Panasonic DMR-EH50P Service Manual page 44

DMR-EH50 P / DMR-EH50 PC
IC1504
(REG.D+3.3V)
X SW+3.8V
A 1 VIN VOUT 3
ON H
2
IC1502
(REG.ANA+3.3V)
8 VIN VOUT 1
ON H
5
D+1.5V
B
POWER ON H
C
IC1512
(REG.JC+5V)
8 VIN VOUT 1
ON H
5
X SW+5.8V
D
IC1501
(REG.ANA+5V)
8 VIN VOUT 1
ON H
5
IP1501
X SW+12V
E 1 2
(Timer Section)
(Timer Section)
IC7503
(SYS PFAIL CTL.)
QR7503
2 VDD OUT 1
(SYS PFAIL H OUT)
(Audio Main Section)
IC4004
(REG.AU+5V)
4 VIN VOUT 5
ON H
3
IC3001(+5V) IC1511
(REG.XSW+5.2V)
8 VIN
VOUT 1
5 CONT
JC P ON H
IC7505- 50
IC1510
(REG.TUNER+5V)
JK3903- 22 8 VIN VOUT 1
CONT
5
(Audio Main Section)
IC4005
(REG.AU+9V)
5 VIN VOUT 4
ON H
1
T7501
IP7501 (POWER TRANS.)
1 2 1 7
DMR-EH50P/PC
Power Supply Block Diagram
IC7505- 81 , 115
(Timer Section)
IC7502
(PFAIL OUT)
L
PFAIL L
2 VDD OUT 1
IC7702/IC7703
(+5.2V)
(UART Section)
POWER ON H
IC7505- 51
IC7504- 8
IC4001- 30
44
MAIN P.C.B. DIGITAL P.C.B.
D+3.3V P7401 P9001
68,70,72,74
IC6008
(REG.D+2.5V)
1 VIN VOUT 3
VB
2
ANA+3.3V P7401 P9001
42
IC9001
(REG.D+1.2V)
D+1.5V P7401 P9001
8 VIN VOUT 1
82,84,86,88
CONT
5
ANA+5V P7401 P9001
48,52
AU+5V P7401 P9001
17
IC4409
(REG.DAC+3.3V)
1 VIN VOUT 6
ON H
3
IC7505- 80
IC7501- 8 18 ,
IC7404- 8
TUNER P.C.B.
4
TUNER+5V PP7404 PS7801 TU7801- /
IC7802- 13
12
UNREG+38V PP7404 PS7801
TU7801- 16
5
DMR-EH50P/PC
Power Supply Block Diagram
IC3201/IC3206/IC3207/IC3208/
IC4408/IC6001/IC6003/IC6004/
IC6005(+3.3V)
IC3201/IC6006/IC6007(+2.5V)
IC3201/IC3202/IC3206(+3.3V)
IC3201(+1.2V)
IC3206(+5V)
IC4404/IC4406(+5V)
IC4406(+3.3V)