Main Net Section(Main P.c.b.(1/3)) Schematic Diagram - Panasonic DMR-ES20EG Service Manual

A
< X SW 5.8V >
B
C1538
1
8 7 6
Vin
BIAS
TERMINAL
DRIVER
SHUTDOWN
CURRENT
LIMITTER
REFERENCE
Vout GND
1 2 3
C1539
1
IC
Vin H :ON Vout NC GND
1 2 3 4 5
C1535
1
C1536
10
< REG.PS+11.6V >
C
D
< X SW+3.8V >
E
C1511 R1505
1 270
8 7 6
Vin
BIAS
TERMINAL
DRIVER
SHUTDOWN
CURRENT
LIMITTER
REFERENCE
Vout GND
1 2 3
C1512
1
< ANA+3.3V >
F
G
< D+3.3V >
H
I
12 13
C7406
1
5
CONT
IC1511
C0CBCDD00008
(REG.X SW+5.2V)
4
C1540
0.01
C7404
1
6
IC1510
C0CBCDG00006
(REG.+5V)
1
< X SW 5.8V >
< JC REG.+5V >
5
CONT
IC1502
C0CBCBD00018
(REG.ANA+3.3V)
Vin
4 1
C1517
470P
C1515
10V47
DMR-ES20EG/EP/EE
Main Net Section(Main P.C.B.(1/3))
Schematic Diagram(M)
14 15 16
8 7 6 5
Vin CONT
BIAS
TERMINAL
DRIVER
SHUTDOWN
IC7403
C0CBCDD00006
CURRENT
(REG.PS+5.2V)
LIMITTER
REFERENCE
Vout GND
1 2 3 4
C7402
470P
C7403
6V47
C7405 0.1
5 4
IC7402
IC C0DBCHD00004
(REG.BOOSTER+5V)
2 3
IC IC1504
C0CBCYH00003
(REG.D+3.3V)
H :ON Vout Vadj. GND
2 3 4 5
R1506
10K
R1507
1500
C1501
0.022
R1508
15K
C1506
10V47
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
17 18
47
M:Main Net Section(Page: A )
AV:A/V I/O Section(Page: B )
C
T:Timer Section(Page: )
R7422 R7421
100 100
L7403 R7401
2.2u 0
LB7406 J0JHC0000032
C7408 C7427 C7416
0.1 2200P 25V47
< JC REG.+5V >
< REG.PS+11.6V >
LB7401
J0JGC0000020
C7407
0.1
AV2 PB H CONTROL
Q7401
D7403 R7405 R7404
2SD1819ARL
MA2C165001VT 470 22K
R7406 R7403
470K 15K
R7407
10K
QR7403
UNR521500L
R7408
15K
QR7404
UNR521500L
DMR-ES20EG/EP/EE
Main Net Section(Main P.C.B.(1/3))
Schematic Diagram(M)
19 20 21
DMR-ES20EG / DMR-ES20EP / DMR-ES20EE
AFC T
G IIC DATA A T AV
G IIC CLK A T AV
SW2 T
G CPS VOUT A AV
A
TO PS7801
Tuner P.C.B.
PP7401
18 GND
17 BOOSTER5V
16
15
14 GND
13
12
11 GND
10 JCREG5V
9 SW2
8 IIC CLK
7 IIC DATA
6 AFC
5 AUDIO OUT
4 SIF OUT
3 UNREG38V
2 TUNER VIDEO IN
1 DGND
PS 5V AV
X SW 5.2V T AV
BOOSTER+5V AV
TO
Nicam Decoder P.C.B.
TO PK7301
PK7701
1 SIF
2 GND
3 TUN AUDIO IN
4
5
6
7 JC REG.5V
TO PK7302
PK7702
1 SCL
2 SDA
3
4 DECODER AUDIO(R)
5 GND
6 DECODER AUDIO(L)
JC REG.5V T
JC P ON H T
PS 11.6V AV
G TUNER L A AV
G TUNER R A AV
G TU VIDEO A AV
UNREG 38V T
ZJ7402
K9ZZ00001279
ZJ7404
K9ZZ00001279
AV2 8 T
AV2-8PIN AV
AV2 PB L T
WIDE H T
22