Sony DSLR-A300 Service Manual ▷ View online
3-3
DSLR-A300_L2
3-3. OVERALL BLOCK DIAGRAM (3/5)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
I/O CONTROLLER
(7/19)
LED
DRIVE
Q3111
LED
DRIVE
Q6351
VP
AF MOTOR
ROTATION
DETECT
PH7701
IC3101
PHOTOMETRY
IC6351
9
H2
XCS_LENS
17
U13
XCS_LED
18
40
D10
FOCUS_POS_LED_CTRL
N12
FOCUS_POS_LED_8
P12
FOCUS_POS_LED_9
J2
FOCUS_POS_LED_K_8
FOCUS_POS_LED_K_7
39
FOCUS_POS_LED_K_6
38
FOCUS_POS_LED_K_5
36
FOCUS_POS_LED_K_4
35
FOCUS_POS_LED_K_3
34
FOCUS_POS_LED_K_2
33
30
24
32
29
FOCUS_POS_LED_K_1
CS_LM
XCS_LM
FOCUS_POS_LED_K_9
FOCUS_POS_LED_K8
FOCUS_POS_LED_K7
FOCUS_POS_LED_K6
FOCUS_POS_LED_K5
FOCUS_POS_LED_K4
FOCUS_POS_LED_K3
FOCUS_POS_LED_K2
FOCUS_POS_LED_K1
FOCUS_POS_LED_K9
15
14
17
12
2
T13
LED_SCK
8
XLENS_RELEASE_SW
16
N13
LED_SO
5
H1
XCS_IO
4
J4
D5
D13
16
15
2
1
D16
N7
P7
L2
L4
E12
E13
XCS_EXT_FL
6
IC_3001_RW
3
1
IC_3001_SO
12
IC_3001_SI
IC_3001_RW
2
IC_3001_SCK
IC_3001_SI
IRIS_PULSE_MONITOR
48
IRIS_PULSE_2
47
IRIS_PULSE_1
46
AF_PULSE_2
45
44
AF_PULSE_1
IRIS_PI_E_2
43
IRIS_PI_E_1
42
AF_PI_E_2
41
APERTURE
MOTOR
ROTATION
DETECT
PH6101
AF_PI_E_1
IRIS_PI_E_2
CN3510
CN7701
IRIS_PI_E_1
FM-
FM+
xMF_PULSE_1
xMF_PULSE_2
XMF_PULSE_1
XMF_PULSE_2
IRIS_M+
IRIS_M-
IRIS_M_1
IRIS_M_2
5
U9
SELFLED_ON
19
STLED_K
MFP1
MFP2
xAFM_CAM_1
XAFM_CAM_1
AF_PI_E_2
AF_PI_E_1
MAIN CPU
(6/19)
IC3001
(2/4)
APERTURE MOTOR
DRIVE,
LED DRIVE
(8/19)
IC3403
16
15
2
1
U3
T3
AF_M_2
18
N6
R1
xAFM_CAM_2
XAFM_CAM_2
T1
CHARGE_M_1
19
P6
CHARGE_M_2
AF_M_1
AF_M+
AF_M-
AFM+
AFM-
CHARGE_M+
CHARGE_M-
CM+
CM-
AF MOTOR
DRIVE
(8/19)
IC3402
CHARGE MOTOR
DRIVE
(8/19)
IC3401
31
33
34
28
7
9
10
4
27
26
30
29
25
9
CN3517
(1/2)
LSOUT
CSLNS
LSCK
LSIN
LENS_SO
XCS_LENS
LENS_SCK
LENS_SI
14
12
11
9
2
3
4
6
3
5
7
8
CN3505
CN3515
CN3504
CN5801
2
2
10
8
xCHARGE_CAM_3
XCHARGE_CAM_3
U11
7
xCHARGE_CAM_1
XCHARGE_CAM_1
N11
6
xCHARGE_CAM_2
XCHARGE_CAM_2
P11
4
1
3
CN5802
1
1
1
3
5
7, 8
9, 10
14, 15
16, 17
11
13
CN5904
3
2
6
5
1
CN5902
16
N1
7
8
GRP_ON
EYE_SENSE_CTRL
10
15
H4
P9
15
4
5
6
3
FEN
EYE_SENSE_LED
11
14
LMCK
IC_3001_SCK
12
13
RWLM
LM_MODE1
13
12
U8
D4
MODE
LM_MODE2
14
11
P8
FIND
LM_FIND
19
6
LMSIN
IC_3001_SO
15
10
LMOUT
LM_OUT_LPF
17
8
CN5903
6
