Panasonic DMR-EZ49VEB

S-8
S3.2. Main P.C.B. Regulator Block Diagram
EXT CTL4
IC3901-
38
H
EXT CTL3
IC3901-
36
H
POWER ON
IC6001-
75
H
BIAS
IC6001-
21
H
H
13,15
P6001
MECHA +12.5V
X SW +5.8V
P9101
11,12
P6004P9104
X SW +12V
12
P6003P9103
BE +3.3V
8,9,10
P6004P9104
AD +5V AD +5V
2
P6001P9101
1
P2571
Q4004
(POWER SUPPLY)
Q4501,D4502
QR4005
( : ON)
:ON
H
:ON
3
V OUT
+5V
+5V
2
P2571
MECHA +12.5V
14
IC6302
(REG. +5V)
V IN
GND
2
V OUT 5
1
IC7401
(REG. BOOSTER +5V)
V IN
CONT
H
19
TO
IC2501-
CONT
5
V OUT
REG.A +5V
OSD +5V
FROM
SYSTEM CONTROL &
SERVO SECTION
FROM
SYSTEM CONTROL &
SERVO SECTION
TO
CAPSTAN MOTOR
OSC BIAS
18
IC3002
(REG. OSD +5 V )
V IN
22
TO
IC3001-
,
47
,
50
60
,
84
,
92
,
52
,
53
IC6001-
PS +11.6V
46
TO
IC3901-
TO
U/VTUNER
1 21,
TO
IC2501-
42 84 94, ,
TO
IC3901-
6 8 25 40,
,
, ,
TO
IC3901-
37 99
TO
IC6001-
3
IC3905-
TO
U/VTUNER
6
TO
T4001-
Q4502
(POWER SUPPLY)
QR4501
( : ON)
H
Q4901
( POWER SUPPLY )
QR4901
(
H ON )
+12V
58
TO
IC4501-
+5.8VX_SW_5R8V
6,7
PS90002P7402
TO
Backend P.C.B.
TO
FRONT JACK P.C.B.
IC7601 -
BE +3.3V
11
PP4801PS6002
25 40,
TO
IC4501-
Q6305,D6306
REG. +5V
V REG +5V
98
TO
IC6001-
FROM
DIGITAL IF P.C.B.
3
GND
2
CONT
3
V OUT 5
1
IC7402
(REG. PS +5V)
V IN
GND
2 3
V OUT 5
4
IC7403
(REG. +5V)
V IN
MAIN P.C.B.
3
DMR-EZ49VEG/EC/EB
MAIN P.C.B
Regulator Block Diagram