Panasonic DMR-EX75EG Service Manual page 48

DMR-EX75EG / DMR-EX75EC / DMR-EX75EB / DMR-EX85EG / DMR-EX85EB
A X SW+3.8V
IC4901-
IC1506
(REG.DR+5V)
B 2 VIN VOUT 4
GND H :ON
3 1
IC1520
(REG.ANA+5V)
1 VIN VOUT 5
GND CONT
2 3
IC4011
(REG.AU+5V)
C
4 VIN VOUT 5
GND H :ON
2 3
D
IC7507
(REG.X SW+5.2V)
1 VOUT
E H :ON 5 BOOSTER +5V
3 CONT
IC7402
(REG.BOOSTER+5V)
F
1 VIN
VOUT 5 BOOSTER+5V
3 CONT
GND
2
IC7403
(REG.PS+5V)
8 VIN VOUT 1
GND CONT
4 5
G
IC7801
H
(REG.+5V)
1 VIN VOUT 3 JC REG.+5V
GND H :ON
5 2
IC1508
REG+1,8V
1 8 1,8V
IC7405
REG+3,3V
1 5 3,3V
IC7401
REG+11,6V
1 3 11,6V
2
DR+5V
IC7301- 6 / 28 / 35
ANA+5V
AU+5V
IC7501-
IC7502
(RESET)
5 VDD VOUT 4 IC7501- 12
IC7505
(RESET)
BOOSTER
+5V
2 VDD OUT 1 IR7501-
IC3001- 42 / 84 / 94
IC7501-
PS+5V IC3001- 6 / 8 / 25 / 40
FROM
TU P ON H
TIMER
IC7501- 43
SECTION
MAIN P.C.B. DIGITAL P.C.B.
ANA+3.3V P7402 P59001
IC50001/IC53001/IC53003/IC57001(+3.3V)
56
D+3.8V P7402 P59001
60,62
ANA+5V P7402 P59001
IC50001/IC53003/IC53202/
IC53203(+5V)
76
IP50002
DR+5V P7402 P59001
2 1 IC50002/IC50003(+5V)
22,24
P7402 P59001
34
D+3.3V
P7402 P59001
Q7513- G
42
AU+5V P7402 P59001
IC54402/IC54404(+5V)
25
POWER OFF L P7402 P59001
30
62 / 90 / 99
POWER OFF L 3 P7402 P59001
IC7501- 98
52
3
TUNER P.C.B. TU7801
U/V TUNER
73
BOOTHER+5V
PP7401 PS7801
1 BOOSTER+B
17
K7810
JC REG+5V
PP7401 PS7801
7 5V(TUNER)
10
UNREG+38V PP7401 PS7801
16 BTL+30V
3
17 5V(VIF)
D+12V P7402 P59001
64,66,68,70,72,74
IP50001
DR+12V P7402 P59001
2 1 IC50003(+12V)
14,16
P7413 CN9001
BACK END P.C.B.
7 7
P7413 CN9001
8 8
P7413 CN9001
10 10
48
IC59504 IC59506
(REG.D+3.3V) (REG.D+3.3V)
IC50001/IC55004/I
1 VIN VOUT 3 8 VIN VOUT 1
C55006/IC57001(+3.3V)
ON H ON H
2 5
IC59502
(REG.ANA+2.5V)
1 VIN VOUT 5 IC53702(+2.5V)
CONT
3
IC59505
(REG.D+2.5V)
1 VIN VOUT 3
ON H
2
IC59503
(REG.D+1.5V)
1 VIN VOUT 5 IC53702(+1.5V)
CONT
3
QR59501,
59502
IC59501 Q59501
(DC-DC CONVERTER) (REG.D+12V)
1 VIN EXT 7 3 G 1
2
ON/OFF 2 D
5
5 FB CS 8 4 S 6
DMR-EX75EG/EC/EB
DMR-EX85EG/EB
POWER 2/2
BLOCK DIAGRAM
IC50001/IC50002/
IC50004(+3.3V)
IC50001/IC53202/
IC53203(+2.5V)
(+12V)