3
CN6351
EYE_LED_A
EYE_SPC_A
MA-450
FLEXIBLE
BOARD
(1/2)
FLEXIBLE
BOARD
(1/2)
LED901
TOKO LED
SE901
EYEPIECE
SENSORS
SENSORS
BL-016
FLEXIBLE
BOARD
FLEXIBLE
BOARD
AE-032 FLEXIBLE
BOARD
BOARD
EYE-006
FLEXIBLE
BOARD
FLEXIBLE
BOARD
AP-031
FLEXIBLE
BOARD
FLEXIBLE
BOARD
AFP-003
FLEXIBLE
BOARD
FLEXIBLE
BOARD
AFM-002
FLEXIBLE
BOARD
FLEXIBLE
BOARD
SLK-003
FLEXIBLE
BOARD
FLEXIBLE
BOARD
LENS
CONTACTS
LED-001 FLEXIBLE
BOARD
BOARD
F2OUT
F2IN
F3L
F3H
25
26
27
28
OVERALL (4/5)
(PAGE 3-4)
11
OVERALL (5/5)
(PAGE 3-5)
10
OVERALL (4/5)
(PAGE 3-4)
9
M
M
M903
(APERTURE MOTOR)
M
M
M901
(AF MOTOR)
M
M
M902
(CHARGE MOTOR)
EN-022
BOARD
BOARD
AF MOTOR
POSITION DETECT
6, 7
14, 15
AF/MF
DETECT
xLENS_RELEASE_SW
XLENS_RELEASE_SW
C1
1
CHARGE CAM
DETECT
(LENS RELEASE)
SLLK BASE PLATE UNIT
16
5
EYE_LED_K
13
2
EYE_SPC_K
AF-111 FLEXIBLE
BOARD
BOARD
AM-013 BOARD (3/5)
AF CCD
IC7801
14
VOUT
AFCCD_VOUT
3
6
ADT
AFCCD_ADT
11
10
CBG
AFCCD_CBG
7
7
CP
AFCCD_CLOCK
10
2
MOD4
AFCCD_MOD4
2
5
MOD1
AFCCD_MOD1
12
4
MOD2
AFCCD_MOD2
13
1
E4
B4
B8
G1
D8
8
IST
AFCCD_IST
9
U10
9
RST
AFCCD_RST
8
T10
U2
P2
R2
T2
MOD3
AFCCD_MOD3
14
CN3511
05
3-4
DSLR-A300_L2
3-4. OVERALL BLOCK DIAGRAM (4/5)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
XDIAL_1_A
XDIAL_1_B
BZ901
(BUZZER)
PL901
(PLUNGER)
BZ_DG
PGND
F1
F2
F3
EXT_FLASH_TRX
EXT_FLASH_TRIGGER
EXT_FLASH_F2
BZ_DG
PGND
PRELMG_B
BUZZER
F2OUT
F2IN
XS2
5
9
8
7
11
CN3526
CN3516
RM-096 FLEXIBLE BOARD
AM-013 BOARD (4/5)
CONTROL SWITCH BLOCK
(TK62700)
(TK62700)
CONTROL SWITCH BLOCK
(RS62700)
(RS62700)
CONTROL SWITCH BLOCK
(FS62700)
(FS62700)
BUZZER
DRIVE
CN901
ACCESSORY
SHOE
Q3511
PLUNGER
POPUP
Q3714
BUFFER
Q3107
EXT_FLASH_F3
SELFLED_K
STLED_K
15
14
29, 30
12
13
26
22
23
21
20
17
19
18
25
24
XKEY_MAT_SEL_1
XKEY_MAT_SEL_3
IN3_EXP
XKEY_MAT_SEL_4
IN3_M
XDIAL_1_A
XDIAL_1_B
XPOPUP_DET_SW
XKEY_MAT_SEL_2
XKEY_MAT_SEL_2
4
3
IN2_M
5
IN1_M
2
IN0_M
1
XKEY_MAT_SEL_4
IN3_DRV
XKEY_MAT_IN_3
XKEY_MAT_IN_3
IN1_AEL
IN0_ISO
XKEY_MAT_IN_0
XKEY_MAT_IN_1
XPOPUP_SW
XS1
XS2
XS1
XS2
CN3521
CN3528
3
1
XPOPUP_COM
XKEY_MAT_SEL_3
F3L
F3H
LEVEL
SHIFT
Q3105, Q3106
BUFFER
Q8201
F2
PRELMG
T9
B1
A10
U14
D9
B6
E1
F1
MAIN CPU
(6/19)
IC3001
(3/4)
S9112
(CONTROL DIAL)
N14
