Read Sony DSLR-A300 (serv.man4) Service Manual online
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DSLR-A300_L2
3-6. POWER BLOCK DIAGRAM (1/5)
(Service manual page 3-6)
B+ SWITCH
Q0016, Q002
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
L0007
PVDD3a
IN2 E3
PVDD3b
4 ON/OFF
IN6 N10
IN7 F3
DVDD5 N15
VOUT3 B2
VB B1
DVDD1 A1
PVDD11 A2
PVDD10 A3
PVDD12 A4
PVDD8a
PVDD8b
5 DVDD4
AVDD1
AVDD2
AVDD3
B_UNREG
V_UNREG
0 PVDD6a
0 PVDD6b
PVDD7a
PVDD7b
PVDD2a
PVDD2b
0 PVDD5a
0 PVDD5b
PVDD4a
PVDD4b
L0008
D1
LX2a
D2
LX2b
L0009
K15
LX3a
K14
LX3b
L0011
A9
LX5a
B9
LX5b
L0012
R9
LX6a
P9
LX6b
L0025
G1
LX7a
G2
LX7b
IN3 J13
IN5 C8
IN4 N11
D0512
D0511
D0012,
D0013
D0008
DVDD2 A12
DVDD3
5
3
2
1
–
+
12
13
14
–
+
5
6
7
–
+
4
DC CONTROL
(14/19)
IC0502
(3/4)
IN8 C7
L0014
A6
LX8a
B6
LX8b
10
9
8
–
+
LEAK CURRENT
REDUCTION
Q0507
Suffix: -13, -23
Suffix: -25
B+ SWITCH
Q0016, Q002
DC CONTROL
(15/19)
IC0003
3.3V REG
(15/19)
IC0006
L0007
PVDD3a
IN2 E3
PVDD3b
4 ON/OFF
IN6 N10
IN7 F3
DVDD5 N15
VB B1
DVDD1 A1
PVDD11 A2
PVDD10 A3
PVDD12 A4
PVDD8a
PVDD8b
5 DVDD4
AVDD1
AVDD2
AVDD3
B_UNREG
V_UNREG
0 PVDD6a
0 PVDD6b
PVDD7a
PVDD7b
PVDD2a
PVDD2b
0 PVDD5a
0 PVDD5b
PVDD4a
PVDD4b
L0008
D1
LX2a
D2
LX2b
L0009
K15
LX3a
K14
LX3b
L0011
A9
LX5a
B9
LX5b
L0012
R9
LX6a
P9
LX6b
L0025
G1
LX7a
G2
LX7b
IN3 J13
IN5 C8
IN4 N11
R0597
D0012,
D0013
D0008
DVDD2 A12
DVDD3
5
DC CONTROL
(14/19)
IC508
IN8 C7
L0014
A6
LX8a
B6
LX8b
1
3
4
–
+
LEAK CURRENT
REDUCTION
Q0507
3-7. POWER BLOCK DIAGRAM (2/5)
(Service manual page 3-7)
Suffix: -13, -23
Suffix: -25
COMMON
SH_COM
3
CN3503
R3749
CN3516
SELFLED_A
UNREG
CH3_3
.
PLMG_VDD
CA_UNREG
10
32, 33
COMMON
SH_COM
3
CN3503
CN3516
SELFLED_A
UNREG
CH3_3
.
PLMG_VDD
CA_UNREG
10
32, 33
: Points changed portion.
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