Velleman projects K8023 Assembly instructions - Manual (Page 6)

6
Construction
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LD8
LD9
LD10
LD11
6. LEDs. Watch the polarity !
COLOR= 2...5
LD...
CATHODE
LD .
..
3mm RED
T1 : BC547B
7. Transistor
C7 : 10µF
C8 : 100µF
8. Electrolytic capacitors.
Watch the polarity !
C...
X1 : 4MHz
X...
9. Quartz crystal
SK1 … SK8 : 2p
10. Screw connectors
C9 : 1000µF /25V
11. Electrolytic capacitor.
Watch the polarity !
C...
VR1 : UA7810
12. Voltage regulator
VR...
IC1 : VK8023
IC2 : ULN2003
IC3 : ULN2003
VK8023=(Programmed PIC16C54C-04)
Pay attention to the position
of the notch!
13. IC’s mounting
PIN 1
1