Schematic Diagram - Pioneer TS-WX205A Service Manual

1
TS-WX205A
4. PCB UNIT(TWX1025-AZ)

4.1 SCHEMATIC DIAGRAM

A
RCA INPUT
SP INPUT
B
0.5A REMOTE
4 1
GND
5 2
C
BACKUP 6 3
10A
D
A B
4
1
2
SWITCH UNIT
B
(TWS1028)
CN205
TP201
TP202
TP203
TP204
TP205
CN204
3 1
R201
2.2k
REV
4 2
SW201
R205
240
TSG1010
R203
2.2k
TP206 NOR
R202
2.2k
TCS1018
TP207 VR201
2.2k
R206
240
R211
R204
1k
2.2k
TP223
D202
TP208
SLH-34VC3F
VR202
20k
TCS1019
TP209
CN203
TP210
4 1
5 2
TP211
6 3
2
3
A
AMP UNIT (TWK1010)
CN201
CN101
TP212 TP101
1 1
TP213 TP102
2 2
TP214 TP103
3 3
TP215
TP104
4 4
TP216 TP105
5 1
TP217 TP106
6 2
TP218 TP107
7 3
TP219
TP108
8
4
TP109
TP220
5
9
TP221
TP110
6
10
TP222
TP111
11
7
12 8
13 9
10
14
TP112
15 11
CN102
TP113
2 2
TP114
1 1
CN202 CN103
3
4
C107
100p
ISOLATOR
C103
R107
2.2/50
R103
10k
(NP)
10k
7
9
6
R101 IC101
C101
(2/2)
10k
2.2/50
C105
R105
(NP)
100p IC101:
10k
UPC4570HA
R106 C106
C102
100p
10k
2.2/50
R102
IC101
(NP)
10k
(1/2)
4
5
3
R104
C104
R108
10k
2.2/50
10k
(NP)
C108
100p
REGULATOR
L172
Q152
(EMI)
2SB1329
Q172
2SD2005
R167
1k
R175
8.2k
R174
+
1k C176
+
100
C172
/10
100
/16
+
C175
R176
R166 100
10k
1k /10
D174
RD9R1JS
L171
(EMI)
14.4V
+
C171
D171
3300
/16
D171
RM10-LF-D2K
4
R109
10k
8
R110
10k
2
TP116
Q173
+ C177
R177
100
10k
/10
Q173
2SC2458