Panasonic MW-20EB, Service Manual

Page: 67 / 90

67
16.3. MAIN(1) CIRCUIT (3/4)
3
AA A
B
P3
TO M A IN(1)
S ECTION (4/4)
TO M A IN(1)
S ECTION (1/4)
A M A IN(1) CIRCUIT
S CHEM A TIC DI A GR A M - 3
MW- 2 0EB/EG M A IN(1) CIRCUIT
2 /4
4/4
1/4
3/4
: +B S IGN A L LINE : S D/U S B S IGN A L LINE : A UDIO OUTPUT S IGN A L LINE : V IDEO OUTPUT S IGN A L LINE
B
TO
P
A NEL CIRCUIT
(CN911)
IN
S CHEM A TIC
DI A GR A M - 1 2
1
18
I
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
K
L
J
M
O
P
N
D S P_MCK
G_ 2 4R5M
M 2 M4
PW_ SYS 3R3 V
M4
LED-
M 2
LED+
M 2
S W_PWR
M4
PW_D3R3 V
M 2 M4
MCK_CNTL
R1009 1K
R100 7 390
CLK_ S EL
J 0 J CC000031 7
LB10
2
3
J
0
J
CC000031
7
LB10 22
2
1
7
8
5 4
3 6
IC1004
C0 J B A R000434
MULTIPLE X ER
C1035
0.1 10P
C1085 C103 6
10
22 0
R104 2
R1048 1K
R104 7 1K
0.01
C10 7 8
0.01
C10 7 9
1
C10 7 3
22
R1044
C10 72
10P
C10 7 1
10P
R1043
22
C10 7 5
0.1
C10 7 4
1
2
1
19
15 6
1 7
1 6
4
5
11 10
8
7
13
14
9 1 2
3 18
2 0
CLOCK SY NTHE S IZER
C0ZBZ0001 7 84
IC1008
2
3
1
4
X 1004
H0 J27 05001 2 8
X 1
V DD
27 M
2 4M
OE
GND
PDT S
V DD
V DD
V DD
V DD
V DD
14.31M
GND
1 2 . 2 8M
1 6 .93M
V DD
2 4M
REM_IN
S CL
S D A
GND
V DD
27 M
X2
Y
S EL
V CC
S TB
GND
B
A
/ Y
10P
C10 76
10P
C10 77
R1050 22
1 6
14
1 2
7
9
8
10
4
5
1
3
2
6
11
13
15
G1
18
1 7
G 2
CN100 2
S W_OUT 2
S W_IN 2
S W_IN4
S W_IN5
LB1015 J 0 J CC000031 7
LB101 6 J 0 J CC000031 7
S W_IN3
LB1013 J 0 J CC000031 7
LB1014 J 0 J CC000031 7
S W_IN1
LB1011 J 0 J CC000031 7
LB101 2 J 0 J CC000031 7
S W_OUT1
LB1005 J 0 J HC0000045
R100 2
0
LB100 2 J 0 J HC0000045
LB101 7 J 0 J CC000031 7
LB1001 J 0 J HC0000045
LB1004 J 0 J CC000031 7
LB1003 J 0 J HC0000045
LB1009 J 0 J CC000031 7
LB1010 J 0 J CC000031 7
LB100 7 J 0 J CC000031 7
LB100 6 J 0 J CC000031 7
LB1008 J 0 J CC000031 7
A NGL 2
D3.3 V
S W_IN 2
S W_IN1
S W_IN4
S W_IN5
S W_IN3
PWR_ S W
SYS _GND
S W_OUT1
S W_OUT 2
S EN S _ S D A
S EN S _ S CL
LED-
A NGL1
LED+
REM_IN
SYS 3.3 V
R1084
0
R108 7
0
M1: M A IN(1): S CHEM A TIC DI A GR A M - 1 ~ 4
M 2 : M A IN( 2 ): S CHEM A TIC DI A GR A M - 5 ~ 6
M3: M A IN(3): S CHEM A TIC DI A GR A M - 7
M4: M A IN(4): S CHEM A TIC DI A GR A M - 8 ~ 11