Panasonic DMR-EZ47VP

11.2. Main P.C.B. Regulator Block Diagram
H
H
DMR-EZ47VP/EZ475VP Main P.C.B. Regulator Block Diagram
14,15
P6003
MECHA +12.5V
X SW +5.8V
P31903
10,11
P6003P31903
X SW +12V
18
P6003P31903
D +5V
2
P3902P31902
2
PP4601PS6001
1
P2571
Q4084 (POWER SUPPLY)
Q4502,D4502
D7502 D7506
QR4080 ( : ON)
:ON
3
V OUT
POWER ON
+5V
+5V
2
P2571
TO CAPSTAN MOTOR
TO FRONT (L) P.C.B. IC7701-
MECHA +12.5V
5
75
1
IC6301
(REG. +5V)
V IN
H
H
FROM IC6001-
26
FROM IC6001-
19
TO IC2501-
H
:ON
3
V OUT
REG.A +5V
A +5V
DSC BIAS
BIAS
51
IC2001
(REG. A +5V)
V IN
98
TO IC6001-
H
:ON
1
V OUT
A +9V
45
IC4803
(REG. A +9V)
V IN
30
TO IC4804-
8
TO IC4805-
1 21,
TO IC2501-
2
TO JK4801-
JC +5V
19
P6003P31903
4
TO IC3701-
3
IC3902-
,
25 40
,
44
,
52
,
64 72
,
78
,
,
8
TO IC4806-
D1 POWER ON
23
FROM IC7501-
6
3
TO T4001-
Q4501 (POWER SUPPLY)
QR4501 ( : ON)
H
H
+12V
58
TO IC4501-
+5V +5V
A D +5V
A D +5V
25 40,
TO IC4501-
Q3003,D3001
REG. +5V
IC4805
VREF
V REG +5V
22 47, 50, 60 84, 92,
52,
TO IC3001-
53
IC6001-
16
IC4801-
8
IC4802-
37 99,
TO IC6001-
2
IC6002-
24
IC7501-
9 35 36, ,
TO IC7501-
2
IC7503-
FROM POWER & DIGITAL I/F P.C.B.
DMR-EZ47VP / DMR-EZ475VP
54