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12 Block Diagram
12.1. Power Supply Block Diagram (ES16PC)
D1140
VA1110,L1120,L1121
C1143
AC SOCKET
P1101
F1101
SURGE
RECTIFIER
3
SUPPRESSOR
AND
SURGE
4
ABSORBER
IC1150
(SWITCHING IC)
1
Z/C
DRAIN
5
VCC
F/B
4
3
2
D1150
T1150
POWER
1
TRANSFORMER
P1
N31
6
7
N11
8
P2
N63
4
9
B1
N61
3
10
B2
N64
2
11
N62
12
IC1200
(SHUNT REG.)
Q1200
2
1
PHOTO
4
COUPLER
2
1
3
HOT
COLD
IP1280
2
1
IC1505
(REG.ANA+3.3V)
1
VIN
VOUT
3
ON
H
2
IC1302
(REG.DR+5V)
ON
H
2
1
VIN
IP1260
VOUT
3
1
2
IC1503
(REG.JC+5V)
7
VIN
VOUT
1
ON
H
5
IC1502
IP1270
(REG.ANA+5V)
1
2
1
VIN
VOUT
5
CONT
3
(Audio Main Section)
IC4003
(REG.AU+9V)
5
VIN
VOUT
4
IC4001-
30
ON
H
1
(Timer Section)
T7501
IP7501
(POWER TRANS.)
1
2
1
7
45
DMR-ES16PC / DMR-ES16PL
MAIN P.C.B.
D+3.8V
A
X SW+3.2V
B
POWER ON
H
C
ANA+3.3V
D
(Audio Main Section)
IC4002
(REG.AU+5V)
AU+5V
4
VIN
VOUT
5
E
ON
H
3
IC3001(+5V)
IC1501
(REG.XSW+5.2V)
TU7801-
12
1 VIN
XSW+5.2V
VOUT
5
F
3 CONT
JC P ON
H
IC7501- 7
IC4901-
2
ANA+5V
G
DR+5V
H
D+1.2V
I
POWER ON
H
IC7501-
23
TU7801- 14
DMR-ES16PC
Power Supply Block Diagram
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