Sony NEX-3A Service Manual page 5

Ver.1.2 2011.01
The changed portions from
Ver.1.1 are shown in blue.
4-3. POWER BLOCK DIAGRAM (2/3)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
SY-258 BOARD (2/3)
IS_PWR_ON6
J
IS_PWR_ON1
POWER (3/3)
IS_PWR_ON2
(PAGE 4-4)
Q1711
CROSSCON_5.5V DISCHARGE
D_3.15V_CIS
Q1703, Q1705
IS_2.5V
B+ SWITCH
Q1704, Q1706
D_1.8V_CIS
B+ SWITCH
A
POWER (1/3) R1703
D_1.8V_PANEL
(PAGE 4-2)
BL_L
BL_H
D_3.15V
4.0V DETECT
IC3003
(11/21)
UNREG_MOTOR
5 VDD VOUT 1
EVER_3.15V
5 IC3002
REAL TIME CLOCK,
2.7V DETECT
R3027
VL_3V
F (11/21)
6 4
POWER (1/3)
BATT_IB_1
(PAGE 4-2)
IC3202 Q3004
B+ SWITCH
INVERTER
(12/21)
CAM_VREF
LDO1_ON
UNREG_DET
CAM_ON
UNREG
B
Q3002
POWER (1/3) VOLTAGE
(PAGE 4-2) CHECK
R3004
BATT_AD_IN
R3005
DD_ON1
DD_ON2
O
UNREG_CUR_MON
POWER (1/3)
(PAGE 4-2)
29
NEX-3A/3D/3K/5A/5D/5CD/5K/5CK/5H_L3
IC1701 , Q1707
4.5V REG
(9/21)
VDDIO_1.8V POWER (3/3)
K
(PAGE 4-4)
SE3001
HORIZONTAL/VERTICAL
POSITION DETECT
SLANT
SENSOR IC3301 IC3201
R3010
CHARGE BUFFER
EVER_3.15V
MOTOR DRIVE (12/21)
UNREG_MOTOR
(13/21)
CAM_ON EVER_3.15V
B3 STBY
XCA_RESET
VCC_KEY_AD
VCC_KEY_AD POWER (1/3)
G
(PAGE 4-2)
CA_XRESET_IC_3401
PG5/KEY05 J16
BATT_TEMP
P72/INT10/AINA2 D2
XPOWER_SW
N14 PJ0/TB11IN0 PF0/KEY16 C7
L15 PJ7/INT7
SHUTTER_PI
P77/AINB3/INT13 F1
SHUTTER_PI_ON
PD7/ADTRGB D9
IC3001
L14 PG0/KEY00
(1/2)
MAIN CPU LENS_3.15V_ON
P07 T6
(11/21)
LENS_XDETECT_CA
C2 P71/AINA1 PF2/KEY18 E7
R3014
XRESET_OR_CAOUT XRESET_OR
K16 PG2/KEY02 PG4/KEY04 K14
K15 PG3/KEY03 D3001
XCA_RESET
RESET D16
D1 P73/INT11/AINA
ANTI_DUST
PD5/TBDOUT B9
IS-075 FLEXIBLE
BOARD
CN1701
VDDSV_4.5V
VDDSUB_4.5V
10
IC1702 , Q1708
4.5V REG
CROSSCON_5.5V
(9/21)
D_3.15V_CIS
CIS_2.5V
VDDIO_1.8V
IS-076 FLEXIBLE
BOARD
CN1702
IS_PWR_ON6
5
IS_PWR_ON2
6
Q3302, Q3303
CROSSCON_5.5V
LED DRIVE
IC3401
BATTERY
DETECTOR
EVER_3.15V
(19/21)
CA_XRESET_IC_3401
B2 RESET
BATT_IB_1
E4 TxRx
CN3502
D_3.15V
SHUTTER_PI
SHUTTER_PI_ON
M
AFLED_PWM
LENS_XDETECT_CA
POWER (3/3)
(PAGE 4-4)
Q3201
B+ SWITCH
I
LENS_3.15V_ON LENS_XDETECT_CA
POWER (1/3)
(PAGE 4-2)
Q3202 LENS_XDETECT_CA
DISCHARGE
L
POWER (3/3)
(PAGE 4-4)
4-3
IS-077 BOARD
CN4203
VDDCP/SV/CM_A4.5V
VDDSUB(A4.5V)
10
IC4203 , Q4210
VDDVREF(A4.5V)
4.5V REG
IC4201 , Q4209
VDDDA(A2.5V)
VDDCB(A2.5V)
VDD_1.8
CN4202
VREF_ON
5
VDDDA_ON
6
FP-1237 FLEXIBLE BOARD
CN1801
XRESET_OR
9
D_1.8V_PANEL
12
BL_L
44
BL_H
45
D_3.15V
11
1
RL-103 FLEXIBLE BOARD (2/2): NEX-3A/3D/3K
RL-101 FLEXIBLE BOARD (2/2): NEX-5A/5D/5CD/5K/5CK/5H
CN3505
(2/2)
NEX-5A/5D/5CD/5K/5CK/5H
IC001
D_3.15V
22
REMOTE SENSOR
D001
( )
AF_LED_A
AF ILLUMINATOR/SELF-TIMER/
25
SMILE SHUTTER
VCC_KEY_AD
12
TH001
BATT_TEMP VCC_KEY_AD
14
S002
XPOWER_SW
13
ON/OFF
FP-1246 FLEXIBLE BOARD (2/3): CN-439 BOARD (2/3)
NEX-3A/3D/3K
FP-1236 FLEXIBLE BOARD (2/3):
NEX-5A/5D/5CD/5K/5CK/5H
CN0001 (3/4)
(3/4) SHUTTER_PI_VCC
43
SHUTTER_PI
19 39
R0208
23
21
SHUTTER_PI_ON
Q0202
41
DISCHARGE
CN3201
LENS_3.15V
6
E
LENS_POWER
MB N CONTACT UNIT
POWER (1/3)
(PAGE 4-2)
LENS_XDETECT_CA
1
CN3302
D_3.15V FR+
LOWPASS RETAINER
D3301
IM PLATE UNIT
R3304
FR-
Q3301
DISCHARGE
L4202
L4201
CP001
14M CMOS IMAGER
2.5V REG
X4201
27MHz
CN101
LCD901
XRST
5
VDDIO
29
DE
30
BL-
3.0 inch
60
BL+
COLOR
61
LCD
L101
MODULE
VDD
SE101
AMBIENT BACKLIGHT
LIGHT SENSOR
CN001
CONTROL SWITCH
8
BLOCK (SW75110)
CN0201
PI_E
7
PI_C
8
R0207 PI_A
6
SHUTTER
PI_K
5
UNIT
N
SHUTTER_5.5V
POWER (1/3)
(PAGE 4-2)