Pcb Connection Diagram; Regulator Assy - Pioneer VSX-915 Service Manual

1

4. PCB CONNECTION DIAGRAM

NOTE FOR PCB DIAGRAMS :
A
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 Symbol In Schematic
Diagrams Diagrams
B C E B
B C E
B C E
B C E
B
D G S
D G S
C

4.1 REGULATOR ASSY

B
SIDE A CN902
CN805
Q806
W761
IC806
IC804 NJM78M05
IC804
D Q804
Q802
C810
Q805
DGRTN
Q803
W716
Q801
D+5V W754
GNDD
IC805 W753
IC803
E
C802
IC802
IC801
F
1
1
F
KNIFE SPACE
38
1
2
Part Name
C E
Transistor
B C E
Transistor
with resistor
D G S
Field effect
transistor
Resistor array
3-terminal
regulator
B
CN701
CN805
CN806
13 1
1 13 1
1
AMP&PS ASSY
W762
W760
W642
C815
D812
IC806
NJM78M56
D809
C811
I.C.T.
W746
W745 CN802
W672
20
W673
20
W675
C809
W658
W674
STBY
GNDD
W660
W663
W662
REG +B
W643
GNDA
W644
C801
W646
D +5V
W657 1
7
7 1
CN803
W633
REG -B
W743
W631
-12V
W645
C806
W632
GAV
W634
REG +B
J36
10 20
CN801
W611
+12V
23
23
W610
2
3
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
B
CN952
CN806 CN807
19 CN807
19
1
1
XNP3091-B
Q806
Q804
Q802
W697
W751
W756
1 20
Q801
20
1
NJM78M12
W664
IC805
W661
C813
CN802
C807
A
CN111
C804
F
REGULATOR ASSY
C803
VSX-815-K
3
4
Capacitor
SIDE A
SIDE B
Chip Part
A
CN112
CN808
P I D
15
15
ZDPMK5
14
word surface
J43
CN808
1
10
15
1 15
F.C.
1
CN804
1
CN804
A
CN109
I
CN302
C
CN53
4
SIDE A
(XNP3091-B)
F