Panasonic MW-20EB, Руководство по обслуживанию

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72
16.8. MAIN(4) CIRCUIT (1/4)
A
1 2 3 4 5 6 7 8 9 10 11 1 2 13 14
C
D
B
E
G
H
F
A M A IN(4) CIRCUIT
S CHEM A TIC DI A GR A M - 8
MW- 2 0EB/EG M A IN(4) CIRCUIT
2 /4
4/4
1/4
3/4
TO M A IN(4)
S ECTION ( 2 /4)
TO M A IN(4)
S ECTION (3/4)
P1
: U S B S IGN A L LINE : A UDIO OUTPUT S IGN A L LINE : +B S IGN A L LINE : iPod/iPhone A UDIO INPUT S IGN A L LINE : iPod/iPhone V IDEO INPUT S IGN A L LINE
A UDIO_R S T
PW_ A 5 V
R 2 34 1K
R 2 3 2 1K
R 22 9 27 K
27 K
27 K
D A C_DEM
R1 6 5 33
R1 67 33
C184
22 00P
D A MP_MUTE
C1 6 9
1
G1
2
G 2
CN10 2
TO S PE A KER
TO S PE A KER
C1 7 1
1 1
1 1
R 2 31
C158 0.1
0.1
0.1
0.1
R 2 33
C159
10K
R1 7 9
C183
10
G1C 22 0M A 039 2
L10 7
L10 6
G1C 22 0M A 039 2
D A MP_ S TB Y
R 2 30 27 K
C185
22 00P
RL101*
R1 66 33
1K R1 6 8
R1 6 9
4 7 K
Q R10 7
R1 7 4 1K
1K R1 7 5
C154 0.1
C155 10
R1 72 0
0
C15 7
C15 6
0
0
2
1
15
5 1 2
13
9 8
6 11
7 10
3
4
14
1 6
IC109
R1 7 3
L105
G1C 22 0M A 039 2
C1 72
1
G1
2
G 2
CN101
C1 6 1
C1 66
10
C1 6 0
C1 7 0
L104
G1C 22 0M A 039 2
C1 6 4
0.01
18
1
2 1
2 4
T1
22
2 3
19
2 0
3
1 6
5 6 4
13 15 14
10
1 2
11
Ther ma l
P a d
8
7
9
1 7
2
C1 A B000033 6 4
S PE A KER A MPLIFIER
IC110
D A C_BCK
PW_D3R3 V _ECO
R 2 3 6
10K
R19 2 0
D A C_LRCK
D A C_MCLK
C1
19
10
G1C 22 0M00055
L10 2
C110
10
R1 2 0
39 0.0 22
C113
B0 J CMD0000 66
D101
PW_D3R3 V2
C109
10
L103
G1C 22 0M A 041 7
C1
2
01
0
C115
0.015
R119
3.3K
C111
5 6 00P
6 7 5
2 4 3
8
1
IC100
C0DB AYY 004 62
S WITCHING REGUL A TOR
R111
4.3K
G1C 6 R8M A 041 7
L101
180
R114
LB118
R11 2
27 K
R113
10K
D113
B0 J CPD00004 6
22 K
R 2 0 2
B1GBCF JJ 0040
S WITCH
Q R105
LB114
J 0 J HC000004 2
RL103*
0
R
2
0
6
R
2
0
7
0 0
R
2
05
RL10 2 * RL105* RL104*
R
2
1
6
0
R
2
13
0 0
R
2
15
0
R
2
14
0
R
2
08
R
2
10
0 0
R
2
1
2
0
R
2
11
0
R
2
09
LB113
J 0 J HC000004 2
PW_ SYS6V
1 2
IP101
3 A
D114
B0 J CPD00004 6
C1 6 3
10 V 150
4
2
G1
G 2
3
J K100
C1 62
10 V 150
D11 2
D111
PW_D5 V
D115
B0 J CMD0000 66
PW_ 6V
6 8K
R 2 01
4 6 5
2 1 3
B1CBPD000001
V OLT A GE REGUL A TOR
Q 104
C181
0. 22
RTC_WKUP
GND
FB
V
IN
BOOT
EN COMP
S
W(
V
OUT)
SS
LCH-
LCH+
RCH+
RCH-
COM
INL+
R S TN V COM
MUTE
A CK S A OUTR
DIF0 DIF1
BEEP
A OUTL
DET_C PGNDL OUTL- OUTL+ P
V
DDL
S MUTE
E A PD
DZF MCK
REG OUT INR-
INR+
AV DD
OUTR-
P
V
DDR
PGNDR
G1 G0
OUTR+
LRCK A GND
BCK DEM
S DIN
S DIN
VA
REG S D
INL-
A GND
REG GND
REG V DD
C0FBB Y 0000 27
D/ A CON V ERTER
B0ECKM00001 6
B0ECKM00001 6
J
0
J
HC000004
2
B1GDCF JJ 003 7
S WITCH
LB119
J 0 J HC000004 2
GND
NOTE: “ * ” REF I S FOR INDIC A TION ONL Y
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
DC IN
6V , 1.8 A