A5
XDIAL_1_B_CA
C2
B11
D11
XKEY_MAT_IN_2
A11
D12
T4
N5
XKEY_MAT_SEL_0
N4
XKEY_MAT_SEL_1
XKEY_MAT_SEL_1
XKEY_MAT_SEL_0
XKEY_MAT_SEL_4
XKEY_MAT_SEL_2
P4
U4
XINT_FLASH_UP_SENSE
XKEY_MAT_IN_4
B12
XKEY_MAT_IN_5
A12
XKEY_MAT_IN_6
B13
XKEY_MAT_IN_7
XKEY_MAT_IN_7
XKEY_MAT_IN_0
A13
XDIAL_1_A_CA
FLASH UP
DETECT
S9105
LIVE VIEW
DETECT
S9104
D3514 (3/3)
D3514 (2/3)
IN3_VTN_DET
D3515
IN2_DZOOM
D3512 (1/3)
D3514 (1/3)
D3513 (3/3)
D3513 (2/3)
D3513 (1/3)
D3512 (3/3)
D3512 (2/3)
D3506 (1/2)
XAF_MODE_SW_A
6
XAF_MODE_COM
XKEY_CROSS_U
XKEY_MAT_IN_3
4
8
1
EXPOSURE
ZOOM OUT/INDEX
/
S9110
FLASH POP-UP
S9202
ISO
S9108
SELF-TIMER/
DRIVE
SMART
TELECONVERTER
S9111
S9113
AEL / ZOOM IN
S9109
ON
r
OFF
MENU
S9509
S9501
DISP
S9510
DELETE
POWER
S9511
N
S9512
v
(CONTROLLER)
S9502
b
S9504
V
S9505
B
S9506
AF
(ENTER) /
S9503
Fn
IMAGE ROTATION
/
S9508
D3506 (2/2)
S9106
(MODE DIAL)
S9203
(FOCUS MODE)
XPOWER_SW
XPOWER_SW_CA
D9501
XKEY_CROSS_C
XKEY_MAT_IN_7
7
XKEY_CROSS_COM_1
XKEY_MAT_SEL_0
4
XKEY_TEBURE_COM
XKEY_MAT_SEL_4
11
XKEY_FUNC_COM
XKEY_MAT_SEL_1
6
XKEY_MAT_SEL_2
XKEY_MAT_SEL_2
3
ON
r
OFF
Super
SteadyShot
SteadyShot
S9507
XKEY_CROSS_L
XKEY_MAT_IN_5
10
D9502
D9503 (1/2)
D9503 (2/2)
XKEY_CROSS_D
XKEY_MAT_IN_4
9
XKEY_CROSS_COM_2
12
D9504
XKEY_MAT_IN_6
XKEY_MAT_IN_6
5
D9506
D9505
OVERALL (3/5)
(PAGE 3-3)
11
OVERALL (3/5)
(PAGE 3-3)
9
OVERALL (5/5)
(PAGE 3-5)
12
OVERALL (2/5)
(PAGE 3-2)
8
05
S9107
(SHUTTER)
4
S1
1
S2
S1_REMOTE
S2_REMOTE
J901
REMOTE
D9105
(SELF-TIMER)
3
6
GY-008
FLEXIBLE
BOARD
(2/2)
FLEXIBLE
BOARD
(2/2)
CN3520
(2/2)
CHARGE CONTROL,
FLASH CONTROL
IC6501
UNREG
ST-196 BOARD
11
7
10
INT_FLASH_FULL
INT_FLASH_TRIGGER
INT_FLASH_CHARGE
INT_FLASH_FULL
INT_FLASH_TRIGGER
INT_FLASH_CHARGE
11
7
10
CN6501
1
2
CN6503
XE_K
IGBT_C
T6501
D6501
D6502
+
C901
CHARGING
CAPACITOR
Q6501
FLASH
DRIVE
FLASH
UNIT
(FL62700)
2
3-5
DSLR-A300_L2
3-5. OVERALL BLOCK DIAGRAM (5/5)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
1
1
2
2
3
CN0503
CN0501
B+ SWITCH
Q0502, Q0503,
Q0505
BATT_UNREG
BATT_SIG
BATT_IB
ACV_UNREG
ACV_GND
UNREG,
EY_UNREG,
UNREG_LVDD0,
UNREG_FLASH
EVER_3.3V
EVER_1.5V
IMG_1.2V
IMG_1.8V
CCD_VTN_3.3V
CCD_6.0V
IMG_3.3V
IMG_3.3V_4S
IC_3001_3.3V
VB
