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Circuit Diagrams and PWB Layouts
IR & LED Panel
IR & LED PANEL
J
+3.3V
R1
680Ω
J1
8
+5V
7
6
LED1
5
+3.3V
4
LED2
3
IR
2
VS S
1
LIGHT
R7
LED1
TO SSB
10k Ω
J2
3
+3.3V
2
1
VS S
FROM KEYB
+3.3V
R3
100Ω
C1
C1*
IR Receiver
R4
10u
10u
6.8kΩ
U1
VS S
3
2
R6
LIGHT
IR
1
0Ω
R5
100kΩ
VS S
Q522.3E LA
7.
J
+5V
+3.3V
R11
R12
8.2kΩ
1.8kΩ
D1
D2
White
Red
Q1
Q2
R9
2
BC 847
2
BC 847
B
LED2
B
10k Ω
R8
R10
10k Ω
10k Ω
VS S
VS S
+5V
Light Sensor
R19
100kΩ
3
G1
2
1
R13
Q3
22k Ω
2
B
R17
BC 847
270kΩ
R14
10k Ω
R15
R16
39k Ω
10k Ω
R18
R20
C2
C3
C4
270kΩ
10k Ω
10u
10u
10u
VS S
I_18300_063.eps
97
Layout IR & LED Panel (Top Side)
300908
I_18300_064.eps
101008
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