Nikon coolpix7900, Руководство по ремонту

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VAA46003-R.3659.A
- Ｅ20 ･ E7900 -
POWER ブロック図
POWER BLOCK DIAGRAM
IC
50
1
SW
IT
C
H
IN
G
C
O
N
TR
O
L
FA
77
23
R
T5
00
1,
Q
50
01
C
O
N
VE
RT
O
R
TR
AN
S
IC
96
1
ST
EP
U
P
C
IR
C
U
IT
Q
96
01
,L
96
01
L5
00
4,
Q
50
04
ST
EP
U
P
C
IR
C
U
IT
L5
00
3,
Q
50
03
ST
EP
U
P
C
IR
C
U
IT
L5
00
5
ST
EP
D
O
W
N
C
IR
C
U
IT
VM
5.
1V
-7
V(
A)
+1
5V
(A
)
+1
2V
(L
)
VD
D
5
VD
D
3
VD
D
1.
4
BL
_A
N
BL
_C
A
PO
N
PA
O
N
LC
D
O
N
BL
O
N
27
:2
5
14 15
6
13
17
,1
6
19
,1
8
5 4
12 11 10
8
O
U
T4
O
U
T5
O
U
T7
O
U
T2
D
-2
O
U
T2
D
-1
L5
00
6
ST
EP
D
O
W
N
C
IR
C
U
IT
O
U
T1
D
-2
O
U
T1
D
-1
L5
00
7,
Q
50
02
ST
EP
U
P
C
IR
C
U
IT
C
U
R
R
EN
T
D
ET
EC
TO
R
C
IR
C
U
IT
O
U
T6
SW
6
3.
25
V(
D
)
C
N
50
1
TO
C
P1
(D
M
A)
C
N
10
2
1.
41
V(
D
)
VS
6
30
24
25
48
CN
T6
CN
T5
CN
T4
CNT 7,C NT1
47
46 49 44
40 39
35
,3
6
29
31
32
10
M
O
D
EL
:E
79
00
BL
O
C
K
D
IA
G
R
AM
:P
O
W
ER
VR
VR
50
1
Q
50
08
4.
85
V
Q
96
02