MEDIA_3.3V
IC_3001_6.0V
AS_7.7V
IC_3001_3.3V/5.0V
VOUT3
BATT/XEXT
XDC_JACK_SENSE
D0505
D0506
D3708
3
BT902
BATTERY
TERMINAL
+
S
–
DC IN
J902
DC CONTROL
(15/19)
IC0003
MAIN CPU
(6/19)
IC3001
(4/4)
DD_ON
XCS_DD
M13
U16
T16
T15
T17
P16
1
6
5
2
P17
L13
K13
N5
IC_3001_SCK
IC_3001_SO
IC_3001_SCK
IC_3001_SO
XCS_HPY1
XCS_HPY1
XCS_EE
XCS_EE
IC_3001_SI
IC_3001_SCK
IC_3001_SO
IC_3001_SI
DD_ON
XCS_DD
IC_3001_SI
IC_3001_SO
IC_3001_SCK
IC_3001_RW
IC_3001_SI
IC_3001_SO
IC_3001_SCK
IC_3001_RW
IC_3001_SI
IC_3001_SO
IC_3001_SCK
IC_3001_RW
XCA_RESET
XCA_RESET
CA_UNREG
D3003
M17
XIMG_RESET_O
XIMG_RESET
BATTERY
AUTHENTICATION
(12/19)
IC3601
16K EEPROM
(6/19)
IC3003
3.7V DETECT
(13/19)
IC3713
3.0V DETECT
(13/19)
IC3709
E4
5
1
EVER_3.3V
5
1
B2
D5
C5
B5
B1
CN3517
(2/2)
AM-013 BOARD (5/5)
MA-450
FLEXIBLE
BOARD
(2/2)
FLEXIBLE
BOARD
(2/2)
(to VERTICAL GRIP)
K4
36
XCS_VG
XCS_VG
R16
P13
T12
U12
D1
E2
A2
37
XCS_HPY2
XCS_HPY2
38
IC_3001_SCK
39
IC_3001_SI
40
IC_3001_SO
41
XWAKE_BY_VG
XWAKE_BY_VG
46
BATT_1_ON
BATT_1_ON
47
BATT_1_SEL
BATT_1_SEL
48
BATT_2_ON
BATT_2_ON
49
BATT_2_SEL
BATT_2_SEL
50
XIC_3601_RESET
XIC_3601_RESET
44
VGDET
XCS_VG
XCS_HPY2
IC_3001_SCK
IC_3001_SI
IC_3001_SO
XWAKE_BY_VG
BATT_1_ON
BATT_1_SEL
BATT_2_ON
BATT_2_SEL
VGDET
VGDET
42
XS2
XS2
OVERALL (4/5)
(PAGE 3-4)
12
OVERALL (2/5)
(PAGE 3-2)
7
OVERALL (1/5)
(PAGE 3-1)
4
OVERALL (2/5)
(PAGE 3-2)
6
OVERALL (3/5)
(PAGE 3-3)
10
G5
G4
G2
K1
A14
A15
X3001
10MHz
05
IC3712
(13/19)
M16
XAS_RESET
XAS_RESET_BUFFERED
4
1, 2
LF0501
3-6
DSLR-A300_L2
3-6. POWER BLOCK DIAGRAM (1/5)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
3
1
1
2
2
3
CN0503
CN0501
UNREG_FLASH
F0502
B+ SWITCH
SWITCHING
Q0502, Q0503,
Q0505
BATT_UNREG
BATT_SIG
UNREG_LVDD0
CCD_VTN_-7.5V
CCD_16.4V
UNREG
XDC_JACK_SENSE
BATT_IB
IC_3001_3.3V_POWER_ON
Voltage selection of
IC_3001_3.3V_POWER_ON
IC_3001_3.3V_POWER_ON
IMG_1.8V
AS_7.7V
CCD_6.0V
MEDIA_3.3V
DD_ON
XCS_DD
IC_3001_SCK
IC_3001_SO
DD_ON
XCS_DD
IC_3001_SCK
IC_3001_SO
ACV_UNREG
BATT/XEXT
D0505
D0506
D0002
EY_UNREG
F0503
EVER_3.3V
EVER_3.3V
EVER_3.3V
F0501
L0002
Q0001
SWITCHING
Q0002
B+ SWITCH
Q0016, Q0021
OVERSHOOT
PREVENTION
Q0045, Q0046
SHORT CIRCUIT
PROTECTION
Q0003
SWITCHING
