Pioneer TS-WX20LPA, Руководство по обслуживанию

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TS-WX20LPA
5
A
B
C
D
1 2 3 4
1 2
3
4
Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".
6. PCB UNIT(TWX1024-AZ)
6.1 SCHEMATIC DIAGRAM
6.1.1 CONTROL UNIT
4
3
2
1
CN104
CN105
4
5
6
3
2
1
R124
6.2k
R123
12k
C109
0.15
20k
VR102
20k
R116
2.2k
C106
100p
R114
20k
R130
10k
R129
10k
SW101
BFC
SW
Sig.G
-15.4V
+15.4V
Sig.
REMOTE
BFC
GAIN
VR101
5k
8
5
7
6
2
1
4
3
R128
1k
D103
2
5
4
3
IC101
(2/2)
IC101
(1/2)
IC102
(1/2)
C108
0.068 R122
12k
Nor
Rev
SW102
C113
47/16
R113
20k
R115
2.2k
C105
100p
C118
0.1
C110 0.001 (EMI) C111 0.001 (EMI)
C114 0.001 (EMI) C115 0.001 (EMI)
+
C112
47/16
+
1
9
7
6
IC102
(2/2)
R120
150k
R119
8.2k
R118
30k
C107
100p
R126
300k
R112
20k
R111
20k
C102
1/50
(NP)
C104
1/50
(NP)
R117
10k
R125
10k
R107
10k
R109
10k
R108
10k
R110
10k
R101
2.2k
R105
240
R106
240
C101
1/50
(NP)
C103
1/50
(NP)
R103
2.2k
R102
2.2k
R104
2.2k
R121
30k
BUFFER POWER IND. PHASE
ISOLATOR
LOWPASS FILTER
TP102
TP103
TP104
FG101
TP101
TP126
TP111
TP112
TP113
TP115
TP116
TP105
TP106
TP107
TP108
TP125
TP121
TP122
TP123
TP124
2 1
4 3
2 1
4 3
2 1
4 3
6 5
2 1
4 3
6 5
R127
10k
IC101,IC102 UPC4570H
D101 GP30DL-6372
D102 ERA15-02VH
D103 RD6R8JS
D104 SLH-34VC3F
D105,D106 RD4R3ES
D104
L101
10mH
(EMI)
C117
0.1
D102
D106
D105
C116
0.1
D101
REMOTE
GND
REMOTE
GND
BACKUP
+DC14,.4V
BACKUP
BACKUP
GND
GND
CN101
CN102
CN103
RCA INPUT
SP INPUT
L+
L–
R–
R+
0.5A
15A
TP114
A
CONTROL UNIT
(TWG1013)
CN201
B
CN202
B
: AUDIO SIGNAL ROUTE
A
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