Block Diagram; Power Supply Block Diagram - Panasonic DMR-EH80VEG Service Manual

23 BLOCK DIAGRAM

23.1. POWER SUPPLY BLOCK DIAGRAM

VA11101,L11101
L11102 D11101,C11103
AC SOCKET
F11101
P11101
250V2A
SURGE
2
SUPPRESSOR
AND
SURGE
3
ABSORBER
IC11201
(SWITCHING IC)
7
VIN
1 ZC COLLECTOR
F/B
2
D11205 D11204
T11101
SW TRANSFORMER
RECTIFIER P1
1 12 2
4 3
P3
9 4
B1
8
D11203
B2
7 5
4
VCC 6
9
GND
3
Q11301
(FEED BACK)
4 1
IC11301
(ERROR VOLTAGE DET.)
3 2
C
HOT COLD
D11401
D11402
D11403
1 2 3
A R
Q11501
1 3 2
(REG.XSW +5.8V)
4 S G
5 D D
6 D D
IC11501
(DC-DC CONVERTER)
IP11501
2 1 1 VIN
8 CS
69
X SW +17V P11001 P15001
1
XSW +12V P11001 P15001
5,6,7
3
2
1
XSW +5.8V P11001 P15001
2,3,4
EXT 7
FB 5
DMR-EH80VEG
DMR-EH80VEB
POWER SUPPLY
BLOCK DIAGRAM
DMR-EH80VEG / DMR-EH80VEB
TO
DIGITAL
I/F REGULATOR
BLOCK SECTION