Velleman projects K8047 Assembly instructions - Manual (Page 7)

7
Construction
q LD1 : 3mm
‘Red’ => Recording
q LD2 : 3mm
‘Green’ => Power ON
q J5 : USB B90
8. USB connector
10. LED’s. Watch the
polarity!
LD1
CATHODE
30mm
q IC1 : VK8047
Programmed PIC16C745-IP !
q
IC2 : TLV274IP
11. IC’s. Watch the
position of the notch!
PIN 1
1
q ZD1 : LM385Z
5. Zenerdiode
q X1 : 6MHz
6. Quartz crystal
X...
q J1 : 2P (CH1)
q J2 : 2P (CH2)
q J3 : 2P (CH3)
q J4 : 2P (CH4)
7. Screw connectors
q C5 : 4,7µF/ 50V
9. Electrolytic capacitors.
Check the polarity !
C...