Velleman projects K8037 Assembly instructions - Manual (Page 6)

6
Construction
J : 5X
Make sure that the
jumpers are mounted
close to the PCB!
1. Jumper
D1 : 1N4007
D2 : 1N4148
D3 : 1N4148
2. Diodes. Watch the polarity !
D...
CATHODE
ZD1 : 12V0
ZD2 : 4V7
ZD3 : 4V7
3. Zenerdiodes. Watch the
polarity !
CATHODE
ZD...
IC1 : 14P
6. IC socket, w atch the
position of the notch !
R1 : 47 (4 - 7 - 0 - B - 9)
4. Metal film resistor
R...
R2 : 390 (3 - 9 - 1 - B)
5. Resistor
R...
C1 : 100nF (104)
C2 : 100nF (104)
C3 : 10nF (103)
C4 : 10nF (103)
C5 : 10nF (103)
C6 : 15pF (15)
C7 : 15pF (15)
7. Capacitors.
C...
LD1 : Red
LD2 : Yellow
8. LEDs. Watch the polarity!
LD...
CATHODE
CATHODE