VSX-417-K
36
1
2
3
4
1
2
3
4
C
D
F
A
B
E
4. PCB CONNECTION DIAGRAM
4.1 DIGITAL INPUT ASSY
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.
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.
Symbol In PCB
Diagrams
Symbol In Schematic
Diagrams
Part Name
B C E
D
D
G
G
S
S
B C E
B
C
E
D
G
S
B
C
E B
C
E
B
C
E
Transistor
Transistor
with resistor
Field effect
transistor
Resistor array
3-terminal
regulator
Capacitor
Connector
P.C.Board
Chip Part
SIDE A
SIDE B
190
200
210
220
230
240
250
190
200
210
220
230
240
250
X
Y
190
200
210
220
230
240
250
190
200
210
220
230
240
250
X
Y
R1904
C1903
C1908 C1907
C1906
C1905
R1903
C1909
F1901
C1902
R1902
R1901
C1901
C1900
R1900
XWZ****
XWZ4213
XWZ4212
DIGITAL IN ASSY
PNE-1B1
10 OPT1
9 D+5V
6 GNDD
5 GNDD
4 OPT2
2 GNDD
7 FRONT OPT
1 OPTOUT
3 GNDD
8 GNDD
CN1903
5 SHEILD
2 SHEILD
1 FRONT OPT
3 GNDD
4 D+5V
XWZ4211
5
1
CN1902
10
1
R
1
2
5
1
10
KN1902
C1904
KN1901
CN1902
JA1902
JA1901
JA1900
W390
W391
CN1903
W381
W392
100
PNE-1B1
XWZ4212
XWZ4211
DIGITAL IN ASSY
XWZ4213
8 GNDD
10 OPT1
9 D+5V
6 GNDD
5 GNDD
4 OPT2
2 GNDD
3 GNDD
1 OPTOUT
7 FRONT OPT
5 SHIELD
4 D+5V
3 GNDD
2 SHIELD
1 FRONT OPT
CONTACT SIDE
J30
J37
XWZ 4127
R
C7
[[ G ]]
1
5
T
R
R
10
1
Q
Q
CN1902
CN601
B
CN1903
DIGITAL INPUT ASSY
Q
DIGITAL INPUT ASSY
Q
(XNP3117-C)
(XNP3117-C)
SIDE A
SIDE B
CN1902
CN1903