Pioneer VSW-1 Service Manual page 27

5
NOTE FOR PCB DIAGRAMS :
1. Part numbers in PCB diagrams match those in the schematic
diagrams.
2. A comparison between the main parts of PCB and schematic
diagrams is shown below.
Symbol In PCB
Diagrams
9 C263 C231
JA205
20
20
16
16
1
1
16
16
100
1
1
IC205
J100
IC202
IC205
C CN4
5
Symbol In Schematic
Part Name
Diagrams
B C E B C E
Transistor
B C E
B C E B C E
Transistor
with resistor
B C E
D G S D G S
Field effect
transistor
D G S
Resistor array
3-terminal
regulator
JA207
Q103
16
16
IC202 16 9
16 9
9
9
1
1
1 8
1 8
8
8
14
14
9
9
8
8
5 5
X202
1
1
1 1 4 4
8
8
IC208
IC203
6
3. The parts mounted on this PCB include all necessary parts for
several destinations.
For further information for respective destinations, be sure to
check with the schematic diagram.
4. View point of PCB diagrams.
Connector
P.C.Board
C241
C281
L33
16 9
16 9
Q102
IC204
9
1 8
1 8
C21
9
X204
L1
8
C255
8
8
8
C128
7
X201
7
L204
IC212
IC204 IC206
IC212
VSW-1
6
7
Capacitor
SIDE A
SIDE B
Chip Part
JA208
JA202
JA206
C246 C242
C138
IC207
16 9
16 9
C139
1 8
8
1
14 8
14 8
1 7
1
7
X203
IC213
(DNP2127-B)
IC207
IC213
7
8
SIDE A
A
B
C
D
E
F
A
27
8