Panasonic DMR-EH60PC - Block Diagrams

19 Block Diagram
19.1. Power Supply Block Diagram
H
H
IC1200
2
IP1601
1
2
IP1401
1
FB SCS
EXT
D
2
6
5
1G3
Q1700
(REG.XSW+3.8V)
485
A7
X SW+3.8V
14
P1501P1102
VIN1
IC1701
(DC-DC CONVERTER)
NP2
D1151
3
1,2
P1502
P1502 P102
4
P102
1
2
2
1
4
3
1
4
3
49IC7505-
15
P1501P1102
20,21
4
16,17
2,3
11
12,13
G
4
D
8
7
5
6
1
2
3
Q1270
(DR+12V SWITCH)
ON/OFF
VOUT
QR1301
2
1 VIN 8
NS12-2
NS12-1
9
10
11
8
2
1
NP1
5
4
6
TRANSFORMER
POWER
T1150
F/B
2
P1102 P1501
P1501P1102
E
D
C
B
(ERROR
VOLTAGE
DET.)
MAIN P.C.B.POWER P.C.B.
DR POWER ON
(TO DVD RAM DRIVE)
DR+5V
X SW+5.8V P1501P1102
QR1304
(TO DVD RAM DRIVE)
DR+12V
X SW+12V
POWER ON
D+1.5V
P1501P1102
P1501P1102
P1501P1102
(REG.D+1.5V)
IC1400
CS SFB584
ON/OFF
EXT
D
6
2
5
1G3
Q1400
(REG.DR+5V)
QR1302,1303
2
1 VIN 7
(DC-DC CONVERTER)
IC1401
CS SFB58 4
ON/OFF
EXT
D
6
2
5
1G3
Q1600
(REG.D+5.8V)
2
1 VIN 7
(DC-DC CONVERTER)
IC1601
COLDHOT
Q1200
COUPLER
PHOTO
(SWITCHING IC)
IC1150
VCC
DRAINZ/C 5
4
1
RECTIFIER
C1143
D1140
VA1110,L1120,L1121
ABSORBER
SURGE
AND
SUPPRESSOR
SURGE
250V2A
F1101
P1101
AC SOCKET
DMR-EH60PC/PL/GT
Power Supply Block Diagram
3
1
2
D1270
L
L
VOUTVCC
HDD PFAIL
47
IC7505-
22
P1102 P1501
45
IC1501
(HDD PFAIL OUT)
S
1
P1103
(TO HDD)
4
P1103
(TO HDD)
QR1800,QR1801
SWITCHING
DMR-EH60PC / DMR-EH60PL / DMR-EH60GT
43