Panasonic DMR-EH80VEG Service Manual page 123

23.2. DIGITAL I/F REGULATOR BLOCK DIAGRAM
P11001 P15001
1
FROM
P11001 P15001
POWER SUPPLY
2,3,4
BLOCK SECTION
P11001 P15001
5,6,7
POWER ON H
IC37501- 51
DRIVE POWER ON H
IC37501-
49
XSW +17V
XSW +5.8V
XSW +12V
QR15003
(POWER ON/
IP15001
2
QR15002,15005
(DR P ON H
QR15004 Q15007
(POWER ON
QR15001
(DR P ON L
123
IC15002
(REG.D +3.3V)
1 V IN V OUT 8
ON/OFF
2
Q15002
(REG.DR +5V)
4 S
L OUT)
5 D
6 D
1
IC15003
(DC-DC CONVERTER)
1 V IN
2 ON/OFF
8 CS
OUT)
Q15003
(REG.D +1.5V)
4 S
D 5
6 D
IC15004
(DC-DC CONVERTER)
1 V IN EXT
2 ON/OFF
8 CS
H OUT)
Q15001
(DR +12V SELECT SWITCH)
1
2 S
3
4 G
OUT)
DMR-EH80VEG / DMR-EH80VEB
G 3
D 2
D 1
EXT 7
FB 5
G 3
D 2
D 1
7
FB 5
8
7
D
6
5
68