Sony DSLR-A500 Service Manual page 9

4-7. POWER BLOCK DIAGRAM (3/6)
AM-019 BOARD (3/5)
BL_A
D_3.15V
D_1.8V_1
IC1004
SDRAM
(4/21)
512M: A500
1G: A550
IC1003
SDRAM
(4/21)
512M: A500
1G: A550
IC3005
3.1V REG
(9/21)
R3043
4 VDD VOUT 3
1 CE
AS_7.0V
EVER_4.5V
E
POWER (1/6)
(PAGE 4-5)
EVER_3.15V
IC3501
EVER_3.15V
BATTERY
DETECTOR
(16/21)
E4 Tx/Rx RESET
IC3502
EVER_3.15V
BATTERY
DETECTOR
(16/21)
E4 Tx/Rx RESET
4.0V DETECT
IC3201
(10/21)
UNREG_CAM
5 VDD VOUT
2.7V DETECT
IC3202
(10/21)
EVER_3.15V
5 VDD VOUT
UNREG_DRV
A
BATT_IB_1
POWER (1/6)
(PAGE 4-5)
BATT_IB_2
05
DSLR-A500/A550_L3
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
BL_A
D_3.15V
D_1.8V_1
IC1302
HDMI
TRANSMITTER
L1301
(8/21)
L1801
IC1005
128M FLASH
(4/21)
T
XOR_EMC_RESET
F-RST F4
POWER (4/6)
F-WP E4
(PAGE 4-8)
L
CAM_VREF
POWER (2/6)
(PAGE 4-6)
CAM_VREF
IC3203
ANTI-SHAKE
CONTROLLER,
SUB CPU
(10/21)
XANMS_RESET
P46/TOT2 J2
INIT B12
XAS_RESET
B2
W
UNREG_DVR
(BATTCHK_UNREG)
POWER (2/6)
(PAGE 4-6)
XAS_RESET
B2
XAS_RESET
P
POWER (2/6)
(PAGE 4-6)
D3201
XCA_RESET
1
1
CAM_3.15V CAM_3.15V
K
CAM_3.15V
POWER (2/6)
(PAGE 4-6)
A550
IC1801
R
SERIALIZER XRESET_OR
(7/21)
POWER (4/6)
(PAGE 4-8)
S
CAM_3.15V
POWER (4/6)
(PAGE 4-8)
PH3001
HORIZONTAL/VERTICAL
POSITION DETECT
SLANT
SENSOR
R3044
Q3001
EVER_3.15V
B+ SWITCH
M
CAM_ON
POWER (2/6)
(PAGE 4-6)
EVER_3.15V
EVER_4.5V
GYROREG
AS_7.0V
IC3301
ANTI-SHAKE
DRIVE
EVER_3.15V
(11/21)
CAM_VREF
61 VREF
HALLREG
Q3301, Q3302
B+ SWITCH
XANMS_RESET
41 RESETB
IC3403
5.5V REG
(14/21)
SH_COM
3 VIN VOUT 1
EN1 16
EN2 12
IC3401
UNREG_DRV
EVER_3.15V AF/APERTURE
MOTOR DRIVE
4
(14/21)
EN
IC3402
C
CHARGE
MOTOR DRIVE
POWER (1/6)
(14/21)
(PAGE 4-5)
EVER_3.15V
N
POWER (2/6)
(PAGE 4-6)
EVER_3.15V
4-7
LCD-014 FLEXIBLE PD-390 BOARD
BOARD
CN1801 CN6001
CAM_3.15V
33 39
A550
BL_A BL_A
1 1
D_3.15V D_3.15V
23 28
D_1.8V D_1.8V
22 27
IC6001
L6001
DESERIALIZER
XRESET_OR
24 29
A500
GYJ-001 FLEXIBLE BOARD (2/2) SIL-001 FLEXIBLE BOARD
CN3704 CN7003
OVF_LED_A OVF_LED_A
22 16
R3717
CAM_3.15V
D7001
8
(SELF-TIMER)
R7001
IC7001
REMOE
SENSOR
AE-036 FLEXIBLE BOARD
CN7002
EVER_3.15V EVER_3.15V
17 9
EVER_4.5V EVER_4.5V
15 8
SE7001
YAW SENSOR
SE7002
GYROREG
58 6 PITCH SENSOR
HOL-006 FLEXIBLE BOARD
CN3301
IC8801
HALLREG
1
HALL
HALLREG
62
12
ELEMENT
CONTROL SWITCH BLOCK
(TK85700): A500/A550 (CH)
(TK85800): A550 (EXCEPT CH)
CN3004
(2/2)
(2/2)
PRELMG_VDD PRELMG_VDD
R3050
CN3402
SHUTTER
COMMON
3
UNIT
STG-001 FLEXIBLE ST-218 BOARD
BOARD
CN3701
CN6501
UNREG_OUT_FL UNREG_OUT_FL
EVER_3.15V EVER_3.15V
14 5
INT_FLASH_CHARGE INT_FLASH_CHARGE
15 4
INT_FLASH_TRIG INT_FLASH_TRIG
16 3
INT_FLASH_FULL INT_FLASH_FULL
18 1
EVER_3.15V
1
BATT_IB_2 (to VERTICAL GRIP)
24
SHD-001 FLEXIBLE
BOARD
CN6002
IC7401
CAM_3.15V
4
AMBIENT
STB
2
LIGHT SENSOR
CN6003 LCD901
BL (+)
61
VDD
22
VDD
3.0 inch
10
COLOR
LCD
MODULE
VDDIO
29
XRST
5
LCD902
CN6004
LED+
23
VDD
31
3.0 inch
VPRE
COLOR
30
VDD LCD
22
MODULE
RESB
6
D8201
SI LCD
BACKLIGHT
IC8001
PHOTOMETRY
PL901
(PLUNGER)
FLASH
UNIT
T6501
CN6502 (FL85700)
D6502 D6503
XE_A
1
C901
+
CHARGING
CAPACITOR
IC6501
CHARGE CONTROL,
FLASH CONTROL
Q6501
6 CHARGE
IGBT_C
FLASH
3 IGBT_IN IGBT_OUT 2 2
DRIVE