DMR-EX75EG/EC/EB
DMR-EX85EG/EB
POWER 2/2
BLOCK DIAGRAM
H
H
H
H
X SW+5.8V
JC REG.+5V
1,8V
3,3V
11,6V
PS+5V
GND
5V
AU+5V
ANA+5V
TU P ON
IC7501- 43
SECTION
TIMER
FROM
(REG.AU+5V)
IC4011
VOUT
VIN
5
2
:ON
:ON
H :ON
3
4
GND
CONT
(REG.ANA+5V)
IC1520
VOUT
VIN
5
2
3
1
GND
DR+5V
X SW+3.8V
(REG.DR+5V)
IC1506
VOUT
VIN
4
3
1
2
GND
TUNER P.C.B.
BACK END P.C.B.
U/V TUNER
TU7801
5V(VIF)
BTL+30V
5V(TUNER)
B
17
16
7
1
K7810
(REG.+5V)
IC7801
VOUT
VIN
3
5
:ON
2
1
GND
3
10
17
PS7801
PS7801
PS7801
PP7401
PP7401
PP7401
94
84
42
IC3001- / /
(REG.5V)
IC7402
VOUT
CONT
5
2
3
GND
1 VIN
IC7501- 12
90
99
28
35
62
6
IC7501- / /
IC7301-
/
/
3
73
IR7501-
IC7501-
2
IC4901-
BOOSTER
+5V
IC7502
VOUT
(RESET)
VDD
4
5
(RESET)
IC7505
OUT
VDD
1
2
B5V
VOUT
1
(REG.X SW+5.2V)
IC7507
CONT
5
3
40
25
8
6
IC3001- / / /
(REG.PS+5V)
IC7403
VOUT
VIN
1
5
4
8
CONT
DIGITAL P.C.B.
MAIN P.C.B.
5V
JC REG+5V
UNREG+38V
DR+12V
A
B
D
E
F
H
G
IC1508
IC7405
IC7401
1
1
1
8
5
3
REG+1,8V
REG+3,3V
REG+11,6V
FB
S
CS
EXT
D
2
6
5
1
G
3
Q59501
(REG.D+12V)
4
8
ON/OFF 2
5
7
VIN
1
IC59501
(DC-DC CONVERTER)
IC50001/IC53003/IC53202/
I5V)
IC50001/IC53001/IC53003/I3.3V)
VIN
1
2
3
VOUT
(REG.D+3.3V)
IC50001/IC55004/I
C55006/I3.3V)
Q7513-
IC50001/IC50002/
I3.3V)
(+12V)
IC59504
ON
D+3.8V
60,62
P7402
P59001
ANA+3.3V
D+3.3V
56
P7402
P59001
42
P7402
P59001
34
P7402
P59001
52
P7402
P59001
ANA+5V
76
P7402
P59001
D+12V
64,66,68,70,72,74
P59001
P7402
POWER OFF
30
P59001
P7402
25
AU+5V
IC54402/I5V)
P59001
P7402
14,16
7
8
10
7
8
10
P59001
CN9001
CN9001
CN9001
P7402
P7413
P7413
P7413
IC7501- 98
2
IP50001
1
QR59501,
59502
I12V)
22,24
DR+5V
P59001
P7402
2
IP50002
1
IC50002/I5V)
L
POWER OFF 3
L
G
H
VIN
8
5
1
VOUT
(REG.D+3.3V)
IC59506
ON H
I2.5V)
VIN
1
3
5
VOUT
(REG.ANA+2.5V)
IC59502
CONT
I1.5V)
VIN
1
3
5
VOUT
(REG.D+1.5V)
IC59503
CONT
IC50001/IC53202/
I2.5V)
VIN
1
2
3
VOUT
(REG.D+2.5V)
IC59505
ON H
C
DMR-EX75EG / DMR-EX75EC / DMR-EX75EB / DMR-EX85EG / DMR-EX85EB
48