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11.2. Power Supply Block Diagram
POWER P.C.B.
VA1001,L1001
D1006, C1014
AC SOCKET
P1001
F1001
A
SURGE
SUPPRESSOR
RECTIFIER
AND SURGE
ABSOBER
N
IC1021
(SWITCHING IC)
VIN
7
2
F/B
9
5
Z/C
GND
VCC
1
3
4
D1027
D1026
D1029
D1031
Q10101
(POWER CONT.)
T1001
POWER TRANSFORMER
1
12
2
11
3
10
9
D1110
6
8
5
7
Q1022
(FEED BACK)
4
1
3
2
3
IC1102
(ERROR VOLTAGE DET.)
Q1023
(FEED BACK)
D1032
4
1
3
2
QR1101
HOT
COLD
T1101
DISPLAY POWER
SWITCHING
Q1170
TRANSFOMER
QR1170
1
2
3
IC1130
(DC-DC CONVERTER)
EXT-Up
15
16
VIN
1
EN
LX
13
FB
6
12
V5
7
RS+
4
9
OSC
RS-
8
2
QR1131
39
D1176
9
8
1
6
D1173
3
5
4
D1171
Q1171
FL_DCDC_ON_H
PW_X_SW12.2V
Q1131
(REG.PW_X_SW5.9V)
5
PW_X_SW5.9V
S
D
4
FET
6
G
1
3
2
SP_SAVE_L
DMP-BD45P/PC
DMP-BD65P/PC/655P
POWER BLOCK DIAGRAM
F+
P1103
P7001
3
F-
P1103
P7001
TO
1
FL P.C.B.
VP
P1103
P7001
4
P1102
P58001
10
P1102
P58001
19,20,21,22
P1102
P58001
12,13,14
FROM/TO
DIGITAL
P.C.B.
P1102
P58001
23
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