S3. Power Supply Block; S3.1. Power Supply Block Diagram - Panasonic DMR-ES40VP Service Manual

S3. Power Supply Block

S3.1. Power Supply Block Diagram

VA11101,L11101
L11102 D11101,C11108
AC SOCKET
P11101
F11101
(125V3A)
SURGE RECTIFIER
3
SUPPRESSOR
AND
SURGE
4
ABSORBER
D11201
IC11201
(SWITCHING IC)
4
VCC
1 ZC DRAIN 5
F/B GND
2 3
D11202 D11203
D11205
IC11202
(SWITCHING IC)
4
VCC
1 ZC DRAIN 5
F/B GND
2 3
D11206 D11207
T11201
SW TRANSFORMER
P1
1 1
2 11
P2
3 10
B1
4 9
B2
5 8
7
Q11301
(FEED BACK)
4 1
IC11301
3 2
(ERROR VOLTAGE DET.)
T11202
SW TRANSFORMER
20
19
18
P1
4 17
16
P2
6 15
14
B1
8 13
B2
9 12
Q11302
(FEED BACK)
4 1
IC11302
3 2
(ERROR VOLTAGE DET.)
HOT COLD
IC11401
(REG.DR+12V)
5 VIN
Vo
K A R
1 3 2
Q11403
POWER ON/OFF
CONTROL SW.
K A R
1 3 2
S-5
3 DR+12V
4
X SW+17V
DR+5V
DR P ON H P31901
8
QR11402
( H :ON)
F- P31903
1
IP11901
F+ P31903
2 1
2
IP11902
2 1 X SW-7V
X SW+4V
X SW+3.2V
X SW+5.8V
X SW+12V
IP11903
1 2 X SW+36V
DMR-ES40VP/PC
Power Supply Block Diagram
TO
DIGITAL I/F
SECTION
FROM
P6001
MAIN P.C.B.
IC6001-
19
TO
P6003
MAIN P.C.B.
DP7501-
1
TO
P6003
MAIN P.C.B.
DP7501- 32
TO
DIGITAL I/F
SECTION