Power Supply Block Diagram - Panasonic DMR-BWT720EB Service Manual

11.2. Power Supply Block Diagram

VA11101,
L11101,L11102
D11101,C11105
AC SOCKET
P11101
F11101
A
~
+
3 1
SURGE
SUPPRESSOR
AND RECTIFIER
SURGE
N ABSORBER
~
4 - 2
IC11301
(SWITCHING IC)
VIN 7
2 F/B 9
5
Z/C GND VCC
1 3 4
D11304
D10101
D11305
D10102
Q10101
(POWER CONT.)
D11303
T11301
POWER
TRANSFORMER
P1
NS12-2
1 12
D13201
NS12-1
11
10
3
P2
9
B1
5
8
6
7
B2
IC12201
(ERROR VOLTAGE DET.)
Q12201
(FEED BACK)
4 1 3 2 4
3 2
Q10102
(FEED BACK)
4 1
3 2
QR10101
(S P SAVE :OFF)
L
HOT COLD
T7501
DISPLAY POWER
SWITCHING
Q7501 TRANSFOMER
IP7501 9 8
( L :ON)
1 2 1
6
3 5
D7503
4
QR7501
(FL DCDC ON H :ON)
FL DCDC ON H
P6703 P58813
20,21,22,23
IC14301 Q14301
(DC-DC CONVERTER) (REG.X SW +5.9V)
P6703 P58813
EXT UP 11 3 G 1
9,10
2
2 MODE
D
5
VIN 9 4 S
8 FB 6
FROM
SP SAVE L TIMER
BLOCK
IC59501- 60
SECTION
80
DIGITAL P.C.B.
Q58801
(FL DRIVE)
QR58801
( L :ON)
FILA ON L
IC59501- 40
D7504
F+ P6703 P58813
14
F- P6703 P58813 +5V
12
P6703 P58813
VP
16
D7506
D7502
Q7502
FROM
FL DCDC ON H TIMER
BLOCK
IC59501- 41
SECTION
Q4001
IP58801
( L :ON)
P58809 P3002 TO
2 1
IC3001
7,9,10 2,3,5
QR4001
(P.SUPPLY CONT.)
IC3004
(REG. PS +5V)
1 VIN VOUT 5
CNT
3
IC3005
(REG. AVIO +5V)
IP58802
P58809 P3002
2 1 1 VIN VOUT 5
11 1
CNT
3
IC4901
(REG. OPT +5V)
1 VOUT 5
VIN
CNT
3
DMR-BWT720EB
Power Supply Block Diagram
P58802 P7201
8
FROM
TIMER
BLOCK
SECTION
TO
P58802 P7201
FRONT (R) FL
6
P.C.B.
P58802 P7201
2
AV IO P.C.B.
TO
IC3001
IC3001
26 EXTCTL1
TO
IC3001
FROM
P SAVE L
TIMER
IC59501- 39 BLOCK
SECTION
TO
JK4901
FROM
AU ON H TIMER
BLOCK
IC59501- 54
SECTION