702
EVER_3.3V
EVER_1.5V
EVER_1.5V
VREF_CAM
IC_4001_2.5V
BATT_AD_IN
BATT_CHK_CTRL
XPOWER_SW
A6 DA0
DA_OUT_AF_PI
A8 DA1
DA_OUT_IRIS_PI
P17 RESET
XCA_RESET
XCA_RESET
H14 TRST
TRST
XCA_RESET
TRST
EVER_3.3V
XCA_RESET
M16
PG4/TBD4
XAS_RESET
M17 PG5/TPD2
XIMG_RESET
XIMG_RESET_OUT
T5 P06/D6/AD6
LENS_PWR_ON
B16 PA7/TB2IN1
LENS_PWR_ON_SSM
U5 P07/D7/AD7
LENS_LOGIC_PWR_ON
P5 P05/D5/AD5
LENS_PWR_ON_LOW
F5 P90/TB6OUT
IMG_1.2V_POWER_ON
F4 P91/TB7OUT
IMG_1.8V_POWER_ON
U15 P41/CS1/KEY25
IMG_3.3V_POWER_ON
L16
PG1/TPD1
B9 PD4/TBCOUT
FOCUS_POS_LED_PWM
U9 P25/A21/A5/TB4IN1
AF_ASSIST_LED_ON
T9 P24/A20/A4/TB4IN0
AF_ASSIST_LED_H
C1 PF2/KEY18/DREQ4
XLENS_RELEASE_SW
XLENS_RELEASE_SW_IMG
XDC_JACK_SENSE
T16 P42/CS2/KEY26
DD_ON
L14 PG0/TPD0
T14 P66/A14/TB4OUT
P65/A13/SCLK1/CTS1
E5 P72/AN2
IC_4001_3.3V_POWER_ON
N17 PG7/TPD7
DD_ON_2
U16 P43/CS3/KEY27
CS_DD
G2 P95/SCLK2/CTS2
IC_4001_SCK
G5 P93/TXD2
IC_4001_SO
D4003
D4002
R4053
R4736
R4717
BT901
(LITHIUM BATTERY)
F8
PSPWR
E3
GVCCO
109 P12/INT2
20
P44/TOT0
110
P13/INT3
90 INIT
7 P34/ZIN0
SLANT
SENSOR
PH4201
R4204
HORIZONTAL/VERTICAL
POSITION DETECT
AM-015 BOARD (2/5)
HOL-005 FLEXIBLE BOARD
AF-117 FLEXIBLE BOARD
AP-032 FLEXIBLE
BOARD
AFM-003 FLEXIBLE
BOARD
GY-009 FLEXIBLE BOARD
7
REMOTE
SENSOR
IC5701
13
CN4517
CN6101
CN4512
R4530
R7305
CN4515
1, 12
Vdc1
AFCCD_9.2V
11
Vdc2
AFCCD_8.0V
17
Vref
AFCCD_3.3V
13
Vcc5a
AFCCD_5.0V
18
Vcc5d
10
CN4504
DISPLAY PANEL DRIVE
(2/2)
IC7301
EVER_3.3V
LCD_VDD
TOP-004 FLEXIBLE BOARD
16
6
CN4523
5.0V REG
(23/26)
IC4710
VIN
1
3
CTRL
4
VOUT
9.2V REG
(23/26)
IC4705
VIN
1
4
CTRL
5
VOUT
8.0V REG
(23/26)
IC4708
VIN
1
4
CTRL
5
VOUT
5.0V REG
(23/26)
IC4703
VIN
1
3
CTRL
4
VOUT
IRIS_PI_C
APERTURE
MOTOR
ROTATION
DETECT
PH6201
11
VDA1
IRIS_PI_A
12
5
4
2.5V REG
(23/26)
IC4702
VDD
1
3
CE
4
VOUT
POWER (2/6)
(PAGE 3-8)
N
POWER (2/6)
(PAGE 3-8)
D
POWER (2/6)
(PAGE 3-8)
P
POWER (2/6)
(PAGE 3-8)
C
POWER (2/6)
(PAGE 3-8)
R
POWER (2/6)
(PAGE 3-8)
J
POWER (5/6)
(PAGE 3-11)
U
POWER (5/6)
(PAGE 3-11)
V
POWER (2/6)
(PAGE 3-8)
X
POWER (4/6)
(PAGE 3-10)
T
POWER (2/6)
(PAGE 3-8)
H
POWER (2/6)
(PAGE 3-8)
M
D4506
05
CN4513
2
1
7
CPC
(For Check)
DUMMY_LOAD_CTRL
Q4704
DUMMY LOAD
SWITCH
P14
D7301
DISPLAY PANEL
BACKLIGHT
VDCC 4
D4704
Q4801