S3. Block Diagram; S3.1. Power Supply Block Diagram; S3.1.1. Power Supply Block Diagram (1 - Panasonic DMR-XW380EB Service Manual

S3. Block Diagram

S3.1. Power Supply Block Diagram

S3.1.1. Power Supply Block Diagram (1)

VA11101,
L11101,L11102
D11101,C11107
AC SOCKET
P11101
F11101
A ~
+
3 1
SURGE
SUPPRESSOR
RECTIFIER
AND
SURGE
N ~
ABSORBER
-
4 2
IC11301
(SWITCHING IC)
VIN 7
9
2 F/B
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
3 10
P2
9
B1
5
8
6 7
B2
IC12201
(ERROR VOLTAGE DET.)
Q12201
(FEED BACK)
4 1 1 3 2
3 2
Q10102
(FEED BACK)
4 1
3 2
QR10101
(S P SAVE L :OFF)
HOT COLD
IC14201 Q14202
(DC-DC CONVERTER) (REG.DR+5V)
14 VIN EXT 11 3 G 1
2
D
5
6 F B CS 13 4 S 6
EN 16
Q13102
(REG.DR+12V)
4 S 1
2
D
3 G 5
6
QR13101
(DR P ON H :ON)
IC14301 Q14301
(DC-DC CONVERTER) (REG.X SW+5.9V)
EXT UP 15 3 G
2 SEL SYNC
D
VIN 16 4 S
6 FB OSC 9
EXT LO 11
Q14302
(REG.X SW+5.9V)
3 G
QR10103
S P SAVE L :OFF)
D
4 S
S-5
DR+12V
DR+5V
DR+5V
DR+12V
IC1601
(RESET)
L
HDD P FAIL
2 VDD V OUT 1
IC59501- 59
TO/FROM
TIMER
BLOCK
SECTION
DR P ON H
IC59501- 43
SP SAVE L
IC59501- 60
1
2
5
6
1
2
5
DMR-XW380EB
6
Power Supply Block Diagram(1/2)
P1602
1
TO HDD
P1602
4
P1603
1 TO
P1603 DVD DRIVE
3,4
X SW+12.3V
A
X SW +5.9V
B