Q0026
Q0035
Q0040, Q0041
F0005
F0002
F0003
DC CONTROL
(15/19)
VIN
SW
NGATE
IC0002
DC CONTROL
(15/19)
IC0003
DC CONTROL
(14/19)
IC0502
(2/4)
DC CONTROL
(14/19)
IC0502
(1/4)
DC CONTROL
(14/19)
IC0502
(4/4)
3.3V REG
(15/19)
IC0006
7
OUT10-1 C15
OUT9-1 A13
-INA E14
OUTA E13
-INE10 D14
FB10 D13
DIN M13
CLK L13
LD K13
CTL1 N5
+INE10 C14
VR P4
+INE9 B12
-INE9 C12
5
8
VFB 2
RUN/SS 6
16V_IN B11
SD1 N9
L0007
IMG_1.2V
CH3_3.3V (IC_3001_3.3V)
L0006
L0024
IN1 H13
H15 PVDD1a
EVER_3.3V
EVER_1.5V
IC_3001_3.3V/5.0V
IC_3001_3.3V/5.0V
H
L
5.0V
3.3V
H14 PVDD1b
J15 PVDD3a
IN2 E3
J14 PVDD3b
6 VIN
1
VOUT
4 ON/OFF
IN6 N10
IN7 F3
DVDD5 N15
VOUT3 B2
VB B1
DVDD1 A1
PVDD11 A2
PVDD10 A3
PVDD12 A4
A5 PVDD8a
B5 PVDD8b
P15 DVDD4
R5 AVDD1
M1 AVDD2
L1 AVDD3
N1 B_UNREG
P1 V_UNREG
R10 PVDD6a
P10 PVDD6b
F1 PVDD7a
F2 PVDD7b
F0004
E1 PVDD2a
E2 PVDD2b
A10 PVDD5a
B10 PVDD5b
F0006
R11 PVDD4a
P11 PVDD4b
G15
LX1a
G14
LX1b
L0008
L0018
L0021
D1
LX2a
D2
LX2b
CH3_3.3V (IC_3001_3.3V)
IC_3001_6.0V
IC_3001_6.0V
IMG_3.3V
IMG_3.3V (CCD_VTN_3.3V)
IMG_3.3V (IMG_3.3V_4S)
L0009
K15
LX3a
K14
LX3b
L0011
A9
LX5a
B9
LX5b
L0012
R9
LX6a
P9
LX6b
L0025
L0026
G1
LX7a
G2
LX7b
D0010
IN3 J13
IN5 C8
IN4 N11
D0512
D0511
D0012,
D0013
D0008
DVDD2 A12
DVDD3
D15
5.0V REG
(15/19)
IC0012
4 VIN
1 CONT
3
VOUT
1.5V REG
(15/19)
IC0008
6 VIN
1
VOUT
4 ON/OFF
B+ SWITCH
Q0007, Q0017,
Q0043, Q0044
3
2
1
–
+
12
13
14
–
+
5
6
7
–
+
4
AM-013 BOARD (1/5)
BT902
BATTERY
TERMINAL
+
S
–
DC IN
J902
POWER (3/5)
(PAGE 3-8)
A
POWER (4/5)
(PAGE 3-9)
D
POWER (3/5)
(PAGE 3-8)
F
POWER (3/5)
(PAGE 3-8)
G
POWER (4/5)
(PAGE 3-9)
H
POWER (2/5)
(PAGE 3-7)
E
POWER (2/5)
(PAGE 3-7)
C
POWER (5/5)
(PAGE 3-10)
I
POWER (5/5)
(PAGE 3-10)
J
05
DC CONTROL
(14/19)
IC0502
(3/4)
IN8 C7
L0014
A6
LX8a
B6
LX8b
10
9
8
–
+
LF0501
POWER (3/5)
(PAGE 3-8)
B
LEAK CURRENT
REDUCTION
Q0507
FB0001
(14/19)
IC0507
DD_ON_2
EVER_3.3V
4
1
2
AS_5.0V
5.0V REG
(13/19)
IC3704
VIN
1
3
CTRL
4
VOUT
EVER_4.5V
AS_7.7V
R3701
EY_UNREG
VREF_CAM
4.5V REG
(13/19)
IC3701
VIN
6 ON/OFF
3
VOUT
2, 5
3.3V REG
(13/19)
IC3702
VIN
6 ON/OFF
3
VOUT
2, 5
D3701
D3702
IC_3001_2.5V
VREF_CAM
2.5V REG
(13/19)
IC3703
VDD
1
3
CE
4
VOUT
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